libft 0.1.0

One-to-many mapping from a position to a set of openings
Documentation
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208
2209
2210
2211
2212
2213
2214
2215
2216
2217
2218
2219
2220
2221
2222
2223
2224
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
2249
2250
2251
2252
2253
2254
2255
2256
2257
2258
2259
2260
2261
2262
2263
2264
2265
2266
2267
2268
2269
2270
2271
2272
2273
2274
2275
2276
2277
2278
2279
2280
2281
2282
2283
2284
2285
2286
2287
2288
2289
2290
2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302
2303
2304
2305
2306
2307
2308
2309
2310
2311
2312
2313
2314
2315
2316
2317
2318
2319
2320
2321
2322
2323
2324
2325
2326
2327
2328
2329
2330
2331
2332
2333
2334
2335
2336
2337
2338
2339
2340
2341
2342
2343
2344
2345
2346
2347
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363
2364
2365
2366
2367
2368
2369
2370
2371
2372
2373
2374
2375
2376
2377
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389
2390
2391
2392
2393
2394
2395
2396
2397
2398
2399
2400
2401
2402
2403
2404
2405
2406
2407
2408
2409
2410
2411
2412
2413
2414
2415
2416
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427
2428
2429
2430
2431
2432
2433
2434
2435
2436
2437
2438
2439
2440
2441
2442
2443
2444
2445
2446
2447
2448
2449
2450
2451
2452
2453
2454
2455
2456
2457
2458
2459
2460
2461
2462
2463
2464
2465
2466
2467
2468
2469
2470
2471
2472
2473
2474
2475
2476
2477
2478
2479
2480
2481
2482
2483
2484
2485
2486
2487
2488
2489
2490
2491
2492
2493
2494
2495
2496
2497
2498
2499
2500
2501
2502
2503
2504
2505
2506
2507
2508
2509
2510
2511
2512
2513
2514
2515
2516
2517
2518
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
2533
2534
2535
2536
2537
2538
2539
2540
2541
2542
2543
2544
2545
2546
2547
2548
2549
2550
2551
2552
2553
2554
2555
2556
2557
2558
2559
2560
2561
2562
2563
2564
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581
2582
2583
2584
2585
2586
2587
2588
2589
2590
2591
2592
2593
2594
2595
2596
2597
2598
2599
2600
2601
2602
2603
2604
2605
2606
2607
2608
2609
2610
2611
2612
2613
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625
2626
2627
2628
2629
2630
2631
2632
2633
2634
2635
2636
2637
2638
2639
2640
2641
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657
2658
2659
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680
2681
2682
2683
2684
2685
2686
2687
2688
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
2713
2714
2715
2716
2717
2718
2719
2720
2721
2722
2723
2724
2725
2726
2727
2728
2729
2730
2731
2732
2733
2734
2735
2736
2737
2738
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751
2752
2753
2754
2755
2756
2757
2758
2759
2760
2761
2762
2763
2764
2765
2766
2767
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788
2789
2790
2791
2792
2793
2794
2795
2796
2797
2798
2799
2800
2801
2802
2803
2804
2805
2806
2807
2808
2809
2810
2811
2812
2813
2814
2815
2816
2817
2818
2819
2820
2821
2822
2823
2824
2825
2826
2827
2828
2829
2830
2831
2832
2833
2834
2835
2836
2837
2838
2839
2840
2841
2842
2843
2844
2845
2846
2847
2848
2849
2850
2851
2852
2853
2854
2855
2856
2857
2858
2859
2860
2861
2862
2863
2864
2865
2866
2867
2868
2869
2870
2871
2872
2873
2874
2875
2876
2877
2878
2879
2880
2881
2882
2883
2884
2885
2886
2887
2888
2889
2890
2891
2892
2893
2894
2895
2896
2897
2898
2899
2900
2901
2902
2903
2904
2905
2906
2907
2908
2909
2910
2911
2912
2913
2914
2915
2916
2917
2918
2919
2920
2921
2922
2923
2924
2925
2926
2927
2928
2929
2930
2931
2932
2933
2934
2935
2936
2937
2938
2939
2940
2941
2942
2943
2944
2945
2946
2947
2948
2949
2950
2951
2952
2953
2954
2955
2956
2957
2958
2959
2960
2961
2962
2963
2964
2965
2966
2967
2968
2969
2970
2971
2972
2973
2974
2975
2976
2977
2978
2979
2980
2981
2982
2983
2984
2985
2986
2987
2988
2989
2990
2991
2992
2993
2994
2995
2996
2997
2998
2999
3000
3001
3002
3003
3004
3005
3006
3007
3008
3009
3010
3011
3012
3013
3014
3015
3016
3017
3018
3019
3020
3021
3022
3023
3024
3025
3026
3027
3028
3029
3030
3031
3032
3033
3034
3035
3036
3037
3038
3039
3040
3041
3042
3043
3044
3045
3046
3047
3048
3049
3050
3051
3052
3053
3054
3055
3056
3057
3058
3059
3060
3061
3062
3063
3064
3065
3066
3067
3068
3069
3070
3071
3072
3073
3074
3075
3076
3077
3078
3079
3080
3081
3082
3083
3084
3085
3086
3087
3088
3089
3090
3091
3092
3093
3094
3095
3096
3097
3098
3099
3100
3101
3102
3103
3104
3105
3106
3107
3108
3109
3110
3111
3112
3113
3114
3115
3116
3117
3118
3119
3120
3121
3122
3123
3124
3125
3126
3127
3128
3129
3130
3131
3132
3133
3134
3135
3136
3137
3138
3139
3140
3141
3142
3143
3144
3145
3146
3147
3148
3149
3150
3151
3152
3153
3154
3155
3156
3157
3158
3159
3160
3161
3162
3163
3164
3165
3166
3167
3168
3169
3170
3171
3172
3173
3174
3175
3176
3177
3178
3179
3180
3181
3182
3183
3184
3185
3186
3187
3188
3189
3190
3191
3192
3193
3194
3195
3196
3197
3198
3199
3200
3201
3202
3203
3204
3205
3206
3207
3208
3209
3210
3211
3212
3213
3214
3215
3216
3217
3218
3219
3220
3221
3222
3223
3224
3225
3226
3227
3228
3229
3230
3231
3232
3233
3234
3235
3236
3237
3238
3239
3240
3241
3242
3243
3244
3245
3246
3247
3248
3249
3250
3251
3252
3253
3254
3255
3256
3257
3258
3259
3260
3261
3262
3263
3264
3265
3266
3267
3268
3269
3270
3271
3272
3273
3274
3275
3276
3277
3278
3279
3280
3281
3282
3283
3284
3285
3286
3287
3288
3289
3290
3291
3292
3293
3294
3295
3296
3297
3298
3299
3300
3301
3302
3303
3304
3305
3306
3307
3308
3309
3310
3311
3312
3313
3314
3315
3316
3317
3318
3319
3320
3321
3322
3323
3324
3325
3326
3327
3328
3329
3330
3331
3332
3333
3334
3335
3336
3337
3338
3339
3340
3341
3342
3343
3344
3345
3346
3347
3348
3349
3350
3351
3352
3353
3354
3355
3356
3357
3358
3359
3360
3361
3362
3363
3364
3365
3366
3367
3368
3369
3370
3371
3372
3373
3374
3375
3376
3377
3378
3379
3380
3381
3382
3383
3384
3385
3386
3387
3388
3389
3390
3391
3392
3393
3394
3395
3396
3397
3398
3399
3400
3401
3402
3403
3404
name	pgn
Amar Gambit	1. Nh3 d5 2. g3 e5 3. f4 Bxh3 4. Bxh3 exf4
Amar Opening	1. Nh3
Amar Opening: Gent Gambit	1. Nh3 d5 2. g3 e5 3. f4 Bxh3 4. Bxh3 exf4 5. O-O fxg3 6. hxg3
Amar Opening: Paris Gambit	1. Nh3 d5 2. g3 e5 3. f4
Amsterdam Attack	1. e3 e5 2. c4 d6 3. Nc3 Nc6 4. b3 Nf6
Anderssen's Opening	1. a3
Anderssen's Opening: Polish Gambit	1. a3 a5 2. b4
Barnes Opening	1. f3
Barnes Opening: Fool's Mate	1. f3 e5 2. g4 Qh4#
Barnes Opening: Gedult Gambit	1. f3 d5 2. e4 g6 3. d4 dxe4 4. c3
Barnes Opening: Gedult Gambit	1. f3 f5 2. e4 fxe4 3. Nc3
Barnes Opening: Hammerschlag	1. f3 e5 2. Kf2
Clemenz Opening	1. h3
Clemenz Opening: Spike Lee Gambit	1. h3 h5 2. g4
Crab Opening	1. a4 e5 2. h4
Creepy Crawly Formation: Classical Defense	1. h3 d5 2. a3 e5
Formation: Hippopotamus Attack	1. a3 e5 2. b3 d5 3. c3 Nf6 4. d3 Nc6 5. e3 Bd6 6. f3 O-O 7. g3
Formation: Shy Attack	1. a3 e5 2. g3 d5 3. Bg2 Nf6 4. d3 Nc6 5. Nd2 Bd6 6. e3 O-O 7. h3
Global Opening	1. h3 e5 2. a3
Grob Opening	1. g4
Grob Opening: Alessi Gambit	1. g4 f5
Grob Opening: Double Grob	1. g4 g5
Grob Opening: Double Grob, Coca-Cola Gambit	1. g4 g5 2. f4
Grob Opening: Grob Gambit	1. g4 d5 2. Bg2
Grob Opening: Grob Gambit Declined	1. g4 d5 2. Bg2 c6
Grob Opening: Grob Gambit, Basman Gambit	1. g4 d5 2. Bg2 h5 3. gxh5
Grob Opening: Grob Gambit, Fritz Gambit	1. g4 d5 2. Bg2 Bxg4 3. c4
Grob Opening: Grob Gambit, Fritz Gambit, Romford Countergambit	1. g4 d5 2. Bg2 Bxg4 3. c4 d4 4. Bxb7 Nd7 5. Bxa8 Qxa8
Grob Opening: Grob Gambit, Keres Gambit	1. g4 d5 2. Bg2 e5 3. d4 exd4 4. c3
Grob Opening: Grob Gambit, Richter-Grob Gambit	1. g4 d5 2. Bg2 c6 3. c4 dxc4 4. b3
Grob Opening: Keene Defense	1. g4 d5 2. h3 e5 3. Bg2 c6
Grob Opening: Keene Defense, Main Line	1. g4 d5 2. h3 e5 3. Bg2 c6 4. d4 e4 5. c4 Bd6 6. Nc3 Ne7
Grob Opening: London Defense	1. g4 e5 2. h3 Nc6
Grob Opening: Romford Countergambit	1. g4 d5 2. Bg2 Bxg4 3. c4 d4
Grob Opening: Spike Attack	1. g4 d5 2. Bg2 c6 3. g5
Grob Opening: Spike, Hurst Attack	1. g4 e5 2. Bg2 d5 3. c4
Grob Opening: Zilbermints Gambit	1. g4 d5 2. e4 dxe4 3. Nc3
Grob Opening: Zilbermints Gambit, Schiller Defense	1. g4 d5 2. e4 dxe4 3. Nc3 h5
Grob Opening: Zilbermints Gambit, Zilbermints-Hartlaub Gambit	1. g4 d5 2. e4 dxe4 3. Nc3 e5 4. d3
Hungarian Opening	1. g3
Hungarian Opening: Asten Gambit	1. g3 Nc6 2. Nc3 d5 3. d4 e5 4. dxe5 d4 5. Ne4 f5
Hungarian Opening: Burk Gambit	1. g3 e5 2. a3 d5 3. Nf3 e4 4. Nh4 Be7 5. d3
Hungarian Opening: Bücker Gambit	1. g3 d5 2. Bg2 e5 3. b4
Hungarian Opening: Catalan Formation	1. g3 d5 2. Bg2 e6
Hungarian Opening: Dutch Defense	1. g3 f5
Hungarian Opening: Indian Defense	1. g3 Nf6
Hungarian Opening: Myers Defense	1. g3 g5
Hungarian Opening: Pachman Gambit	1. g3 f5 2. e4 fxe4 3. Qh5+ g6
Hungarian Opening: Paris Gambit	1. g3 e5 2. Nh3 d5 3. f4 Bxh3 4. Bxh3 exf4 5. O-O
Hungarian Opening: Reversed Alekhine	1. g3 e5 2. Nf3
Hungarian Opening: Reversed Brooklyn Defense, Brooklyn Benko Gambit	1. g3 e5 2. Nf3 e4 3. Ng1 Nf6 4. b4
Hungarian Opening: Reversed Modern Defense	1. g3 d5 2. Bg2 c5
Hungarian Opening: Reversed Norwegian Defense	1. g3 e5 2. Nf3 e4 3. Nh4
Hungarian Opening: Sicilian Invitation	1. g3 c5
Hungarian Opening: Slav Formation	1. g3 d5 2. Bg2 c6
Hungarian Opening: Symmetrical Variation	1. g3 g6
Hungarian Opening: Van Kuijk Gambit	1. g3 h5 2. Nf3 h4
Hungarian Opening: Winterberg Gambit	1. g3 d5 2. Bg2 e5 3. c4 dxc4 4. b3
Kádas Opening	1. h4
Kádas Opening: Beginner's Trap	1. h4 d5 2. Rh3
Kádas Opening: Kádas Gambit	1. h4 c5 2. b4
Kádas Opening: Kádas Gambit	1. h4 d5 2. d4 c5 3. Nf3 cxd4 4. c3
Kádas Opening: Kádas Gambit	1. h4 e5 2. d4 exd4 3. c3
Kádas Opening: Myers Variation	1. h4 d5 2. d4 c5 3. e4
Kádas Opening: Schneider Gambit	1. h4 g5
Kádas Opening: Steinbok Gambit	1. h4 f5 2. e4 fxe4 3. d3
Lasker Simul Special	1. g3 h5
Mieses Opening	1. d3
Mieses Opening: Myers Spike Attack	1. d3 g6 2. g4
Mieses Opening: Reversed Rat	1. d3 e5
Polish Opening	1. b4
Polish Opening: Baltic Defense	1. b4 d5 2. Bb2 Bf5
Polish Opening: Birmingham Gambit	1. b4 c5
Polish Opening: Bugayev Advance Variation	1. b4 e5 2. Bb2 f6 3. b5
Polish Opening: Bugayev Attack	1. b4 e5 2. a3
Polish Opening: Czech Defense	1. b4 e5 2. Bb2 d6
Polish Opening: Dutch Defense	1. b4 f5
Polish Opening: German Defense	1. b4 d5 2. Bb2 Qd6
Polish Opening: Grigorian Variation	1. b4 Nc6
Polish Opening: Karniewski Variation	1. b4 Nh6
Polish Opening: King's Indian Variation	1. b4 Nf6 2. Bb2 g6
Polish Opening: King's Indian Variation, Schiffler Attack	1. b4 Nf6 2. Bb2 g6 3. e4
Polish Opening: King's Indian Variation, Sokolsky Attack	1. b4 Nf6 2. Bb2 g6 3. c4 Bg7 4. e3 d6 5. Nf3 O-O 6. d4
Polish Opening: Myers Variation	1. b4 d5 2. Bb2 c6 3. a4
Polish Opening: Outflank Variation	1. b4 c6
Polish Opening: Queen's Indian Variation	1. b4 e6 2. Bb2 Nf6 3. b5 b6
Polish Opening: Queenside Defense	1. b4 e6 2. Bb2 Nf6 3. b5 a6
Polish Opening: Rooks Swap Line	1. b4 e6 2. Bb2 Nf6 3. b5 a6 4. a4 axb5 5. axb5 Rxa1 6. Bxa1
Polish Opening: Schiffler-Sokolsky Variation	1. b4 e6 2. Bb2 Nf6 3. b5 d5 4. e3
Polish Opening: Schuehler Gambit	1. b4 c6 2. Bb2 a5 3. b5 cxb5 4. e4
Polish Opening: Symmetrical Variation	1. b4 b5
Polish Opening: Tartakower Gambit	1. b4 e5 2. Bb2 f6 3. e4
Polish Opening: Wolferts Gambit	1. b4 e5 2. Bb2 c5
Saragossa Opening	1. c3
Sodium Attack	1. Na3
Sodium Attack: Chenoboskion Variation	1. Na3 g6 2. g4
Sodium Attack: Durkin Gambit	1. Na3 e5 2. Nc4 Nc6 3. e4 f5
Valencia Opening	1. d3 e5 2. Nd2
Van Geet Opening	1. Nc3
Van Geet Opening: Battambang Variation	1. a3 e5 2. Nc3
Van Geet Opening: Billockus-Johansen Gambit	1. Nc3 e5 2. Nf3 Bc5
Van Geet Opening: Caro-Kann Variation, St. Patrick's Attack	1. Nc3 d5 2. e4 c6 3. h3
Van Geet Opening: Damhaug Gambit	1. Nc3 d5 2. f4 e5
Van Geet Opening: Dougherty Gambit	1. Nc3 d5 2. e4 dxe4 3. f3
Van Geet Opening: Dunst-Perrenet Gambit	1. Nc3 d5 2. e4 dxe4 3. d3
Van Geet Opening: Düsseldorf Gambit	1. Nc3 c5 2. b4
Van Geet Opening: Gladbacher Gambit	1. Nc3 e5 2. b3 d5 3. e4 dxe4 4. d3
Van Geet Opening: Hector Gambit	1. Nc3 d5 2. e4 dxe4 3. Bc4
Van Geet Opening: Hergert Gambit	1. Nc3 d6 2. f4 e5 3. fxe5 Nc6
Van Geet Opening: Hulsemann Gambit	1. Nc3 e5 2. e3 d5 3. Qh5 Be6
Van Geet Opening: Jendrossek Gambit	1. Nc3 d5 2. f4 d4 3. Ne4 f5 4. Nf2 Nf6 5. Nf3 c5 6. b4
Van Geet Opening: Kluever Gambit	1. Nc3 f5 2. e4 fxe4 3. d3
Van Geet Opening: Laroche Gambit	1. Nc3 b5
Van Geet Opening: Liebig Gambit	1. Nc3 e5 2. e3 d5 3. Qh5 Nf6
Van Geet Opening: Melleby Gambit	1. Nc3 d5 2. f4 d4 3. Ne4 c5
Van Geet Opening: Myers Attack	1. Nc3 g6 2. h4
Van Geet Opening: Napoleon Attack	1. Nc3 e5 2. Nf3 Nc6 3. d4
Van Geet Opening: Novosibirsk Variation	1. Nc3 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qh4
Van Geet Opening: Nowokunski Gambit	1. Nc3 e5 2. f4 exf4 3. e4
Van Geet Opening: Pfeiffer Gambit	1. Nc3 d5 2. f4 d4 3. Ne4 e5
Van Geet Opening: Pfeiffer Gambit, Sleipnir Countergambit	1. Nc3 d5 2. f4 d4 3. Ne4 e5 4. Nf3
Van Geet Opening: Reversed Nimzowitsch	1. Nc3 e5
Van Geet Opening: Reversed Scandinavian	1. Nc3 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qa4
Van Geet Opening: Sicilian Two Knights	1. Nc3 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4
Van Geet Opening: Sleipnir Gambit	1. Nc3 d5 2. e3 e5 3. d4 Bb4
Van Geet Opening: Twyble Attack	1. Nc3 c5 2. Rb1
Van Geet Opening: Tübingen Gambit	1. Nc3 Nf6 2. g4
Van Geet Opening: Venezolana Variation	1. Nc3 d5 2. d3 Nf6 3. g3
Van Geet Opening: Warsteiner Gambit	1. Nc3 d5 2. f4 g5
Van't Kruijs Opening	1. e3
Van't Kruijs Opening: Bouncing Bishop Variation	1. e3 e5 2. Bc4 b5 3. Bb3
Van't Kruijs Opening: Keoni-Hiva Gambit, Akahi Variation	1. e3 e5 2. Nc3 Nf6 3. f4 exf4 4. Nf3
Van't Kruijs Opening: Keoni-Hiva Gambit, Alua Variation	1. e3 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3
Van't Kruijs Opening: Keoni-Hiva Gambit, Ekolu Variation	1. e3 e5 2. Nc3 d5 3. f4 exf4 4. Nf3
Venezolana Opening	1. d3 c5 2. Nc3 Nc6 3. g3
Ware Opening	1. a4
Ware Opening: Meadow Hay Trap	1. a4 e5 2. Ra3
Ware Opening: Ware Gambit	1. a4 e5 2. a5 d5 3. e3 f5 4. a6
Ware Opening: Wing Gambit	1. a4 b5 2. axb5 Bb7
Nimzo-Larsen Attack	1. b3
Nimzo-Larsen Attack: Classical Variation	1. b3 d5
Nimzo-Larsen Attack: Dutch Variation	1. b3 f5
Nimzo-Larsen Attack: English Variation	1. b3 c5
Nimzo-Larsen Attack: Graz Attack	1. b3 d5 2. Ba3
Nimzo-Larsen Attack: Indian Variation	1. b3 Nf6
Nimzo-Larsen Attack: Modern Variation	1. b3 e5
Nimzo-Larsen Attack: Modern Variation	1. b3 e5 2. Bb2 Nc6
Nimzo-Larsen Attack: Modern Variation	1. b3 e5 2. Bb2 Nc6 3. e3
Nimzo-Larsen Attack: Pachman Gambit	1. b3 e5 2. Bb2 Nc6 3. f4
Nimzo-Larsen Attack: Polish Variation	1. b3 b5
Nimzo-Larsen Attack: Ringelbach Gambit	1. b3 f5 2. Bb2 e6 3. e4
Nimzo-Larsen Attack: Spike Variation	1. b3 Nf6 2. Bb2 g6 3. g4
Nimzo-Larsen Attack: Symmetrical Variation	1. b3 b6
Bird Opening	1. f4
Bird Opening	1. f4 Nf6
Bird Opening: Batavo-Polish Attack	1. f4 Nf6 2. Nf3 g6 3. b4
Bird Opening: Double Duck Formation	1. f4 f5 2. d4 d5
Bird Opening: From's Gambit	1. f4 e5
Bird Opening: From's Gambit, Bahr Gambit	1. f4 e5 2. Nc3
Bird Opening: From's Gambit, Langheld Gambit	1. f4 e5 2. fxe5 d6 3. exd6 Nf6
Bird Opening: From's Gambit, Lasker Variation	1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. Nf3 g5
Bird Opening: From's Gambit, Lipke Variation	1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. Nf3 Nh6 5. d4
Bird Opening: Hobbs Gambit	1. f4 g5
Bird Opening: Hobbs-Zilbermints Gambit	1. f4 h6 2. Nf3 g5
Bird Opening: Horsefly Defense	1. f4 Nh6
Bird Opening: Lasker Gambit	1. f4 e5 2. fxe5 f6
Bird Opening: Mujannah	1. f4 Nf6 2. c4
Bird Opening: Myers Defense	1. f4 b5
Bird Opening: Platz Gambit	1. f4 e5 2. fxe5 Ne7
Bird Opening: Schlechter Gambit	1. f4 e5 2. fxe5 Nc6
Bird Opening: Siegener Gambit	1. f4 e5 2. d4 exd4 3. Nf3 c5 4. c3
Bird Opening: Swiss Gambit	1. f4 f5 2. e4 fxe4 3. Nc3 Nf6 4. g4
Bird Opening: Wagner-Zwitersch Gambit	1. f4 f5 2. e4
Bird Opening: Dutch Variation	1. f4 d5
Bird Opening: Dutch Variation, Dudweiler Gambit	1. f4 d5 2. g4
Bird Opening: Lasker Variation	1. f4 d5 2. Nf3 Nf6 3. e3 c5
Bird Opening: Sturm Gambit	1. f4 d5 2. c4
Bird Opening: Thomas Gambit	1. f4 d5 2. b3 Nf6 3. Bb2 d4 4. Nf3 c5 5. e3
Bird Opening: Williams Gambit	1. f4 d5 2. e4
Bird Opening: Williams Gambit	1. f4 d5 2. e4 dxe4 3. Nc3 Nf6 4. Qe2
Bird Opening: Williams-Zilbermints Gambit	1. f4 d5 2. e4 dxe4 3. Nc3 Nf6 4. Nge2
Colle System: Rhamphorhynchus Variation	1. Nf3 c5 2. e3 g6 3. d4 Bg7 4. dxc5 Qa5+
Modern Defense: Semi-Averbakh Variation, Polish Variation	1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. e4 Qb6
Modern Defense: Semi-Averbakh Variation, Pterodactyl Variation	1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. e4 Qa5+
Modern Defense: Semi-Averbakh Variation, Pterodactyl Variation Accepted	1. Nf3 g6 2. d4 Bg7 3. e4 d6 4. c4 c5 5. dxc5 Qa5+
Zukertort Defense: Kingside Variation	1. Nf3 Nh6 2. d4 g6
Zukertort Defense: Sicilian Knight Variation	1. Nf3 Na6 2. e4 c5
Zukertort Opening	1. Nf3
Zukertort Opening: Arctic Defense	1. Nf3 f6
Zukertort Opening: Arctic Defense, Drunken Knight Variation	1. Nf3 f6 2. e4 Nh6 3. d4 Nf7
Zukertort Opening: Basman Defense	1. Nf3 h6
Zukertort Opening: Black Mustang Defense	1. Nf3 Nc6
Zukertort Opening: Drunken Cavalry Variation	1. Nf3 Na6 2. e4 Nh6
Zukertort Opening: Dutch Variation	1. Nf3 f5
Zukertort Opening: Herrstrom Gambit	1. Nf3 g5
Zukertort Opening: Kingside Fianchetto	1. Nf3 g6
Zukertort Opening: Lisitsyn Gambit	1. Nf3 f5 2. e4
Zukertort Opening: Lisitsyn Gambit Deferred	1. Nf3 f5 2. d3 Nf6 3. e4
Zukertort Opening: Pirc Invitation	1. Nf3 d6
Zukertort Opening: Polish Defense	1. Nf3 b5
Zukertort Opening: Queen's Gambit Invitation	1. Nf3 e6
Zukertort Opening: Queenside Fianchetto Variation	1. Nf3 b6
Zukertort Opening: Ross Gambit	1. Nf3 e5
Zukertort Opening: Shabalov Gambit	1. Nf3 e6 2. c4 a6 3. Nc3 c5 4. g3 b5
Zukertort Opening: Sicilian Invitation	1. Nf3 c5
Zukertort Opening: Slav Invitation	1. Nf3 c6
Zukertort Opening: Speelsmet Gambit	1. Nf3 c5 2. d4 cxd4 3. e3
Zukertort Opening: St. George Defense	1. Nf3 a6
Zukertort Opening: The Walrus	1. Nf3 e5 2. Nxe5 Nc6 3. Nxc6 dxc6
Zukertort Opening: Vos Gambit	1. Nf3 d6 2. d4 e5
Zukertort Opening: Wade Defense	1. Nf3 d6 2. e4 Bg4
Zukertort Opening: Ware Defense	1. Nf3 a5
King's Indian Attack	1. Nf3 Nf6 2. g3 d5
King's Indian Attack: Smyslov Variation	1. Nf3 Nf6 2. g3 g6 3. b4
King's Indian Attack: Spassky Variation	1. Nf3 Nf6 2. g3 b5
King's Indian Attack: Symmetrical Defense	1. Nf3 Nf6 2. g3 g6
King's Indian Attack: Wahls Defense	1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d3 d5
Polish Opening: Zukertort System	1. Nf3 Nf6 2. b4
Zukertort Opening	1. Nf3 Nf6
Zukertort Opening	1. Nf3 Nf6 2. Nc3 Nc6
Zukertort Opening: Double Fianchetto Attack	1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 d6 6. O-O
Zukertort Opening: Lemberger Gambit	1. Nf3 Nf6 2. e4
Zukertort Opening: Myers Polish Attack	1. Nf3 Nf6 2. a4 g6 3. b4
Zukertort Opening: Nimzo-Larsen Variation	1. Nf3 Nf6 2. b3
Zukertort Opening: Quiet System	1. Nf3 Nf6 2. e3
Nimzo-Larsen Attack: Classical Variation	1. Nf3 d5 2. b3
Nimzo-Larsen Attack: Norfolk Gambit	1. Nf3 d5 2. b3 c5 3. e4
Nimzo-Larsen Attack: Norfolk Gambit	1. Nf3 d5 2. b3 Nf6 3. Bb2 c5 4. e4
Zukertort Opening	1. Nf3 d5
Zukertort Opening: Ampel Variation	1. Nf3 d5 2. Rg1
Zukertort Opening: Old Indian Attack	1. Nf3 d5 2. d3
Zukertort Opening: Pachman Gambit	1. Nf3 d5 2. e3 c5 3. c4 dxc4 4. b3
Zukertort Opening: Regina-Nu Gambit	1. Nf3 d5 2. b3 c5 3. c4 dxc4 4. Nc3
Zukertort Opening: Reversed Mexican Defense	1. Nf3 d5 2. Nc3
Zukertort Opening: Santasiere's Folly	1. b4 d5 2. Nf3
Zukertort Opening: Tennison Gambit	1. e4 d5 2. Nf3
Zukertort Opening: The Potato	1. Nf3 d5 2. a4
Hungarian Opening: Wiedenhagen-Beta Gambit	1. g3 d5 2. Nf3 g5
King's Indian Attack	1. Nf3 d5 2. g3
King's Indian Attack: Double Fianchetto	1. Nf3 d5 2. g3 g6
King's Indian Attack: Keres Variation	1. Nf3 d5 2. g3 Bg4
King's Indian Attack: Keres Variation	1. Nf3 d5 2. g3 Bg4 3. Bg2 Nd7
King's Indian Attack: Omega-Delta Gambit	1. Nf3 d5 2. g3 e5
King's Indian Attack: Pachman System	1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. O-O e5 5. d3 Ne7
King's Indian Attack: Sicilian Variation	1. Nf3 d5 2. g3 c5
King's Indian Attack: Yugoslav Variation	1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bg4
King's Indian Attack: French Variation	1. Nf3 d5 2. g3 c5 3. Bg2 Nc6
King's Indian Attack: Sicilian Variation	1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. g3 Nc6 6. Bg2 Be7 7. O-O O-O 8. Re1
King's Indian Attack: Sicilian Variation	1. Nf3 d5 2. g3 c5 3. Bg2
Zukertort Opening: Reversed Grünfeld	1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4
Zukertort Opening: Reversed Grünfeld	1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 e6 5. O-O
Réti Opening	1. Nf3 d5 2. c4
Réti Opening: Advance Variation	1. Nf3 d5 2. c4 d4
Réti Opening: Advance Variation, Michel Gambit	1. Nf3 d5 2. c4 d4 3. b4 c5
Réti Opening: Penguin Variation	1. Nf3 d5 2. c4 d4 3. Rg1
Réti Opening: Reversed Blumenfeld Gambit	1. Nf3 d5 2. c4 d4 3. e3 c5 4. b4
Réti Opening: Réti Accepted	1. Nf3 d5 2. c4 dxc4
Réti Opening: Réti Gambit, Keres Variation	1. Nf3 d5 2. c4 dxc4 3. e3 Be6
Réti Opening: Zilbermints Gambit	1. Nf3 d5 2. c4 b5
English Opening	1. c4
English Opening: Achilles-Omega Gambit	1. c4 Nf6 2. e4
English Opening: Adorjan Defense	1. c4 g6 2. e4 e5
English Opening: Anglo-Dutch Defense	1. c4 f5
English Opening: Anglo-Dutch Defense, Hickmann Gambit	1. c4 f5 2. e4
English Opening: Anglo-Dutch Variation, Chabanon Gambit	1. c4 f5 2. Nf3 d6 3. e4
English Opening: Anglo-Dutch Variation, Ferenc Gambit	1. c4 f5 2. Nc3 Nf6 3. e4
English Opening: Anglo-Lithuanian Variation	1. c4 Nc6
English Opening: Anglo-Scandinavian Defense	1. c4 d5
English Opening: Anglo-Scandinavian Defense, Löhn Gambit	1. c4 d5 2. cxd5 e6
English Opening: Anglo-Scandinavian Defense, Malvinas Variation	1. c4 d5 2. cxd5 Qxd5 3. Nc3 Qa5
English Opening: Anglo-Scandinavian Defense, Schulz Gambit	1. c4 d5 2. cxd5 Nf6
English Opening: Great Snake Variation	1. c4 g6
English Opening: Jaenisch Gambit	1. c4 b5
English Opening: King's English Variation, Botvinnik System, Prickly Pawn Pass System	1. c4 g6 2. Nc3 Bg7 3. g3 Nf6 4. Bg2 O-O 5. e4 d6 6. Nge2 e5 7. O-O c6 8. d3 a6
English Opening: Myers Defense	1. c4 g5
English Opening: Myers Gambit	1. c4 g5 2. d4 Bg7
English Opening: Porcupine Variation	1. c4 f5 2. Nc3 Nf6 3. e4 fxe4 4. g4
English Opening: Wade Gambit	1. c4 f5 2. g4
English Opening: Zilbermints Gambit	1. c4 g5 2. d4 e5
English Opening: Caro-Kann Defensive System	1. c4 c6
Réti Opening: Anglo-Slav Variation, Bled Variation	1. Nf3 d5 2. b3 Nf6 3. Bb2 g6 4. c4 c6
Réti Opening: Anglo-Slav Variation, Bogoljubov Variation	1. Nf3 d5 2. c4 c6 3. b3
Réti Opening: Anglo-Slav Variation, Bogoljubov Variation	1. Nf3 d5 2. c4 c6 3. b3 Bg4
Réti Opening: Anglo-Slav Variation, Bogoljubov Variation	1. Nf3 Nf6 2. c4 c6 3. b3 d5 4. Bb2
Réti Opening: Anglo-Slav Variation, Capablanca Variation	1. c4 Nf6 2. Nf3 c6 3. b3 d5 4. Bb2 Bg4
Réti Opening: Anglo-Slav Variation, London Defensive System	1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3 Bf5
Réti Opening: Anglo-Slav Variation, New York System	1. Nf3 Nf6 2. c4 c6 3. b3 d5 4. Bb2 Bf5
Réti Opening: Anglo-Slav Variation, Torre System	1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3 Bg4
English Opening: Agincourt Defense	1. c4 e6
English Opening: Agincourt Defense	1. c4 e6 2. Nf3
English Opening: Agincourt Defense	1. c4 e6 2. Nf3 d5
English Opening: Agincourt Defense, Bogoljubov Defense	1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bd6
English Opening: Agincourt Defense, Catalan Defense	1. Nf3 d5 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. O-O
English Opening: Agincourt Defense, Catalan Defense	1. Nf3 d5 2. c4 e6 3. g3 c5
English Opening: Agincourt Defense, Catalan Defense Accepted	1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4
English Opening: Agincourt Defense, Catalan Defense, Semi-Slav Defense	1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 c6
English Opening: Agincourt Defense, Kurajica Defense	1. Nf3 d5 2. c4 e6 3. g3 c6
English Opening: Agincourt Defense, Tarrasch Defense	1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 c5 5. Bg2 Nc6 6. O-O Be7
English Opening: Agincourt Defense, Wimpy System	1. Nf3 Nf6 2. c4 e6 3. b3 d5 4. Bb2 c5 5. e3
English Opening: Neo-Catalan	1. Nf3 Nf6 2. c4 e6 3. g3 d5
English Opening: Neo-Catalan Declined	1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7
English Opening: Romanishin Gambit	1. Nf3 Nf6 2. c4 e6 3. g3 a6 4. Bg2 b5
English Opening: Agincourt Defense, Keres Defense	1. c4 c5 2. Nf3 Nf6 3. Nc3 e6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nc6 7. O-O Be7
English Opening: Agincourt Defense, Neo-Catalan Declined	1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O
Réti Opening: Anglo-Slav Variation, Bogoljubov Variation, Stonewall Line	1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c6 7. Bb2
English Opening: Anglo-Indian Defense	1. c4 Nf6
English Opening: Anglo-Indian Defense, Anti-Anti-Grünfeld	1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4
English Opening: Anglo-Indian Defense, Grünfeld Formation	1. c4 Nf6 2. Nf3 g6 3. g3 d5
English Opening: Anglo-Indian Defense, King's Indian Formation	1. Nf3 Nf6 2. c4 g6
English Opening: Anglo-Indian Defense, King's Indian Formation, Double Fianchetto	1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 g6
English Opening: Anglo-Indian Defense, King's Knight Variation	1. Nf3 Nf6 2. c4
English Opening: Anglo-Indian Defense, Old Indian Formation	1. Nf3 Nf6 2. c4 d6
English Opening: Anglo-Indian Defense, Queen's Indian Formation	1. Nf3 Nf6 2. c4 b6
English Opening: Anglo-Indian Defense, Queen's Indian Formation	1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7
English Opening: Anglo-Indian Defense, Romanishin Variation	1. Nf3 Nf6 2. c4 e6 3. g3 a6
English Opening: Anglo-Indian Defense, Scandinavian Defense	1. Nf3 Nf6 2. c4 d5
English Opening: Anglo-Indian Defense, Scandinavian Defense, Exchange Variation	1. Nf3 Nf6 2. c4 d5 3. cxd5 Nxd5
English Opening: Anglo-Indian Defense, Slav Formation	1. Nf3 Nf6 2. c4 g6 3. g3 c6
English Orangutan	1. c4 Nf6 2. b4
English Opening: Anglo-Grünfeld Defense	1. c4 Nf6 2. Nc3 d5
English Opening: Anglo-Grünfeld Defense, Korchnoi Variation	1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. g3 Bg7 6. Bg2 e5
English Opening: Anglo-Indian Defense, Anglo-Grünfeld Variation	1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3
English Opening: Anglo-Indian Defense, Anglo-Grünfeld Variation	1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 Nb6
English Opening: Anglo-Indian Defense, Anglo-Grünfeld Variation	1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 Nxc3
English Opening: Anglo-Indian Defense, Queen's Knight Variation	1. c4 Nf6 2. Nc3
English Opening: Anglo-Indian Defense, Hedgehog System	1. c4 Nf6 2. Nc3 e6
English Opening: Anglo-Indian Defense, Nimzo-English	1. Nf3 Nf6 2. c4 e6 3. Nc3 Bb4
English Opening: Anglo-Indian Defense, Queen's Indian Formation	1. c4 Nf6 2. Nc3 e6 3. Nf3 b6
English Opening: Anglo-Indian Defense, Queen's Indian Variation	1. c4 Nf6 2. Nc3 e6 3. Nf3 b6 4. e4 Bb7 5. Bd3
English Opening: Anglo-Indian Defense, Zvjaginsev-Krasenkow Attack	1. c4 Nf6 2. Nc3 e6 3. Nf3 Bb4 4. g4
English Opening: Mikenas-Carls Variation	1. c4 Nf6 2. Nc3 e6 3. e4
English Opening: Mikenas-Carls Variation	1. c4 Nf6 2. Nc3 e6 3. e4 Nc6
English Opening: Mikenas-Carls Variation	1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5
English Opening: Anglo-Indian Defense, Flohr-Mikenas-Carls Variation, Nei Gambit	1. c4 Nf6 2. Nc3 e6 3. e4 c5 4. e5 Ng8
English Opening: Mikenas-Carls, Sicilian	1. c4 Nf6 2. Nc3 e6 3. e4 c5
English Opening: Drill Variation	1. c4 e5 2. g3 h5
English Opening: King's English Variation	1. c4 e5
English Opening: King's English Variation, Kahiko-Hula Gambit	1. c4 e5 2. e3 Nf6 3. f4 exf4 4. Nf3
English Opening: King's English Variation, Nimzowitsch Variation	1. c4 e5 2. Nf3
English Opening: King's English Variation, Nimzowitsch-Flohr Variation	1. c4 e5 2. Nf3 e4
English Opening: King's English Variation	1. c4 e5 2. Nc3 d6 3. Nf3
English Opening: King's English Variation, Keres Defense	1. c4 e5 2. Nc3 d6 3. g3 c6
English Opening: King's English Variation, Kramnik-Shirov Counterattack	1. c4 e5 2. Nc3 Bb4
English Opening: King's English Variation, Reversed Sicilian	1. c4 e5 2. Nc3
English Opening: King's English Variation, Smyslov Defense	1. c4 e5 2. Nc3 d6 3. Nf3 Bg4
English Opening: King's English Variation, Troger Defense	1. c4 e5 2. Nc3 Nc6 3. g3 d6 4. Bg2 Be6
English Opening: Carls-Bremen System	1. c4 e5 2. Nc3 Nf6 3. g3
English Opening: King's English Variation, Bellon Gambit	1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 b5
English Opening: King's English Variation, Two Knights Variation	1. c4 e5 2. Nc3 Nf6
English Opening: King's English Variation, Two Knights Variation, Reversed Dragon	1. c4 e5 2. Nc3 Nf6 3. g3 d5
English Opening: King's English Variation, Two Knights Variation, Smyslov System	1. c4 e5 2. Nc3 Nf6 3. g3 Bb4
English Opening: King's English, Erbenheimer Gambit	1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 Ng4
English Opening: King's English, Mazedonisch	1. c4 e5 2. Nc3 Nf6 3. f4
English Opening: King's English Variation, Two Knights Variation, Keres Variation	1. c4 e5 2. Nc3 Nf6 3. g3 c6
English Opening: King's English Variation, Two Knights Variation, Fianchetto Line	1. c4 e5 2. Nc3 Nf6 3. g3 g6
English Opening: Closed, Taimanov Variation	1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Rb1 Nh6 5. Bg2 Bg7
English Opening: Closed, Taimanov Variation	1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Nh6
English Opening: King's English Variation, Bremen-Hort Variation	1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Be6
English Opening: King's English Variation, Closed System	1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3
English Opening: King's English Variation, Hungarian Attack	1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Rb1
English Opening: King's English Variation, Reversed Closed Sicilian	1. c4 e5 2. Nc3 Nc6
English Opening: King's English Variation, Taimanov Variation	1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7
English Opening: King's English Variation, Botvinnik System	1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. e4
English Opening: King's English Variation, Closed System, Full Symmetry	1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6
English Opening: King's English Variation, Three Knights System	1. c4 e5 2. Nc3 Nc6 3. Nf3
English Opening: Four Knights System, Nimzowitsch Variation	1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e4
English Opening: King's English Variation, Four Knights Variation	1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6
English Opening: King's English Variation, Four Knights Variation	1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Bg5 h6 7. Bh4 Bxc3+ 8. bxc3 Ne5
English Opening: King's English Variation, Four Knights Variation, Bradley Beach Variation	1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 e4
English Opening: King's English Variation, Four Knights Variation, Flexible Line	1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d3
English Opening: King's English Variation, Four Knights Variation, Korchnoi Line	1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. a3
English Opening: King's English Variation, Four Knights Variation, Quiet Line	1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3
English Opening: King's English Variation, Four Knights Variation, Quiet Line	1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 Bxc3
English Opening: King's English Variation, Four Knights Variation, Quiet Line	1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 O-O 6. Nd5 Re8 7. Qf5
English Opening: King's English Variation, Four Knights Variation, Fianchetto Line	1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3
English Opening: Symmetrical Variation	1. c4 c5
English Opening: Symmetrical Variation	1. c4 c5 2. Nf3
English Opening: Symmetrical Variation, Hedgehog Defense	1. Nf3 Nf6 2. c4 c5 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7
English Opening: Symmetrical Variation, Napolitano Gambit	1. c4 c5 2. Nf3 Nf6 3. b4
English Opening: Symmetrical, Hedgehog, Flexible Formation	1. Nf3 c5 2. c4 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4 cxd4 8. Qxd4 d6 9. Rd1 a6 10. b3 Nbd7
English Opening: Wing Gambit	1. c4 c5 2. b4
English Opening: Symmetrical Variation, Anti-Benoni Variation	1. d4 Nf6 2. c4 c5 3. Nf3
English Opening: Symmetrical Variation, Anti-Benoni Variation, Spielmann Defense	1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e6
English Opening: Symmetrical Variation, Anti-Benoni Variation, Geller Variation	1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 e6 6. g3 Qb6
English Opening: Symmetrical Variation, Anti-Benoni Variation, Spielmann Defense	1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 e6
English Opening: Symmetrical Variation, Fianchetto Variation	1. c4 Nf6 2. Nc3 c5 3. g3
English Opening: Symmetrical Variation, Normal Variation	1. c4 c5 2. Nc3
English Opening: Symmetrical Variation, Rubinstein Variation	1. c4 Nf6 2. Nc3 c5 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc7
English Opening: Symmetrical Variation, Three Knights Variation	1. c4 c5 2. Nc3 Nf6 3. Nf3
English Opening: Symmetrical Variation, Four Knights Variation	1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6
English Opening: Symmetrical Variation, Two Knights Variation	1. c4 c5 2. Nc3 Nc6
English Opening: Symmetrical Variation, Botvinnik System	1. e4 c5 2. c4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2
English Opening: Symmetrical Variation, Botvinnik System Reversed, with e3	1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e5
English Opening: Symmetrical Variation, Symmetrical Variation	1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6
English Opening: Symmetrical Variation, Two Knights, Fianchetto Variation	1. c4 c5 2. Nc3 Nc6 3. g3
English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3	1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e5
English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation	1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3
English Opening: Symmetrical Variation, Double Fianchetto	1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. b3
English Opening: Symmetrical Variation, Duchamp Variation	1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 c5 6. Nc3 Nc6 7. d3
English Opening: Symmetrical Variation, Full Symmetry Line	1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7
English Opening: Symmetrical Variation, Mecking Variation	1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O O-O 7. d4
Australian Defense	1. d4 Na6
Benoni Defense: Franco-Sicilian Hybrid	1. d4 e6 2. c4 c5 3. d5 exd5 4. cxd5 d6 5. Nc3 g6 6. e4 Bg7 7. Nf3 Ne7
Borg Defense: Borg Gambit	1. d4 g5
Colle System: Pterodactyl Variation	1. d4 g6 2. Nf3 Bg7 3. e3 c5 4. Bd3 Qa5+
Colle System: Siroccopteryx Variation	1. d4 g6 2. Nf3 Bg7 3. e3 c5 4. Bd3 cxd4 5. Nxd4 Qa5+
English Defense	1. d4 b6
English Defense	1. d4 e6 2. c4 b6
English Defense: Eastbourne Gambit	1. d4 b6 2. c4 Bb7 3. Nc3 e5
English Defense: Hartlaub Gambit Accepted	1. c4 e6 2. d4 b6 3. Nc3 Bb7 4. e4 f5 5. exf5 Nf6
English Defense: Hartlaub Gambit Declined	1. c4 e6 2. d4 b6 3. Nc3 Bb7 4. e4 f5 5. d5
English Defense: Perrin Variation	1. d4 e6 2. c4 b6 3. e4 Bb7 4. Bd3 Nc6
English Defense: Poli Gambit	1. d4 e6 2. c4 b6 3. e4 Bb7 4. f3 f5 5. exf5 Nh6
Englund Gambit	1. d4 e5
Englund Gambit Complex Declined	1. d4 e5 2. d5
Englund Gambit Complex Declined: Diemer Counterattack	1. d4 e5 2. d5 Bc5 3. e4 Qh4
Englund Gambit Complex: Englund Gambit	1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7
Englund Gambit Complex: Felbecker Gambit	1. d4 e5 2. dxe5 Nc6 3. Nf3 Bc5
Englund Gambit Complex: Hartlaub-Charlick Gambit	1. d4 e5 2. dxe5 d6
Englund Gambit Complex: Mosquito Gambit	1. d4 e5 2. dxe5 Qh4
Englund Gambit Complex: Soller Gambit	1. d4 e5 2. dxe5 f6
Englund Gambit Complex: Soller Gambit Deferred	1. d4 e5 2. dxe5 Nc6 3. Nf3 f6
Englund Gambit Complex: Stockholm Variation	1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Qd5
Englund Gambit Complex: Zilbermints Gambit	1. d4 e5 2. dxe5 Nc6 3. Nf3 Nge7
Englund Gambit Declined: Reversed Alekhine	1. d4 e5 2. Nf3
Englund Gambit Declined: Reversed Brooklyn	1. d4 e5 2. Nf3 e4 3. Ng1
Englund Gambit Declined: Reversed French	1. d4 e5 2. e3
Englund Gambit Declined: Reversed Krebs	1. d4 e5 2. Nf3 e4
Englund Gambit Declined: Reversed Mokele Mbembe	1. d4 e5 2. Nf3 e4 3. Ne5
Horwitz Defense	1. d4 e6
Horwitz Defense: Zilbermints Gambit	1. d4 e6 2. c4 e5
Kangaroo Defense	1. d4 e6 2. c4 Bb4+
Kangaroo Defense: Keres Defense, Transpositional Variation	1. d4 e6 2. c4 Bb4+ 3. Nc3
Mikenas Defense	1. d4 Nc6
Mikenas Defense: Cannstatter Variation	1. d4 Nc6 2. c4 e5 3. d5 Nd4
Mikenas Defense: Lithuanian Variation	1. d4 Nc6 2. c4 e5 3. d5 Nce7
Mikenas Defense: Pozarek Gambit	1. d4 Nc6 2. c4 e5 3. dxe5 Nxe5 4. Nc3 Nxc4
Modern Defense: Beefeater Variation	1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 f5
Modern Defense: Lizard Defense, Pirc-Diemer Gambit	1. d4 g6 2. h4 Nf6 3. h5
Montevideo Defense	1. d4 Nc6 2. d5 Nb8
Polish Defense	1. d4 b5
Polish Defense: Spassky Gambit Accepted	1. d4 b5 2. e4 Bb7 3. Bxb5
Pterodactyl Defense: Central, Benoni Beefeater Pterodactyl	1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 d6 5. e4 Bxc3+ 6. bxc3 Qa5
Pterodactyl Defense: Central, Benoni Pterodactyl	1. d4 g6 2. c4 Bg7 3. e4 c5 4. d5 Qa5+
Pterodactyl Defense: Fianchetto, Queen Benoni Pterodactyl	1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Qa5
Pterodactyl Defense: Fianchetto, Queen Pteranodon	1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 Qa5
Pterodactyl Defense: Fianchetto, Queen Pterodactyl	1. d4 g6 2. Nf3 Bg7 3. g3 c5 4. Bg2 Qa5+
Pterodactyl Defense: Queen Pterodactyl, Quiet Line	1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. e3
Queen's Pawn Game	1. d4
Queen's Pawn Game: Anglo-Slav Opening	1. d4 c6 2. c4 d6
Queen's Pawn Game: Modern Defense	1. d4 g6
Slav Indian: Kudischewitsch Gambit	1. d4 c6 2. Nf3 Nf6 3. c4 b5
Zaire Defense	1. d4 Nc6 2. d5 Nb8 3. e4 Nf6 4. e5 Ng8
Modern Defense	1. d4 g6 2. c4 Bg7 3. Nc3 d6
Modern Defense: Neo-Modern Defense	1. d4 g6 2. c4 Bg7 3. e4 e5
Old Indian Defense	1. d4 d6 2. c4
Queen's Pawn Game	1. d4 d6
Rat Defense: English Rat	1. d4 d6 2. c4 e5
Rat Defense: English Rat, Lisbon Gambit	1. d4 d6 2. c4 e5 3. dxe5 Nc6
Rat Defense: English Rat, Pounds Gambit	1. d4 d6 2. c4 e5 3. dxe5 Be6
Robatsch Defense	1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. e4 Bg4
Wade Defense	1. d4 d6 2. Nf3 Bg4
Zukertort Opening: Wade Defense, Chigorin Plan	1. d4 d6 2. Nf3 Bg4 3. c4 Nd7 4. Qb3 Rb8
Modern Defense: Averbakh System	1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4
Modern Defense: Averbakh Variation, Pseudo-Sämisch	1. d4 g6 2. c4 Bg7 3. e4 d6 4. Be3 Nf6 5. f3
Modern Defense: Kotov Variation	1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6
Modern Defense: Randspringer Variation	1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 f5
Pterodactyl Defense	1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. e4 Qa5+ 5. Nc3 d6
Pterodactyl Defense: Central, Bogolubovia	1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 c5 5. Nge2 Qa5
Benoni Defense: Benoni Gambit Accepted	1. d4 c5 2. dxc5
Benoni Defense: Benoni Gambit, Schlenker Defense	1. d4 c5 2. dxc5 Na6
Benoni Defense: Benoni-Indian Defense	1. d4 c5 2. d5 Nf6
Benoni Defense: Benoni-Indian Defense, Kingside Move Order	1. d4 Nf6 2. Nf3 c5 3. d5
Benoni Defense: Benoni-Staunton Gambit	1. d4 c5 2. d5 f5 3. e4
Benoni Defense: Cormorant Gambit	1. d4 c5 2. dxc5 b6
Benoni Defense: French Benoni	1. e4 e6 2. d4 c5 3. d5
Benoni Defense: Hawk Variation	1. d4 Nf6 2. Nf3 c5 3. d5 c4
Benoni Defense: Old Benoni	1. d4 c5
Benoni Defense: Old Benoni	1. d4 c5 2. d5
Benoni Defense: Old Benoni	1. d4 c5 2. d5 d6
Benoni Defense: Old Benoni, Mujannah Formation	1. d4 c5 2. d5 f5
Benoni Defense: Old Benoni, Schmid Variation	1. d4 c5 2. d5 d6 3. Nc3 g6
Benoni Defense: Snail Variation	1. d4 c5 2. d5 Na6
Benoni Defense: Woozle	1. d4 c5 2. d5 Nf6 3. Nc3 Qa5
Benoni Defense: Zilbermints-Benoni Gambit	1. d4 c5 2. b4
Benoni Defense: Zilbermints-Benoni Gambit	1. d4 c5 2. Nf3 cxd4 3. b4
Benoni Defense: Zilbermints-Benoni Gambit, Tamarkin Countergambit	1. d4 c5 2. Nf3 cxd4 3. b4 e5
Indian Defense: Pseudo-Benko	1. d4 Nf6 2. Nf3 c5 3. d5 b5
Queen's Pawn Game: Liedmann Gambit	1. d4 c5 2. c4 cxd4 3. e3
Benoni Defense: Old Benoni	1. d4 c5 2. d5 e5
Benoni Defense: Semi-Benoni	1. d4 c5 2. d5 e5 3. e4 d6
Amazon Attack: Siberian Attack	1. d4 Nf6 2. Nc3 d5 3. Qd3
Canard Opening	1. d4 Nf6 2. f4
Indian Defense	1. d4 Nf6
Indian Defense: Gedult Attack, Gedult Attack	1. d4 Nf6 2. f3 d5 3. g4
Indian Defense: Gibbins-Weidenhagen Gambit	1. d4 Nf6 2. g4
Indian Defense: Gibbins-Weidenhagen Gambit Accepted	1. d4 Nf6 2. g4 Nxg4
Indian Defense: Gibbins-Weidenhagen Gambit, Maltese Falcon	1. d4 Nf6 2. g4 Nxg4 3. f3 Nf6 4. e4
Indian Defense: Gibbins-Weidenhagen Gambit, Oshima Defense	1. d4 Nf6 2. g4 e5
Indian Defense: Gibbins-Weidenhagen Gambit, Stummer Gambit	1. d4 Nf6 2. g4 Nxg4 3. e4 d6 4. Be2 Nf6 5. Nc3
Indian Defense: Lazard Gambit	1. d4 Nf6 2. Nd2 e5
Indian Defense: Maddigan Gambit	1. d4 Nf6 2. Nc3 e5
Indian Defense: Omega Gambit	1. d4 Nf6 2. e4
Indian Defense: Omega Gambit, Arafat Gambit	1. d4 Nf6 2. e4 Nxe4 3. Bd3 Nf6 4. Bg5
Indian Defense: Paleface Attack, Blackmar-Diemer Gambit Deferred	1. d4 Nf6 2. f3 d5 3. e4
Indian Defense: Pawn Push Variation	1. d4 Nf6 2. d5
Indian Defense: Reversed Chigorin Defense	1. d4 Nf6 2. Nc3 c5
Indian Defense: Tartakower Attack	1. d4 Nf6 2. g3
Paleface Attack	1. d4 Nf6 2. f3
Queen's Pawn Game: Chigorin Variation	1. d4 Nf6 2. Nc3 d5
Queen's Pawn Game: Veresov, Richter Attack	1. d4 Nf6 2. f3 d5 3. Nc3
Trompowsky Attack	1. d4 Nf6 2. Bg5
Trompowsky Attack: Borg Variation	1. d4 Nf6 2. Bg5 Ne4 3. Bf4 g5
Trompowsky Attack: Classical Defense	1. d4 Nf6 2. Bg5 e6
Trompowsky Attack: Classical Defense, Big Center Variation	1. d4 Nf6 2. Bg5 e6 3. e4
Trompowsky Attack: Edge Variation	1. d4 Nf6 2. Bg5 Ne4 3. Bh4
Trompowsky Attack: Edge Variation, Hergert Gambit	1. d4 Nf6 2. Bg5 Ne4 3. Bh4 c6 4. Nd2 Qa5 5. c3 Nxd2 6. Qxd2 d5 7. e4
Trompowsky Attack: Edge Variation, Hergert Gambit	1. d4 Nf6 2. Bg5 Ne4 3. Bh4 d5 4. f3 Nf6 5. Nc3 Bf5 6. e4
Trompowsky Attack: Poisoned Pawn Variation	1. d4 Nf6 2. Bg5 c5 3. d5 Qb6 4. Nc3
Trompowsky Attack: Raptor Variation	1. d4 Nf6 2. Bg5 Ne4 3. h4
Trompowsky Attack: Raptor Variation, Hergert Gambit	1. d4 Nf6 2. Bg5 Ne4 3. h4 Nxg5 4. hxg5 e5
Döry Defense	1. d4 Nf6 2. Nf3 Ne4
Indian Defense: Czech-Indian	1. d4 Nf6 2. Nf3 c6
Indian Defense: Knights Variation	1. d4 Nf6 2. Nf3
Indian Defense: Knights Variation, Alburt-Miles Variation	1. d4 Nf6 2. Nf3 a6
Indian Defense: London System	1. d4 Nf6 2. Nf3 e6 3. Bf4
Indian Defense: Polish Variation	1. d4 Nf6 2. Nf3 b5
Indian Defense: Spielmann-Indian	1. d4 Nf6 2. Nf3 c5
Indian Defense: Wade-Tartakower Defense	1. d4 Nf6 2. Nf3 d6
Queen's Pawn Game: Torre Attack, Breyer Variation	1. d4 Nf6 2. Nf3 e6 3. Bg5 d5 4. e3 c5 5. c3 Qb6
Queen's Pawn Game: Veresov Attack, Classical Defense	1. d4 Nf6 2. Nf3 e6 3. Nc3 d5 4. Bg5
Torre Attack: Classical Defense	1. d4 Nf6 2. Nf3 e6 3. Bg5
Torre Attack: Classical Defense, Nimzowitsch Variation	1. d4 Nf6 2. Nf3 e6 3. Bg5 h6
Torre Attack: Classical Defense, Petrosian Gambit	1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 b6 5. d5
Torre Attack: Wagner Gambit	1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e4
Yusupov-Rubinstein System	1. d4 Nf6 2. Nf3 e6 3. e3
Indian Defense: Schnepper Gambit	1. d4 Nf6 2. Nf3 b6 3. c3 e5
Marienbad System	1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5
Marienbad System: Berg Variation	1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c4 cxd4 6. Qxd4
Pseudo Queen's Indian Defense	1. d4 Nf6 2. Nf3 b6
East Indian Defense	1. d4 Nf6 2. Nf3 g6
Indian Defense: Colle System, King's Indian Variation	1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Bd3 d6
London System	1. d4 Nf6 2. Nf3 g6 3. Bf4
Queen's Pawn Game: Barry Attack, Grünfeld Variation	1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O 6. Be2
Queen's Pawn Game: Torre Attack, Grünfeld Variation, Main Line	1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d5 5. e3 O-O
Torre Attack: Fianchetto Defense	1. d4 Nf6 2. Nf3 g6 3. Bg5
Torre Attack: Fianchetto Defense, Euwe Variation	1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 c5
Indian Defense: Przepiorka Variation	1. d4 Nf6 2. Nf3 g6 3. g3
Indian Defense: Medusa Gambit	1. d4 Nf6 2. c4 g5
Indian Defense: Normal Variation	1. d4 Nf6 2. c4
Indian Defense: Pyrenees Gambit	1. d4 Nf6 2. c4 b5
Mexican Defense	1. d4 Nf6 2. c4 Nc6
Mexican Defense: Horsefly Gambit	1. d4 Nf6 2. c4 Nc6 3. d5 Ne5 4. f4
Queen's Indian Accelerated	1. d4 Nf6 2. c4 b6
Slav Indian	1. d4 Nf6 2. c4 c6
Indian Defense: Budapest Defense	1. d4 Nf6 2. c4 e5
Indian Defense: Budapest Defense, Fajarowicz Defense, Bonsdorf Variation	1. d4 Nf6 2. c4 e5 3. dxe5 Ne4 4. a3 b6
Indian Defense: Budapest Defense, Fajarowicz Variation	1. d4 Nf6 2. c4 e5 3. dxe5 Ne4
Indian Defense: Budapest Defense, Fajarowicz-Steiner Variation	1. d4 Nf6 2. c4 e5 3. dxe5 Ne4 4. Qc2
Indian Defense: Budapest Defense	1. d4 Nf6 2. c4 e5 3. dxe5 Ng4
Indian Defense: Budapest Defense, Adler Variation	1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3
Indian Defense: Budapest Defense, Alekhine Variation	1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4
Indian Defense: Budapest Defense, Alekhine Variation, Abonyi Variation	1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4 Nxe5 5. f4 Nec6
Indian Defense: Budapest Defense, Alekhine Variation, Tartakower Defense	1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4 d6
Indian Defense: Budapest Defense, Rubinstein Variation	1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4
Old Indian Defense	1. d4 Nf6 2. c4 d6
Old Indian Defense: Aged Gibbon Gambit	1. d4 Nf6 2. c4 d6 3. g4
Old Indian Defense: Czech Variation, with Nc3	1. d4 Nf6 2. c4 d6 3. Nc3 c6
Old Indian Defense: Czech Variation, with Nf3	1. d4 Nf6 2. c4 d6 3. Nf3 c6
Old Indian Defense: Janowski Variation	1. d4 Nf6 2. c4 d6 3. Nc3 Bf5
Old Indian Defense: Janowski Variation, Fianchetto Variation	1. d4 Nf6 2. c4 d6 3. Nc3 Bf5 4. g3
Old Indian Defense: Janowski Variation, Grinberg Gambit	1. d4 Nf6 2. c4 d6 3. Nc3 Bf5 4. e4
Old Indian Defense: Janowski Variation, Main Line	1. d4 Nf6 2. c4 d6 3. Nc3 Bf5 4. f3
Old Indian Defense: Duz-Khotimirsky Variation	1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. e3 Nbd7 5. Bd3
Old Indian Defense: Tartakower-Indian	1. d4 Nf6 2. c4 d6 3. Nf3 Bg4
Old Indian Defense: Two Knights Variation	1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3
Old Indian Defense: Ukrainian Variation	1. d4 Nf6 2. c4 d6 3. Nc3 e5
Old Indian Defense: Normal Variation	1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. Nf3
Benoni Defense	1. d4 Nf6 2. c4 c5
Benoni Defense: Czech Benoni Defense	1. d4 Nf6 2. c4 c5 3. d5 e5
Benoni Defense: Hromádka System	1. d4 Nf6 2. c4 c5 3. d5 d6
Benoni Defense: King's Indian System	1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 g6
Benoni Defense: Weenink Variation	1. d4 Nf6 2. c4 c5 3. dxc5 e6
Grünfeld Defense: Three Knights Variation, Burille Variation, Reversed Tarrasch	1. d4 Nf6 2. c4 c5 3. e3 g6 4. Nc3 Bg7 5. Nf3 O-O 6. Be2 cxd4 7. exd4 d5 8. O-O Nc6
Vulture Defense	1. d4 Nf6 2. c4 c5 3. d5 Ne4
Benko Gambit	1. d4 Nf6 2. c4 c5 3. d5 b5
Benko Gambit Accepted	1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6
Benko Gambit Accepted: Dlugy Variation	1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. f3
Benko Gambit Accepted: Modern Variation	1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3
Benko Gambit Accepted: Pawn Return Variation	1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. b6
Benko Gambit Declined: Bishop Attack	1. d4 Nf6 2. c4 c5 3. d5 b5 4. Bg5
Benko Gambit Declined: Hjørring Countergambit	1. d4 Nf6 2. c4 c5 3. d5 b5 4. e4
Benko Gambit Declined: Main Line	1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3
Benko Gambit Declined: Pseudo-Sämisch	1. d4 Nf6 2. c4 c5 3. d5 b5 4. f3
Benko Gambit Declined: Quiet Line	1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nd2
Benko Gambit Declined: Sosonko Variation	1. d4 Nf6 2. c4 c5 3. d5 b5 4. a4
Benko Gambit: Mutkin Countergambit	1. d4 Nf6 2. c4 c5 3. d5 b5 4. g4
Benko Gambit: Nescafe Frappe Attack	1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. e4 b4 7. Nb5 d6 8. Bc4
Benko Gambit: Zaitsev System	1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3
Benko Gambit: Zaitsev Variation, Nescafe Frappe Attack	1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. e4 b4 7. Nb5
Benko Gambit Accepted: Central Storming Variation	1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. f4
Benko Gambit Accepted: Fianchetto Variation	1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. g3 d6 8. Bg2 Bg7 9. Nf3
Benko Gambit Accepted: Fully Accepted Variation	1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6
Benko Gambit: Fianchetto Variation	1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. Nf3 g6 8. g3
Benko Gambit: Nd2 Variation	1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. Nf3 g6 8. Nd2
Benko Gambit	1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. e4 Bxf1 8. Kxf1 d6 9. g3
Benko Gambit Accepted: King Walk Variation	1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. Nf3 d6 8. e4 Bxf1 9. Kxf1 Bg7 10. g3 O-O 11. Kg2
Benko Gambit Accepted: Yugoslav	1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. e4
Benko Gambit Accepted: Yugoslav	1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. e4 Bxf1 8. Kxf1 d6 9. Nge2
Benoni Defense: Modern Variation	1. d4 Nf6 2. c4 c5 3. d5 e6
Benoni Defense: Modern Variation, Snake Variation	1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 Bd6
Benoni Defense	1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6
Benoni Defense: Fianchetto Variation	1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. g3
Benoni Defense: Knight's Tour Variation	1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Nd2
Benoni Defense: Uhlmann Variation	1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5
Benoni Defense: Fianchetto Variation	1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O
Benoni Defense: Fianchetto Variation, Hastings Defense	1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Nbd7
Benoni Defense: Fianchetto Variation, Hastings Defense, Main Line	1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O a6 10. a4 Nbd7 11. Nd2 Re8
Benoni Defense: King's Pawn Line	1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4
Benoni Defense: Mikenas Variation	1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. e5
Benoni Defense: Pawn Storm Variation	1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4
Benoni Defense: Taimanov Variation	1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+
Benoni Defense: Four Pawns Attack	1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Nf3 O-O
Benoni Defense: Four Pawns Attack, Main Line	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 Re8
Benoni Defense: Classical Variation	1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4
Benoni Defense: Classical Variation, New York Variation	1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. h3
Benoni Defense: Classical Variation, Traditional Variation	1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Be2
Benoni Defense: Classical Variation, Averbakh-Grivas Attack	1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Bg5
Benoni Defense: Classical Variation	1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O
Benoni Defense: Classical Variation, Main Line	1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O
Benoni Defense: Classical Variation, Full Line	1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O a6 10. a4
Benoni Defense: Classical Variation, Argentine Counterattack	1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Be2 O-O 9. O-O a6 10. a4 Bg4
Benoni Defense: Classical Variation, Czerniak Defense	1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O Re8
Benoni Defense: Classical Variation, Czerniak Defense, Tal Line	1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O Re8 10. Nd2
Benoni Defense: Classical Variation, Czerniak Defense	1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Be2 O-O 9. O-O Re8 10. Nd2 Na6
Benoni Defense: Classical Variation, Czerniak Defense	1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O Re8 10. Nd2 Na6 11. f3
Dutch Defense	1. d4 f5
Dutch Defense: Alapin Variation	1. d4 f5 2. Qd3
Dutch Defense: Hevendehl Gambit	1. d4 f5 2. g4 e5
Dutch Defense: Hopton Attack	1. d4 f5 2. Bg5
Dutch Defense: Janzen-Korchnoi Gambit	1. d4 f5 2. h3 Nf6 3. g4
Dutch Defense: Kingfisher Gambit	1. d4 f5 2. Nc3 d5 3. e4
Dutch Defense: Korchnoi Attack	1. d4 f5 2. h3
Dutch Defense: Krejcik Gambit	1. d4 f5 2. g4
Dutch Defense: Krejcik Gambit, Tate Gambit	1. d4 f5 2. g4 fxg4 3. e4 d5 4. Nc3
Dutch Defense: Manhattan Gambit, Anti-Classical Line	1. d4 f5 2. Qd3 e6 3. g4
Dutch Defense: Manhattan Gambit, Anti-Leningrad	1. d4 f5 2. Qd3 g6 3. g4
Dutch Defense: Manhattan Gambit, Anti-Modern	1. d4 f5 2. Qd3 d6 3. g4
Dutch Defense: Manhattan Gambit, Anti-Stonewall	1. d4 f5 2. Qd3 d5 3. g4
Dutch Defense: Omega-Isis Gambit	1. d4 f5 2. Nf3 e5
Dutch Defense: Raphael Variation	1. d4 f5 2. Nc3
Dutch Defense: Senechaud Gambit	1. d4 f5 2. Bf4 e6 3. g4
Dutch Defense: Spielmann Gambit	1. d4 f5 2. Nc3 Nf6 3. g4
Queen's Pawn Game: Veresov Attack, Dutch System	1. d4 f5 2. Nc3 d5
Dutch Defense: Blackburne Variation	1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nh3
Dutch Defense: Fianchetto Attack	1. d4 f5 2. g3
Dutch Defense: Leningrad Variation, Karlsbad Variation	1. d4 f5 2. g3 g6 3. Bg2 Bg7 4. Nh3
Dutch Defense: Leningrad, Basman System	1. d4 f5 2. g3 c6 3. Bg2 g6 4. Nf3 Bg7 5. O-O Nh6
Dutch Defense: Semi-Leningrad Variation	1. d4 f5 2. g3 Nf6 3. Bg2 g6
Dutch Defense: Blackmar's Second Gambit	1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. f3
Dutch Defense: Staunton Gambit	1. d4 f5 2. e4
Dutch Defense: Staunton Gambit Accepted	1. d4 f5 2. e4 fxe4
Dutch Defense: Staunton Gambit, American Attack	1. d4 f5 2. e4 fxe4 3. Nd2
Dutch Defense: Staunton Gambit, Tartakower Variation	1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. g4
Rat Defense: Balogh Defense	1. e4 d6 2. d4 f5
Dutch Defense: Staunton Gambit	1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5
Dutch Defense: Staunton Gambit, Alekhine Variation	1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 g6 5. h4
Dutch Defense: Staunton Gambit, Chigorin Variation	1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 c6
Dutch Defense: Staunton Gambit, Lasker Variation	1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 g6 5. f3
Dutch Defense: Staunton Gambit, Nimzowitsch Variation	1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 b6
Dutch Defense	1. d4 f5 2. c4
Dutch Defense: Bellon Gambit	1. d4 f5 2. c4 e6 3. e4
Dutch Defense: Bladel Variation	1. d4 f5 2. c4 g6 3. Nc3 Nh6
Dutch Defense: Classical Variation	1. d4 f5 2. c4 e6
Dutch Defense: Krause Variation	1. d4 f5 2. c4 Nf6 3. Nc3 d6 4. Nf3 Nc6
Dutch Defense: Normal Variation	1. d4 f5 2. c4 Nf6
Dutch Defense: Rubinstein Variation	1. d4 f5 2. c4 e6 3. Nc3
Dutch Defense: Queen's Knight Variation	1. d4 f5 2. c4 Nf6 3. Nc3
Dutch Defense: Fianchetto Variation	1. d4 f5 2. c4 Nf6 3. g3
Dutch Defense: Hort-Antoshin System	1. d4 f5 2. c4 Nf6 3. g3 d6 4. Bg2 c6 5. Nc3 Qc7
Dutch Defense: Leningrad Variation	1. d4 f5 2. c4 Nf6 3. g3 g6
Dutch Defense: Leningrad Variation	1. d4 f5 2. c4 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nf3
Dutch Defense: Leningrad Variation, Warsaw Variation	1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. O-O O-O 6. c4 d6 7. Nc3 c6
Dutch Defense: Leningrad Variation, Matulovic Variation	1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. O-O O-O 6. c4 d6 7. Nc3 Nc6
Dutch Defense: Classical Variation	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2
Dutch Defense: Nimzo-Dutch Variation	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Bb4+
Dutch Defense: Nimzo-Dutch Variation, Alekhine Variation	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Bb4+ 5. Bd2 Be7
Dutch Defense: Stonewall Variation, Modern Variation	1. d4 f5 2. c4 e6 3. Nf3 Nf6 4. g3 c6 5. Bg2 d5 6. O-O Bd6
Dutch Defense: Classical Variation	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7
Dutch Defense: Classical Variation, Blackburne Attack	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nh3
Dutch Defense: Alekhine Variation	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O Ne4
Dutch Defense: Classical Variation	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O
Dutch Defense: Stonewall Variation	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d5 7. Nc3
Dutch Defense: Stonewall Variation	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d5
Dutch Defense: Stonewall Variation, Botvinnik Variation	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d5 7. b3
Dutch Defense: Stonewall Variation	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d5 7. b3 c6 8. Ba3
Dutch Defense: Stonewall Variation	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d5 7. Nc3 c6
Dutch Defense: Stonewall Variation, Chekhover Variation	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d5 7. Nc3 c6 8. Qc2 Qe8 9. Bg5
Dutch Defense: Classical Variation	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6
Dutch Defense: Classical Variation, Buenos Aires Variation	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 a5
Dutch Defense: Classical Variation, Huisl Variation	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 Ne4
Dutch Defense: Classical Variation, Ilyin-Zhenevsky Variation	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 Qe8
Dutch Defense: Classical Variation, Ilyin-Zhenevsky Variation, Winter Variation	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 Qe8 8. Re1
Dutch Defense: Classical Variation, Ilyin-Zhenevsky Variation, Alatortsev-Lisitsyn Line	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 Qe8 8. Qc2
Dutch Defense: Classical Variation, Ilyin-Zhenevsky Variation, Modern Main Line	1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 Qe8 8. b3
Barnes Defense	1. e4 f6
Borg Defense	1. e4 g5
Borg Defense: Borg Gambit	1. e4 g5 2. d4 Bg7
Borg Defense: Troon Gambit	1. e4 g5 2. d4 h6 3. h4 g4
Borg Defense: Zilbermints Gambit	1. e4 g5 2. d4 e5
Carr Defense	1. e4 h6
Carr Defense: Zilbermints Gambit	1. e4 h6 2. d4 e5
Duras Gambit	1. e4 f5
Fried Fox Defense	1. e4 f6 2. d4 Kf7
Goldsmith Defense	1. e4 h5
Goldsmith Defense: Picklepuss Defense	1. e4 h5 2. d4 Nf6
Guatemala Defense	1. e4 b6 2. d4 Ba6
Hippopotamus Defense	1. e4 Nh6
Hippopotamus Defense	1. e4 Nh6 2. d4 g6 3. c4 f6
King's Pawn Game	1. e4
Lemming Defense	1. e4 Na6
Lion Defense: Lion's Jaw	1. e4 d6 2. d4 Nf6 3. f3
Nimzowitsch Defense	1. e4 Nc6
Nimzowitsch Defense	1. e4 Nc6 2. d4
Nimzowitsch Defense: Breyer Variation	1. e4 Nc6 2. Nc3 Nf6 3. d4 e5
Nimzowitsch Defense: Colorado Countergambit	1. e4 Nc6 2. Nf3 f5
Nimzowitsch Defense: Colorado Countergambit Accepted	1. e4 Nc6 2. Nf3 f5 3. exf5
Nimzowitsch Defense: Declined Variation	1. e4 Nc6 2. Nf3
Nimzowitsch Defense: El Columpio Defense	1. e4 Nc6 2. Nf3 Nf6 3. e5 Ng4
Nimzowitsch Defense: El Columpio Defense, El Columpio Gambit	1. e4 Nc6 2. Nf3 Nf6 3. e5 Ng4 4. d4 d6 5. h3 Nh6 6. e6
Nimzowitsch Defense: El Columpio Defense, Exchange Variation	1. e4 Nc6 2. Nf3 Nf6 3. e5 Ng4 4. d4 d6 5. h3 Nh6 6. exd6
Nimzowitsch Defense: El Columpio Defense, Pin Variation	1. e4 Nc6 2. Nf3 Nf6 3. e5 Ng4 4. d4 d6 5. h3 Nh6 6. Bb5
Nimzowitsch Defense: Franco-Nimzowitsch Variation	1. e4 Nc6 2. Nf3 e6
Nimzowitsch Defense: French Connection	1. e4 Nc6 2. Nc3 e6
Nimzowitsch Defense: Hornung Gambit	1. e4 Nc6 2. d4 d5 3. Be3
Nimzowitsch Defense: Kennedy Variation	1. e4 Nc6 2. d4 e5
Nimzowitsch Defense: Kennedy Variation, Bielefelder Gambit	1. e4 Nc6 2. d4 e5 3. dxe5 Bc5
Nimzowitsch Defense: Kennedy Variation, Hammer Gambit	1. e4 Nc6 2. d4 e5 3. dxe5 f6
Nimzowitsch Defense: Kennedy Variation, Herford Gambit	1. e4 Nc6 2. d4 e5 3. dxe5 Qh4
Nimzowitsch Defense: Kennedy Variation, Keres Attack	1. e4 Nc6 2. d4 e5 3. dxe5 Nxe5 4. Nc3
Nimzowitsch Defense: Kennedy Variation, Linksspringer Variation	1. e4 Nc6 2. d4 e5 3. d5
Nimzowitsch Defense: Kennedy Variation, Main Line	1. e4 Nc6 2. d4 e5 3. dxe5 Nxe5 4. f4 Ng6
Nimzowitsch Defense: Kennedy Variation, Paulsen Attack	1. e4 Nc6 2. d4 e5 3. dxe5 Nxe5 4. Nf3
Nimzowitsch Defense: Kennedy Variation, Riemann Defense	1. e4 Nc6 2. d4 e5 3. dxe5 Nxe5 4. f4 Nc6
Nimzowitsch Defense: Kennedy Variation, de Smet Gambit	1. e4 Nc6 2. d4 e5 3. dxe5 d6
Nimzowitsch Defense: Mikenas Variation	1. e4 Nc6 2. d4 d6
Nimzowitsch Defense: Neo-Mongoloid Defense	1. e4 Nc6 2. d4 f6
Nimzowitsch Defense: Pirc Connection	1. e4 Nc6 2. Nc3 g6
Nimzowitsch Defense: Pseudo-Spanish Variation	1. e4 Nc6 2. Bb5
Nimzowitsch Defense: Scandinavian Variation	1. e4 Nc6 2. d4 d5
Nimzowitsch Defense: Scandinavian Variation, Aachen Gambit	1. e4 Nc6 2. d4 d5 3. exd5 Nb4
Nimzowitsch Defense: Scandinavian Variation, Advance Variation	1. e4 Nc6 2. d4 d5 3. e5
Nimzowitsch Defense: Scandinavian Variation, Bogoljubov Variation	1. e4 Nc6 2. d4 d5 3. Nc3
Nimzowitsch Defense: Scandinavian Variation, Bogoljubov Variation	1. e4 Nc6 2. d4 d5 3. Nc3 dxe4
Nimzowitsch Defense: Scandinavian Variation, Bogoljubov Variation, Brandics Gambit	1. e4 Nc6 2. d4 d5 3. Nc3 a6
Nimzowitsch Defense: Scandinavian Variation, Bogoljubov Variation, Erben Gambit	1. e4 Nc6 2. d4 d5 3. Nc3 g6
Nimzowitsch Defense: Scandinavian Variation, Bogoljubov Variation, Heinola-Deppe Gambit	1. e4 Nc6 2. d4 d5 3. Nc3 e5
Nimzowitsch Defense: Scandinavian Variation, Bogoljubov Variation, Nimzowitsch Gambit	1. e4 Nc6 2. d4 d5 3. Nc3 dxe4 4. d5 Ne5
Nimzowitsch Defense: Scandinavian Variation, Bogoljubov Variation, Richter Gambit	1. e4 Nc6 2. d4 d5 3. Nc3 dxe4 4. d5 Nb8 5. f3
Nimzowitsch Defense: Scandinavian Variation, Bogoljubov Variation, Vehre Variation	1. e4 Nc6 2. d4 d5 3. Nc3 Nf6
Nimzowitsch Defense: Scandinavian Variation, Exchange Variation	1. e4 Nc6 2. d4 d5 3. exd5 Qxd5
Nimzowitsch Defense: Scandinavian Variation, Exchange Variation, Marshall Gambit	1. e4 Nc6 2. d4 d5 3. exd5 Qxd5 4. Nc3
Nimzowitsch Defense: Wheeler Gambit	1. e4 Nc6 2. b4
Nimzowitsch Defense: Williams Variation	1. e4 Nc6 2. Nf3 d6
Nimzowitsch Defense: Woodchuck Variation	1. e4 Nc6 2. d4 a6
Owen Defense	1. e4 b6
Owen Defense: Hekili-Loa Gambit	1. e4 b6 2. d4 c5 3. dxc5 Nc6
Owen Defense: Matovinsky Gambit	1. e4 b6 2. d4 Bb7 3. Bd3 f5 4. exf5 Bxg2 5. Qh5+ g6
Owen Defense: Naselwaus Gambit	1. e4 b6 2. d4 Bb7 3. Bg5
Owen Defense: Smith Gambit	1. e4 b6 2. d4 Bb7 3. Nf3
Owen Defense: Unicorn Variation	1. e4 f6 2. d4 b6 3. c4 Bb7
Owen Defense: Wind Gambit	1. e4 b6 2. d4 Bb7 3. f3 e5
Pirc Defense	1. e4 d6
Pirc Defense	1. e4 d6 2. d4
Pirc Defense	1. e4 d6 2. d4 Nf6
Pirc Defense: Roscher Gambit	1. e4 d6 2. d4 Nf6 3. Nf3
Rat Defense: Antal Defense	1. e4 d6 2. d4 Nd7
Rat Defense: Fuller Gambit	1. e4 d6 2. f4 d5 3. exd5 Nf6
Rat Defense: Harmonist	1. e4 d6 2. f4
Rat Defense: Petruccioli Attack	1. e4 d6 2. h4
Rat Defense: Spike Attack	1. e4 d6 2. g4
St. George Defense	1. e4 a6
St. George Defense: Polish Variation	1. e4 a6 2. d4 b5 3. Nf3 Bb7 4. Bd3 e6
St. George Defense: San Jorge Variation	1. e4 a6 2. d4 b5 3. Nf3 Bb7 4. Bd3 d6 5. O-O g6 6. c3 Bg7
St. George Defense: Zilbermints Gambit	1. e4 a6 2. d4 e5
Van Geet Opening: Berlin Gambit	1. e4 Nc6 2. d4 d5 3. Nc3 dxe4 4. d5
Ware Defense	1. e4 a5
Ware Defense: Snagglepuss Defense	1. e4 a5 2. d4 Nc6
Scandinavian Defense	1. e4 d5
Scandinavian Defense	1. e4 d5 2. b3
Scandinavian Defense: Anderssen Counterattack	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5
Scandinavian Defense: Anderssen Counterattack, Collijn Variation	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. Nf3 Bg4
Scandinavian Defense: Anderssen Counterattack, Goteborg System	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. Nf3
Scandinavian Defense: Anderssen Counterattack, Orthodox Attack	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 e5 5. dxe5 Nc6 6. Nf3 Bb4 7. Bd2
Scandinavian Defense: Blackburne Gambit	1. e4 d5 2. exd5 c6 3. dxc6 Nxc6
Scandinavian Defense: Blackburne-Kloosterboer Gambit	1. e4 d5 2. exd5 c6
Scandinavian Defense: Boehnke Gambit	1. e4 d5 2. exd5 e5 3. dxe6 Bxe6
Scandinavian Defense: Bronstein Variation	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 a6
Scandinavian Defense: Classical Variation	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bf5
Scandinavian Defense: Grünfeld Variation	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bf5 6. Ne5 c6 7. g4
Scandinavian Defense: Gubinsky-Melts Defense	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6
Scandinavian Defense: Icelandic-Palme Gambit	1. e4 d5 2. exd5 Nf6 3. c4 e6
Scandinavian Defense: Kiel Variation	1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nb4
Scandinavian Defense: Kloosterboer Gambit	1. e4 d5 2. exd5 c6 3. dxc6 e5
Scandinavian Defense: Kádas Gambit	1. e4 d5 2. exd5 Nf6 3. d4 c6 4. dxc6 e5
Scandinavian Defense: Lasker Variation	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bg4 6. h3
Scandinavian Defense: Main Line	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5
Scandinavian Defense: Main Line, Leonhardt Gambit	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. b4
Scandinavian Defense: Main Line, Mieses Variation	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6
Scandinavian Defense: Marshall Variation	1. e4 d5 2. exd5 Nf6 3. d4 Nxd5
Scandinavian Defense: Mieses-Kotroc Variation	1. e4 d5 2. exd5 Qxd5
Scandinavian Defense: Modern Variation	1. e4 d5 2. exd5 Nf6
Scandinavian Defense: Modern Variation	1. e4 d5 2. exd5 Nf6 3. d4
Scandinavian Defense: Modern Variation, Gipslis Variation	1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 Bg4
Scandinavian Defense: Modern Variation, Wing Gambit	1. e4 d5 2. exd5 Nf6 3. d4 g6 4. c4 b5
Scandinavian Defense: Panov Transfer	1. e4 d5 2. exd5 Nf6 3. c4 c6
Scandinavian Defense: Portuguese Gambit	1. e4 d5 2. exd5 Nf6 3. d4 Bg4
Scandinavian Defense: Portuguese Gambit, Banker Variation	1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. f3 Bf5 5. c4
Scandinavian Defense: Portuguese Gambit, Classical Variation	1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Nf3
Scandinavian Defense: Portuguese Gambit, Correspondence Refutation	1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. f3 Bf5 5. g4
Scandinavian Defense: Portuguese Gambit, Elbow Variation	1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Bb5+ c6
Scandinavian Defense: Portuguese Gambit, Jadoul Variation	1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. f3 Bf5 5. Bb5+ Nbd7 6. c4
Scandinavian Defense: Portuguese Gambit, Lusophobe Variation	1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Bb5+ Nbd7 5. Be2
Scandinavian Defense: Portuguese Gambit, Melbourne Shuffle Variation	1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. f3 Bf5 5. Bb5+ Nbd7 6. Nc3
Scandinavian Defense: Portuguese Gambit, Wuss Variation	1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Be2
Scandinavian Defense: Richter Variation	1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 g6
Scandinavian Defense: Richter Variation	1. e4 d5 2. exd5 Nf6 3. d4 g6
Scandinavian Defense: Schiller-Pytel Variation	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 c6
Scandinavian Defense: Schiller-Pytel Variation, Modern Variation	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Bc4 c6 6. Nge2 Bf5 7. Bf4 Qb4
Scandinavian Defense: Valencian Variation	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8
Scandinavian Defense: Valencian Variation, Ilundain Variation	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 c6
Scandinavian Defense: Valencian Variation, Main Line	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 Bg4
Scandinavian Defense: Zilbermints Gambit	1. e4 d5 2. b4
Van Geet Opening: Grünfeld Defense	1. e4 d5 2. Nc3 dxe4 3. Nxe4 e5
Alekhine Defense	1. e4 Nf6
Alekhine Defense: Brooklyn Variation	1. e4 Nf6 2. e5 Ng8
Alekhine Defense: Brooklyn Variation, Everglades Variation	1. e4 Nf6 2. e5 Ng8 3. d4 f5
Alekhine Defense: Buckley Attack	1. e4 Nf6 2. e5 Nd5 3. Na3
Alekhine Defense: Hunt Variation, Lasker Simul Gambit	1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5 Nd5 5. Bc4 e6 6. Nc3
Alekhine Defense: Hunt Variation, Matsukevich Gambit	1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5 Nd5 5. Nc3 Nxc3 6. dxc3 d6 7. Bg5
Alekhine Defense: Hunt Variation, Mikenas Gambit	1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5 Nd5 5. Bc4 e6 6. Nc3 d6 7. Nxd5 exd5 8. Bxd5
Alekhine Defense: Kmoch Variation	1. e4 Nf6 2. e5 Nd5 3. Bc4 Nb6 4. Bb3 c5 5. d3
Alekhine Defense: Krejcik Variation	1. e4 Nf6 2. Bc4
Alekhine Defense: Krejcik Variation, Krejcik Gambit	1. e4 Nf6 2. Bc4 Nxe4 3. Bxf7+
Alekhine Defense: Maróczy Variation	1. e4 Nf6 2. d3
Alekhine Defense: Mokele Mbembe	1. e4 Nf6 2. e5 Ne4
Alekhine Defense: Mokele Mbembe, Modern Line	1. e4 Nf6 2. e5 Ne4 3. d4 f6
Alekhine Defense: Mokele Mbembe, Vavra Defense	1. e4 Nf6 2. e5 Ne4 3. d4 e6
Alekhine Defense: Normal Variation	1. e4 Nf6 2. e5 Nd5
Alekhine Defense: Scandinavian Variation	1. e4 Nf6 2. Nc3 d5
Alekhine Defense: Scandinavian Variation, Geschev Gambit	1. e4 Nf6 2. Nc3 d5 3. exd5 c6
Alekhine Defense: Scandinavian Variation, Myers Gambit	1. e4 Nf6 2. Nc3 d5 3. d3 dxe4 4. Bg5
Alekhine Defense: Spielmann Gambit	1. e4 Nf6 2. Nc3 d5 3. e5 Nfd7 4. e6
Alekhine Defense: Steiner Variation	1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. b3
Alekhine Defense: Sämisch Attack	1. e4 Nf6 2. e5 Nd5 3. Nc3
Alekhine Defense: The Squirrel	1. e4 Nf6 2. e5 Nd5 3. c4 Nf4
Alekhine Defense: Two Pawns Attack	1. e4 Nf6 2. e5 Nd5 3. c4
Alekhine Defense: Two Pawns Attack, Lasker Variation	1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5
Alekhine Defense: Two Pawns Attack, Mikenas Variation	1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5 Nd5 5. Bc4 e6 6. Nc3 d6
Alekhine Defense: Two Pawns Attack, Tate Variation	1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. a4
Alekhine Defense: Welling Variation	1. e4 Nf6 2. e5 Nd5 3. b3
Alekhine Defense	1. e4 Nf6 2. e5 Nd5 3. d4
Alekhine Defense	1. e4 Nf6 2. e5 Nd5 3. d4 d6
Alekhine Defense	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4
Alekhine Defense: Balogh Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Bc4
Alekhine Defense: Exchange Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6
Alekhine Defense: Exchange Variation, Karpov Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. h3 Bg7 8. Nf3 O-O 9. Be2 Nc6 10. O-O Bf5 11. Bf4
Alekhine Defense: Exchange Variation, Voronezh Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. Be3 Bg7 8. Rc1 O-O 9. b3
Alekhine Defense: Four Pawns Attack	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4
Alekhine Defense: Four Pawns Attack, Cambridge Gambit	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 g5
Alekhine Defense: Four Pawns Attack, Fianchetto Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 g6
Alekhine Defense: Four Pawns Attack, Ilyin-Zhenevsky Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Nf3 Bg4 8. e6 fxe6 9. c5
Alekhine Defense: Four Pawns Attack, Korchnoi Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Bf5 7. Nc3 e6 8. Nf3 Be7 9. Be2 O-O 10. O-O f6
Alekhine Defense: Four Pawns Attack, Main Line	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3
Alekhine Defense: Four Pawns Attack, Tartakower Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Qd7 10. Be2 O-O-O 11. O-O Be7
Alekhine Defense: Four Pawns Attack, Trifunovic Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 Bf5
Alekhine Defense: Hunt Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. c5
Alekhine Defense: Modern Variation, Alekhine Gambit	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 Bg4 6. Be2
Alekhine Defense: O'Sullivan Gambit	1. e4 Nf6 2. e5 Nd5 3. d4 b5
Alekhine Defense: Modern Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3
Alekhine Defense: Modern Variation, Alburt Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6
Alekhine Defense: Modern Variation, Keres Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Bc4 Nb6 6. Bb3 Bg7 7. a4
Alekhine Defense: Modern Variation, Larsen Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 dxe5
Alekhine Defense: Modern Variation, Larsen-Haakert Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Nc6
Alekhine Defense: Modern Variation, Schmid Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Nb6
Alekhine Defense: Modern Variation, Alekhine Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. c4
Alekhine Defense: Modern Variation, Flohr Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6
Alekhine Defense: Modern Variation, Main Line	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4
Alekhine Defense: Modern Variation, Panov Variation	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. h3
Alekhine Defense: Modern Variation, Vitolins Attack	1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. c4 Nb6 6. d5
Modern Defense	1. e4 g6
Modern Defense	1. e4 g6 2. d4 Bg7
Modern Defense: Anti-Modern	1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Bc4 d6 5. Qe2
Modern Defense: Bishop Attack	1. e4 g6 2. d4 Bg7 3. Bc4
Modern Defense: Bishop Attack, Bücker Gambit	1. e4 g6 2. d4 Bg7 3. Bc4 b5
Modern Defense: Bishop Attack, Monkey's Bum	1. e4 g6 2. Bc4 Bg7 3. Qf3 e6 4. d4 Bxd4
Modern Defense: Dunworthy Variation	1. e4 g6 2. d4 Bg7 3. c4 d5 4. exd5 c6 5. dxc6 Bxd4
Modern Defense: Fianchetto Gambit	1. e4 g6 2. d4 f5
Modern Defense: Gurgenidze Defense	1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. f4 d5 5. e5 h5
Modern Defense: Lizard Defense, Mittenberger Gambit	1. e4 g6 2. d4 Bg7 3. Nc3 d5
Modern Defense: Masur Gambit	1. e4 g6 2. d4 Nh6 3. Nc3 f5 4. Bxh6 Bxh6 5. exf5 O-O
Modern Defense: Modern Pterodactyl	1. e4 g6 2. d4 Bg7 3. Nc3 c5
Modern Defense: Mongredien Defense, with Nc3	1. e4 g6 2. d4 Bg7 3. Nc3 b6
Modern Defense: Mongredien Defense, with Nf3	1. e4 g6 2. d4 Bg7 3. Nf3 b6
Modern Defense: Norwegian Defense	1. e4 g6 2. d4 Nf6
Modern Defense: Norwegian Defense, Norwegian Gambit	1. e4 g6 2. d4 Nf6 3. e5 Nh5 4. Be2 d6
Modern Defense: Pseudo-Austrian Attack	1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4
Modern Defense: Semi-Averbakh Variation, Pterodactyl Variation Declined	1. e4 g6 2. d4 Bg7 3. c4 c5 4. Nf3 d6 5. Be2 Qa5+
Modern Defense: Standard Defense	1. e4 g6 2. d4 Bg7 3. Nc3 d6
Modern Defense: Standard Line	1. e4 g6 2. d4 Bg7 3. Nc3
Modern Defense: Three Pawns Attack	1. e4 g6 2. d4 Bg7 3. f4
Modern Defense: Two Knights Variation	1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3
Modern Defense: Two Knights Variation, Suttles Variation	1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6
Modern Defense: Two Knights Variation, Suttles Variation, Tal Gambit	1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 c6 5. Bg5 Qb6 6. Qd2 Qxb2
Modern Defense: Westermann Gambit	1. e4 g6 2. d4 Bg7 3. Bd2
Modern Defense: Wind Gambit	1. e4 g6 2. d4 Bg7 3. Bd3
Norwegian Defense	1. e4 g6 2. d4 Nf6 3. e5 Nh5 4. g4 Ng7
Pterodactyl Defense: Austrian, Austriadactylus Western	1. e4 g6 2. d4 Bg7 3. f4 c5 4. Nf3 Qa5+
Pterodactyl Defense: Austrian, Grand Prix Pterodactyl	1. e4 g6 2. Nc3 Bg7 3. f4 c5 4. Nf3 Qa5
Pterodactyl Defense: Austrian, Pteranodon	1. e4 g6 2. d4 Bg7 3. f4 c5 4. c3 Qa5
Pterodactyl Defense: Central, Anhanguera	1. e4 g6 2. d4 Bg7 3. c4 c5 4. Nc3 d6 5. Be3 Qa5
Pterodactyl Defense: Central, Benoni Quetzalcoatlus	1. e4 g6 2. d4 Bg7 3. c4 c5 4. d5 d6 5. Nc3 Qa5
Pterodactyl Defense: Central, Quetzalcoatlus Gambit	1. e4 g6 2. d4 Bg7 3. c4 c5 4. Nc3 d6 5. dxc5 Qa5
Pterodactyl Defense: Eastern, Anhanguera	1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. Be3
Pterodactyl Defense: Eastern, Benoni	1. d4 g6 2. e4 Bg7 3. Nc3 c5 4. d5
Pterodactyl Defense: Eastern, Benoni Pteranodon	1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 Qa5
Pterodactyl Defense: Eastern, Benoni Pterodactyl	1. d4 g6 2. Nc3 Bg7 3. e4 c5 4. d5 Qa5
Pterodactyl Defense: Eastern, Pteranodon	1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. dxc5 Bxc3+ 5. bxc3 Qa5
Pterodactyl Defense: Eastern, Pterodactyl	1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. dxc5 Qa5
Pterodactyl Defense: Eastern, Rhamphorhynchus	1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. dxc5
Pterodactyl Defense: Fianchetto, King Pterodactyl	1. e4 g6 2. d4 Bg7 3. g3 c5 4. Nf3 Qa5+
Pterodactyl Defense: Fianchetto, Rhamphorhynchus	1. e4 g6 2. d4 Bg7 3. g3 c5 4. dxc5 Qa5+
Pterodactyl Defense: Sicilian, Quetzalcoatlus	1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. Nf3 Qa5 5. Be2 d6
Pterodactyl Defense: Sicilian, Siroccopteryx	1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. Nf3 Qa5 5. Bc4
Pterodactyl Defense: Western, Anhanguera	1. e4 g6 2. d4 Bg7 3. Nf3 c5 4. Be3 Qa5+
Pterodactyl Defense: Western, Siroccopteryx	1. e4 g6 2. Nf3 Bg7 3. d4 c5 4. Bc4 cxd4 5. Nxd4 Qa5+
Rat Defense: Accelerated Gurgenidze	1. e4 g6 2. d4 d6 3. Nc3 c6
Czech Defense	1. e4 d6 2. d4 Nf6 3. Nc3 c6
King's Pawn Game: Maróczy Defense	1. e4 d6 2. d4 e5
Lion Defense: Anti-Philidor	1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. f4
Lion Defense: Anti-Philidor, Lion's Cave	1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. f4 e5
Lion Defense: Anti-Philidor, Lion's Cave, Lion Claw Gambit	1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. f4 e5 5. Nf3 exd4 6. Qxd4 c6 7. Bc4 d5
Lion Defense: Bayonet Attack	1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. g4
Modern Defense: Geller's System	1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. c3
Pirc Defense	1. e4 d6 2. d4 Nf6 3. Nc3 g6
Pirc Defense: 150 Attack	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. Qd2
Pirc Defense: 150 Attack, Inner Doll Defense	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. Qd2 Bg4
Pirc Defense: 150 Attack, Sveshnikov-Jansa Attack	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. h3
Pirc Defense: Bayonet Attack	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be2 Bg7 5. h4
Pirc Defense: Byrne Variation	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5
Pirc Defense: Chinese Variation	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be2 Bg7 5. g4
Pirc Defense: Kholmov System	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4
Pirc Defense: Sveshnikov System	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. g3
Pirc Defense: Classical Variation	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3
Pirc Defense: Classical Variation	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7
Pirc Defense: Classical Variation, Quiet System	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2
Pirc Defense: Classical Variation, Quiet System, Chigorin Line	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 O-O 6. O-O Nc6
Pirc Defense: Classical Variation, Quiet System, Czech Defense	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 O-O 6. O-O c6
Pirc Defense: Classical Variation, Quiet System, Parma Defense	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 O-O 6. O-O Bg4
Pirc Defense: Classical Variation, Schlechter Variation	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. h3
Pirc Defense: Austrian Attack	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4
Pirc Defense: Austrian Attack	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O
Pirc Defense: Austrian Attack, Dragon Formation	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5
Pirc Defense: Austrian Attack, Kurajica Variation	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be3
Pirc Defense: Austrian Attack, Ljubojevic Variation	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Bc4
Pirc Defense: Austrian Attack, Unzicker Attack	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. e5
Pirc Defense: Austrian Attack, Unzicker Attack, Bronstein Variation	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. e5 Nfd7 7. h4
Pirc Defense: Austrian Attack, Weiss Variation	1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3
Caro-Kann Defense	1. e4 c6
Caro-Kann Defense	1. e4 c6 2. Nc3
Caro-Kann Defense	1. e4 c6 2. Nc3 d5
Caro-Kann Defense: Accelerated Panov Attack	1. e4 c6 2. c4
Caro-Kann Defense: Accelerated Panov Attack	1. e4 c6 2. c4 d5
Caro-Kann Defense: Accelerated Panov Attack, Modern Variation	1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Nf6
Caro-Kann Defense: Accelerated Panov Attack, Open Variation	1. e4 c6 2. c4 e5
Caro-Kann Defense: Accelerated Panov Attack, Pseudo-Scandinavian	1. e4 c6 2. c4 d5 3. exd5 Qxd5
Caro-Kann Defense: Accelerated Panov Attack, Van Weersel Attack	1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. Qb3
Caro-Kann Defense: Apocalypse Attack	1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Ne5
Caro-Kann Defense: Breyer Variation	1. e4 c6 2. d3
Caro-Kann Defense: Breyer Variation, Stein Attack	1. e4 c6 2. d3 d5 3. Nd2 g6 4. Ngf3 Bg7 5. g3 e5 6. Bg2 Ne7 7. O-O O-O 8. b4
Caro-Kann Defense: Euwe Attack	1. e4 c6 2. b3
Caro-Kann Defense: Goldman Variation	1. e4 c6 2. Nc3 d5 3. Qf3
Caro-Kann Defense: Hector Gambit	1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Ng5
Caro-Kann Defense: Hillbilly Attack	1. e4 c6 2. Bc4
Caro-Kann Defense: Hillbilly Attack, Schaeffer Gambit	1. e4 c6 2. Bc4 d5 3. Bb3 dxe4 4. Qh5
Caro-Kann Defense: Labahn Attack	1. e4 c6 2. b4
Caro-Kann Defense: Labahn Attack, Double Gambit	1. e4 c6 2. b4 d5 3. b5
Caro-Kann Defense: Labahn Attack, Polish Variation	1. e4 c6 2. b4 e5 3. Bb2
Caro-Kann Defense: Scorpion-Horus Gambit	1. e4 c6 2. Nc3 d5 3. d3 dxe4 4. Bg5
Caro-Kann Defense: Spike Variation	1. e4 c6 2. g4
Caro-Kann Defense: Spike Variation, Scorpion-Grob Gambit	1. e4 c6 2. g4 d5 3. Nc3 dxe4 4. d3
Caro-Kann Defense: Toikkanen Gambit	1. e4 c6 2. c4 d5 3. e5
Caro-Kann Defense: Two Knights Attack	1. e4 c6 2. Nc3 d5 3. Nf3
Caro-Kann Defense: Two Knights Attack, Mindeno Variation	1. e4 c6 2. Nc3 d5 3. Nf3 Bg4
Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line	1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3
Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Retreat Line	1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bh5
Caro-Kann Defense	1. e4 c6 2. d4
Caro-Kann Defense	1. e4 c6 2. d4 d5
Caro-Kann Defense: Advance Variation	1. e4 c6 2. d4 d5 3. e5
Caro-Kann Defense: Advance Variation, Bayonet Attack	1. e4 c6 2. d4 d5 3. e5 Bf5 4. g4
Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense	1. e4 c6 2. d4 d5 3. e5 c5
Caro-Kann Defense: Advance Variation, Bronstein Variation	1. e4 c6 2. d4 d5 3. e5 Bf5 4. Ne2
Caro-Kann Defense: Advance Variation, Prins Attack	1. e4 c6 2. d4 d5 3. e5 Bf5 4. b4
Caro-Kann Defense: Advance Variation, Short Variation	1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3
Caro-Kann Defense: Advance Variation, Tal Variation	1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4
Caro-Kann Defense: Advance Variation, Van der Wiel Attack	1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3
Caro-Kann Defense: Advance Variation, Van der Wiel Attack	1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 Bg6 6. Nge2 c5 7. h4
Caro-Kann Defense: Advance Variation, Van der Wiel Attack, Dreyev Defense	1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 Qb6
Caro-Kann Defense: Advance, Short Variation	1. e4 c6 2. d4 d5 3. e5 Bf5 4. c3 e6 5. Be2
Caro-Kann Defense: De Bruycker Defense	1. e4 c6 2. d4 Na6
Caro-Kann Defense: De Bruycker Defense	1. e4 c6 2. d4 Na6 3. Nc3 Nc7
Caro-Kann Defense: Edinburgh Variation	1. e4 c6 2. d4 d5 3. Nd2 Qb6
Caro-Kann Defense: Maróczy Variation	1. e4 c6 2. d4 d5 3. f3
Caro-Kann Defense: Maróczy Variation, Maróczy Gambit	1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 exd4 6. Bc4
Caro-Kann Defense: Masi Variation	1. e4 c6 2. d4 Nf6
Caro-Kann Defense: Massachusetts Defense	1. e4 c6 2. d4 f5
Caro-Kann Defense: Mieses Attack, Landau Gambit	1. e4 c6 2. d4 d5 3. Bd3 Nf6 4. e5 Nfd7 5. e6
Caro-Kann Defense: Mieses Gambit	1. e4 c6 2. d4 d5 3. Be3
Caro-Kann Defense: Modern Variation	1. e4 c6 2. d4 d5 3. Nd2
Caro-Kann Defense: Ulysses Gambit	1. e4 c6 2. d4 d5 3. Nf3 dxe4 4. Ng5
Caro-Kann Defense: Exchange Variation	1. e4 c6 2. d4 d5 3. exd5
Caro-Kann Defense: Exchange Variation, Bulla Attack	1. e4 c6 2. d4 d5 3. exd5 cxd5 4. g4
Caro-Kann Defense: Exchange Variation, Rubinstein Variation	1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4
Caro-Kann Defense: Panov Attack	1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4
Caro-Kann Defense: Panov Attack	1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3
Caro-Kann Defense: Panov Attack, Gunderam Attack	1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. c5
Caro-Kann Defense: Panov Attack, Modern Defense	1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6
Caro-Kann Defense: Panov Attack, Modern Defense, Carlsbad Line	1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 e6
Caro-Kann Defense: Panov Attack, Modern Defense, Czerniak Line	1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 Qa5
Caro-Kann Defense: Panov Attack, Modern Defense, Mieses Line	1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4
Caro-Kann Defense: Panov Attack, Modern Defense, Reifir-Spielmann Line	1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 Qb6
Caro-Kann Defense: Panov-Botvinnik, Herzog Defense	1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 dxc4 7. d5 Na5
Caro-Kann Defense: Panov Attack	1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6
Caro-Kann Defense: Panov Attack, Fianchetto Defense	1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 g6
Caro-Kann Defense: Panov Attack, Fianchetto Defense, Fianchetto Gambit	1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 g6 6. cxd5 Bg7
Caro-Kann Defense: Panov Attack, Main Line	1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Bb4
Caro-Kann Defense	1. e4 c6 2. d4 d5 3. Nc3
Caro-Kann Defense	1. e4 c6 2. d4 d5 3. Nc3 dxe4
Caro-Kann Defense: Alekhine Gambit	1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Bd3
Caro-Kann Defense: Campomanes Attack	1. e4 c6 2. d4 d5 3. Nc3 Nf6
Caro-Kann Defense: Forgacs Variation	1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4
Caro-Kann Defense: Gurgenidze Counterattack	1. e4 c6 2. d4 d5 3. Nc3 b5
Caro-Kann Defense: Gurgenidze System	1. e4 c6 2. d4 d5 3. Nc3 g6
Caro-Kann Defense: Main Line	1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4
Caro-Kann Defense: Rasa-Studier Gambit	1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. f3
Caro-Kann Defense: Tartakower Variation	1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6
Caro-Kann Defense: von Hennig Gambit	1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Bc4
Caro-Kann Defense: Bronstein-Larsen Variation	1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6
Caro-Kann Defense: Finnish Variation	1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 h6
Caro-Kann Defense: Karpov Variation	1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7
Caro-Kann Defense: Karpov Variation, Modern Main Line	1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Ng5 Ngf6 6. Bd3 e6 7. N1f3 Bd6 8. Qe2 h6 9. Ne4 Nxe4 10. Qxe4
Caro-Kann Defense: Karpov Variation, Modern Variation	1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Ng5
Caro-Kann Defense: Karpov Variation, Modern Variation, Ivanchuk Defense	1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Ng5 Ndf6
Caro-Kann Defense: Karpov Variation, Modern Variation, Kasparov Attack	1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3
Caro-Kann Defense: Karpov Variation, Smyslov Variation	1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Ng5 e6 7. Qe2 Nb6
Caro-Kann Defense: Karpov Variation, Smyslov Variation, Main Line	1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Ng5 e6 7. Qe2 Nb6 8. Bb3
Caro-Kann Defense: Karpov Variation, Tiviakov-Fischer Attack	1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Nxf6+ Nxf6
Caro-Kann Defense: Classical Variation	1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5
Caro-Kann Defense: Classical Variation, Flohr Variation	1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nh3
Caro-Kann Defense: Classical Variation, Main Line	1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4
Caro-Kann Defense: Classical Variation, Maróczy Attack	1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. f4
Caro-Kann Defense: Classical Variation	1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7
Caro-Kann Defense: Classical Variation, Lobron System	1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O Be7
Caro-Kann Defense: Classical Variation, Seirawan Variation	1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6 11. Bd2 e6 12. O-O-O Bd6
Caro-Kann Defense: Classical Variation, Spassky Variation	1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5
Sicilian Defense	1. e4 c5
Sicilian Defense: Amazon Attack	1. e4 c5 2. Qg4
Sicilian Defense: Big Clamp Formation	1. e4 c5 2. d3 Nc6 3. c3 d6 4. f4
Sicilian Defense: Bowdler Attack	1. e4 c5 2. Bc4
Sicilian Defense: Brick Variation	1. e4 c5 2. Nh3
Sicilian Defense: Euwe Attack, Prins Gambit	1. e4 c5 2. b3 d5 3. Bb2
Sicilian Defense: Gloria Variation	1. e4 c5 2. c4 d6 3. Nc3 Nc6 4. g3 h5
Sicilian Defense: Grob Variation	1. e4 c5 2. g4
Sicilian Defense: Keres Variation	1. e4 c5 2. Ne2
Sicilian Defense: King David's Opening	1. e4 c5 2. Ke2
Sicilian Defense: Kronberger Variation	1. e4 c5 2. Na3
Sicilian Defense: Kronberger Variation, Nemeth Gambit	1. e4 c5 2. Na3 Nc6 3. d4 cxd4 4. Bc4
Sicilian Defense: Lasker-Dunne Attack	1. e4 c5 2. g3
Sicilian Defense: Mengarini Variation	1. e4 c5 2. a3
Sicilian Defense: Myers Attack, with a4	1. e4 c5 2. a4
Sicilian Defense: Myers Attack, with h4	1. e4 c5 2. h4
Sicilian Defense: Snyder Variation	1. e4 c5 2. b3
Sicilian Defense: Snyder Variation, Queen Fianchetto Variation	1. e4 c5 2. b3 b6
Sicilian Defense: Staunton-Cochrane Variation	1. e4 c5 2. c4
Sicilian Defense: Wing Gambit	1. e4 c5 2. b4
Sicilian Defense: Wing Gambit, Abrahams Variation	1. e4 c5 2. b4 cxb4 3. Bb2
Sicilian Defense: Wing Gambit, Carlsbad Variation	1. e4 c5 2. b4 cxb4 3. a3 bxa3
Sicilian Defense: Wing Gambit, Marienbad Variation	1. e4 c5 2. b4 cxb4 3. a3 d5 4. exd5 Qxd5 5. Bb2
Sicilian Defense: Wing Gambit, Marshall Variation	1. e4 c5 2. b4 cxb4 3. a3
Sicilian Defense: Wing Gambit, Nanu Gambit	1. e4 c5 2. b4 cxb4 3. a3 d5 4. exd5 Qxd5 5. Nf3 e5 6. c4 Qe6 7. Bd3
Sicilian Defense: Wing Gambit, Romanian Defense	1. e4 c5 2. b4 cxb4 3. a3 d5 4. exd5 Qxd5 5. Nf3 e5 6. Bb2 Nc6 7. c4 Qe6
Sicilian Defense: Wing Gambit, Santasiere Variation	1. e4 c5 2. b4 cxb4 3. c4
Bird Opening: Dutch Variation, Batavo Gambit	1. e4 c5 2. f4 d5 3. Nf3 dxe4
Sicilian Defense: Coles Sicilian Gambit	1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 Nf6 5. Bc4
Sicilian Defense: Halasz Gambit	1. e4 c5 2. d4 cxd4 3. f4
Sicilian Defense: McDonnell Attack	1. e4 c5 2. f4
Sicilian Defense: McDonnell Attack, Tal Gambit	1. e4 c5 2. f4 d5 3. exd5 Nf6
Sicilian Defense: Morphy Gambit	1. e4 c5 2. d4 cxd4 3. Nf3
Sicilian Defense: Morphy Gambit, Andreaschek Gambit	1. e4 c5 2. d4 cxd4 3. Nf3 e5 4. c3
Sicilian Defense: Smith-Morra Gambit	1. e4 c5 2. d4
Sicilian Defense: Smith-Morra Gambit	1. e4 c5 2. d4 cxd4 3. c3
Sicilian Defense: Smith-Morra Gambit Accepted, Chicago Defense	1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Nf3 e6 6. Bc4 Nf6 7. O-O a6
Sicilian Defense: Smith-Morra Gambit Accepted, Classical Formation	1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 a6 7. O-O Nf6
Sicilian Defense: Smith-Morra Gambit Accepted, Fianchetto Defense	1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 g6
Sicilian Defense: Smith-Morra Gambit Accepted, Finegold Defense	1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Nf3 d6 6. Bc4 a6 7. O-O Be7 8. Qe2 Nf6
Sicilian Defense: Smith-Morra Gambit Accepted, Kan Formation	1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Nf3 a6
Sicilian Defense: Smith-Morra Gambit Accepted, Larsen Defense	1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 Qc7 7. Qe2 a6 8. O-O Bd6
Sicilian Defense: Smith-Morra Gambit Accepted, Morphy Defense	1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 Bc5
Sicilian Defense: Smith-Morra Gambit Accepted, Morphy Defense Deferred	1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 a6 7. O-O b5 8. Bb3 Bc5
Sicilian Defense: Smith-Morra Gambit Accepted, Paulsen Formation	1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 a6
Sicilian Defense: Smith-Morra Gambit Accepted, Pin Defense	1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 Bb4
Sicilian Defense: Smith-Morra Gambit Accepted, Scheveningen Formation	1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 e6
Sicilian Defense: Smith-Morra Gambit Accepted, Sozin Formation	1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Bc4 e6 6. Nf3 d6 7. O-O a6 8. Qe2 b5
Sicilian Defense: Smith-Morra Gambit Accepted, Taimanov Formation	1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Bc4 a6 6. Nf3 Ne7
Sicilian Defense: Smith-Morra Gambit Declined, Alapin Formation	1. e4 c5 2. d4 cxd4 3. c3 Nf6
Sicilian Defense: Smith-Morra Gambit Declined, Center Formation	1. e4 c5 2. d4 cxd4 3. c3 e5
Sicilian Defense: Smith-Morra Gambit Declined, Dubois Variation	1. e4 c5 2. d4 cxd4 3. c3 d3 4. c4
Sicilian Defense: Smith-Morra Gambit Declined, Push Variation	1. e4 c5 2. d4 cxd4 3. c3 d3
Sicilian Defense: Smith-Morra Gambit Declined, Scandinavian Formation	1. e4 c5 2. d4 cxd4 3. c3 d5
Sicilian Defense: Smith-Morra Gambit Declined, Wing Formation	1. e4 c5 2. d4 cxd4 3. c3 Qa5
Sicilian Defense: Smith-Morra Gambit, Chicago Defense	1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Bc4 e6 6. Nf3 d6 7. O-O a6 8. Qe2 b5 9. Bb3 Ra7
Sicilian Defense: Smith-Morra Gambit, Danish Variation	1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nf3
Sicilian Defense: Alapin Variation	1. e4 c5 2. c3
Sicilian Defense: Alapin Variation, Barmen Defense	1. e4 c5 2. c3 d5 3. exd5 Qxd5
Sicilian Defense: Alapin Variation, Barmen Defense, Central Exchange	1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 Bg4
Sicilian Defense: Alapin Variation, Barmen Defense, Endgame Variation	1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 Bg4 7. Nc3 Bxf3 8. gxf3 Qxd4 9. Qxd4 Nxd4
Sicilian Defense: Alapin Variation, Barmen Defense, Milner-Barry Attack	1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 cxd4 6. cxd4 e5 7. Nc3 Bb4 8. Be2
Sicilian Defense: Alapin Variation, Barmen Defense, Modern Line	1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Bg4
Sicilian Defense: Alapin Variation, Smith-Morra Declined	1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4
Sicilian Defense: Alapin Variation, Stoltz Attack	1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3
Sicilian Defense: Alapin Variation, Stoltz Attack, Ivanchuk Line	1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 c4 7. Bc2 Qc7 8. Qe2 g5
Sicilian Defense: Heidenfeld Variation	1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Na3
Sicilian Defense: Closed	1. e4 c5 2. Nc3
Sicilian Defense: Closed	1. e4 c5 2. Nc3 e6
Sicilian Defense: Closed	1. e4 c5 2. Nc3 e6 3. g3
Sicilian Defense: Closed, Chameleon Variation	1. e4 c5 2. Nc3 Nc6 3. Nge2
Sicilian Defense: Closed, Grob Attack	1. e4 c5 2. Nc3 Nc6 3. g4
Sicilian Defense: Closed, Korchnoi Defense	1. e4 c5 2. Nc3 e6 3. g3 d5
Sicilian Defense: Closed, Traditional	1. e4 c5 2. Nc3 Nc6
Sicilian Defense: Grand Prix Attack	1. e4 c5 2. Nc3 Nc6 3. f4
Sicilian Defense: Grand Prix Attack, Schofman Variation	1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. f5
Sicilian Defense: Closed	1. e4 c5 2. Nc3 Nc6 3. g3 g6
Sicilian Defense: Closed	1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7
Sicilian Defense: Closed, Fianchetto Variation	1. e4 c5 2. Nc3 Nc6 3. g3
Sicilian Defense: Closed, Smyslov Variation	1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 Nd4 7. Nce2
Sicilian Defense: Closed	1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6
Sicilian Defense: Closed	1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4
Sicilian Defense: Closed, Botvinnik Defense, Edge Variation	1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e5 7. Nh3 Nge7
Sicilian Defense: Closed, Botvinnik Defense, with Nge2	1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5
Sicilian Defense: Closed, Botvinnik Defense, with f4	1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e5
Sicilian Defense: Closed	1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3
Modern Defense: Pterodactyl Variation	1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. Nc3 Qa5
Pterodactyl Defense: Sicilian, Anhanguera	1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. Nc3 Qa5 5. Be3
Pterodactyl Defense: Sicilian, Benoni Gambit	1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. Nc3 Qa5 5. d5
Pterodactyl Defense: Sicilian, Pteranodon	1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. dxc5 Qa5+ 5. Nc3 Bxc3+ 6. bxc3
Pterodactyl Defense: Sicilian, Rhamphorhynchus	1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. dxc5 Qa5+ 5. Nc3
Pterodactyl Defense: Sicilian, Unpin	1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. Nc3 Qa5 5. Bd2
Pterodactyl Defense: Western, Pterodactyl	1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 Qa5
Pterodactyl Defense: Western, Rhamphorhynchus	1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. dxc5 Qa5+
Sicilian Defense	1. e4 c5 2. Nf3
Sicilian Defense: Acton Extension	1. e4 c5 2. Nf3 g6 3. c4 Bh6
Sicilian Defense: Brussels Gambit	1. e4 c5 2. Nf3 f5
Sicilian Defense: Bücker Variation	1. e4 c5 2. Nf3 h6
Sicilian Defense: Double-Dutch Gambit	1. e4 c5 2. Nf3 f5 3. exf5 Nh6
Sicilian Defense: Frederico Variation	1. e4 c5 2. Nf3 g6 3. d4 f5
Sicilian Defense: Hyperaccelerated Dragon	1. e4 c5 2. Nf3 g6
Sicilian Defense: Hyperaccelerated Fianchetto	1. e4 c5 2. Nf3 g6 3. d4
Sicilian Defense: Hyperaccelerated Pterodactyl	1. e4 c5 2. Nf3 g6 3. d4 Bg7
Sicilian Defense: Hyperaccelerated Pterodactyl, Exchange Variation	1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. dxc5 Qa5+ 5. Nc3 Bxc3+ 6. bxc3 Qxc3+
Sicilian Defense: Jalalabad Variation	1. e4 c5 2. Nf3 e5
Sicilian Defense: Katalimov Variation	1. e4 c5 2. Nf3 b6
Sicilian Defense: Mongoose Variation	1. e4 c5 2. Nf3 Qa5
Sicilian Defense: Polish Gambit	1. e4 c5 2. Nf3 b5
Sicilian Defense: Quinteros Variation	1. e4 c5 2. Nf3 Qc7
Sicilian Defense: O'Kelly Variation	1. e4 c5 2. Nf3 a6
Sicilian Defense: O'Kelly Variation, Aronin System	1. e4 c5 2. Nf3 a6 3. Be2
Sicilian Defense: O'Kelly Variation, Kieseritzky System	1. e4 c5 2. Nf3 a6 3. b3
Sicilian Defense: O'Kelly Variation, Maróczy Bind	1. e4 c5 2. Nf3 a6 3. c4
Sicilian Defense: O'Kelly Variation, Maróczy Bind, Paulsen Line	1. e4 c5 2. Nf3 a6 3. c4 e6
Sicilian Defense: O'Kelly Variation, Maróczy Bind, Robatsch Line	1. e4 c5 2. Nf3 a6 3. c4 d6
Sicilian Defense: O'Kelly Variation, Normal System	1. e4 c5 2. Nf3 a6 3. d4
Sicilian Defense: O'Kelly Variation, Normal System, Cortlever Gambit	1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Bc4
Sicilian Defense: O'Kelly Variation, Normal System, Smith-Morra Line	1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. c3
Sicilian Defense: O'Kelly Variation, Normal System, Taimanov Line	1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 e5
Sicilian Defense: O'Kelly Variation, Normal System, Zagorovsky Line	1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Qxd4
Sicilian Defense: O'Kelly Variation, Quiet System	1. e4 c5 2. Nf3 a6 3. d3
Sicilian Defense: O'Kelly Variation, Réti System	1. e4 c5 2. Nf3 a6 3. g3
Sicilian Defense: O'Kelly Variation, Venice System	1. e4 c5 2. Nf3 a6 3. c3
Sicilian Defense: O'Kelly Variation, Venice System, Barcza Line	1. e4 c5 2. Nf3 a6 3. c3 Nf6
Sicilian Defense: O'Kelly Variation, Venice System, Gambit Line	1. e4 c5 2. Nf3 a6 3. c3 d5 4. exd5 Nf6
Sicilian Defense: O'Kelly Variation, Venice System, Ljubojevic Line	1. e4 c5 2. Nf3 a6 3. c3 b5
Sicilian Defense: O'Kelly Variation, Venice System, Steiner Line	1. e4 c5 2. Nf3 a6 3. c3 d6
Sicilian Defense: O'Kelly Variation, Wing Gambit	1. e4 c5 2. Nf3 a6 3. b4
Sicilian Defense: O'Kelly Variation, Yerevan System	1. e4 c5 2. Nf3 a6 3. Nc3
Sicilian Defense: Nimzowitsch Variation	1. e4 c5 2. Nf3 Nf6
Sicilian Defense: Nimzowitsch Variation, Advance Variation	1. e4 c5 2. Nf3 Nf6 3. e5
Sicilian Defense: Nimzowitsch Variation, Closed Variation	1. e4 c5 2. Nf3 Nf6 3. Nc3
Sicilian Defense: Nimzowitsch Variation, Exchange Variation	1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3
Sicilian Defense: Nimzowitsch Variation, Main Line	1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Nxd5 exd5 6. d4 Nc6
Sicilian Defense: Closed, Anti-Sveshnikov Variation, Kharlov-Kramnik Line	1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 Be7 5. d3 d6 6. Nd2 Bg5
Sicilian Defense: Nyezhmetdinov-Rossolimo Attack	1. e4 c5 2. Nf3 Nc6 3. Bb5
Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, San Francisco Gambit	1. e4 c5 2. Nf3 Nc6 3. Bb5 Na5 4. b4
Sicilian Defense: Old Sicilian	1. e4 c5 2. Nf3 Nc6
Sicilian Defense: Portsmouth Gambit	1. e4 c5 2. Nf3 Nc6 3. b4
Sicilian Defense: Rossolimo Variation, Brooklyn Retreat Defense	1. e4 c5 2. Nf3 Nc6 3. Bb5 Nb8
Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation	1. e4 c5 2. Nf3 Nc6 3. Bb5 g6
Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation, Gufeld Gambit	1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 e5 6. d4
Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation, Lutikov Gambit	1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. d4
Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation, Totsky Attack	1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. Qa4
Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Gurgenidze Variation	1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 e5 6. b4
Sicilian Defense: Accelerated Dragon	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6
Sicilian Defense: Flohr Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7
Sicilian Defense: Franco-Sicilian Variation	1. e4 c5 2. Nf3 Nc6 3. d4 e6
Sicilian Defense: Godiva Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6
Sicilian Defense: Kalashnikov Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6
Sicilian Defense: Löwenthal Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5
Sicilian Defense: Nimzo-American Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d5
Sicilian Defense: O'Kelly Variation, Maróczy Bind, Geller Line	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 a6 5. c4 e5
Sicilian Defense: Open	1. e4 c5 2. Nf3 Nc6 3. d4
Sicilian Defense: Open	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4
Sicilian Defense: Open	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4
Sicilian Defense: Four Knights Variation, Cobra Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Ndb5 Bc5
Sicilian Defense: Lasker-Pelikan Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5
Sicilian Defense: Lasker-Pelikan Variation, Bird Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 Be6
Sicilian Defense: Lasker-Pelikan Variation, Exchange Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nxc6
Sicilian Defense: Lasker-Pelikan Variation, Retreat Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nf3
Sicilian Defense: Lasker-Pelikan Variation, Schlechter Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3
Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5
Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5
Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5
Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Novosibirsk Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 Bg7
Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Peresypkin's Sacrifice	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bxb5
Sicilian Defense: Open	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6
Sicilian Defense: Accelerated Dragon, Exchange Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nxc6
Sicilian Defense: Accelerated Dragon, Modern Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3
Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4
Sicilian Defense: Dragon Variation, Modern Bc4 Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 d6
Sicilian Defense: Accelerated Dragon, Maróczy Bind	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4
Sicilian Defense: Accelerated Dragon, Maróczy Bind, Gurgenidze Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6
Sicilian Defense: Accelerated Dragon, Maróczy Bind	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7
Sicilian Defense: Accelerated Dragon, Simagin Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Nc2 d6 7. Be2 Nh6
Sicilian Defense: Accelerated Dragon, Maróczy Bind	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3
Sicilian Defense: Accelerated Dragon, Maróczy Bind, Breyer Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4
Sicilian Defense: Alapin Variation, Sherzer Variation	1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 Nc6
Sicilian Defense: Delayed Alapin Variation, with e6	1. e4 c5 2. Nf3 e6 3. c3
Sicilian Defense: Drazic Variation	1. e4 c5 2. Nf3 e6 3. d4 a6
Sicilian Defense: Four Knights Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6
Sicilian Defense: Four Knights Variation, Exchange Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6
Sicilian Defense: French Variation	1. e4 c5 2. Nf3 e6
Sicilian Defense: French Variation, Normal	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6
Sicilian Defense: French Variation, Open	1. e4 c5 2. Nf3 e6 3. d4 cxd4
Sicilian Defense: French Variation, Westerinen Attack	1. e4 c5 2. Nf3 e6 3. b3
Sicilian Defense: Gaw-Paw Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Qb6
Sicilian Defense: Kan Variation, Wing Attack, Fianchetto Variation	1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. g3 b5 5. d4 cxd4 6. Nxd4
Sicilian Defense: Kramnik Variation	1. e4 c5 2. Nf3 e6 3. c4
Sicilian Defense: Kveinis Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Qb6
Sicilian Defense: Marshall Counterattack	1. e4 c5 2. Nf3 e6 3. d4 d5
Sicilian Defense: Paulsen-Basman Defense	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Bc5
Sicilian Defense: Pin Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4
Sicilian Defense: Pin Variation, Jaffe Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Bd3 e5
Sicilian Defense: Pin Variation, Koch Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. e5
Sicilian Defense: Smith-Morra Gambit Deferred	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. c3
Sicilian Defense: Wing Gambit Deferred	1. e4 c5 2. Nf3 e6 3. b4
Sicilian Defense: Kan Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6
Sicilian Defense: Kan Variation, Maróczy Bind, Bronstein Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Bb4 7. Bd3 Nc6
Sicilian Defense: Kan Variation, Maróczy Bind, Bronstein Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Bb4 7. Bd3 Nc6 8. Bc2
Sicilian Defense: Kan Variation, Maróczy Bind, Hedgehog Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 g6
Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4
Sicilian Defense: Kan Variation, Gipslis Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. O-O d6 7. c4 g6
Sicilian Defense: Kan Variation, Modern Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3
Sicilian Defense: Kan Variation, Polugaevsky Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5
Sicilian Defense: Kan Variation, Swiss Cheese Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 g6
Sicilian Defense: Kan Variation, Knight Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3
Sicilian Defense: Kan Variation, Wing Attack	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5
Sicilian Defense: Kan Variation, Wing Attack, Christiansen's Dream	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Bd3 Qb6 7. Be3 Bc5 8. Qg4
Sicilian Defense: Kan Variation, Wing Attack, Spraggett Attack	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Bd3 Qb6 7. Nf3
Sicilian Defense: Taimanov Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6
Sicilian Defense: Taimanov Variation, Gary Gambit	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 Nf6 7. N1c3 a6 8. Na3 d5
Sicilian Defense: Taimanov Variation, Modern Line	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 Nf6 7. N1c3 a6 8. Na3 Be7 9. Be2 O-O 10. O-O b6
Sicilian Defense: Taimanov Variation, Szén Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5
Sicilian Defense: Taimanov Variation, American Attack	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Ndb5 Bb4 7. Nd6+
Sicilian Defense: Taimanov Variation, Normal Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3
Sicilian Defense: Taimanov Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6
Sicilian Defense: Taimanov Variation, Bastrikov Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7
Sicilian Defense: Taimanov Variation, Bastrikov Variation, Ponomariov Gambit	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Ndb5 Qb8 7. Be3 a6 8. Bb6
Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3
Sicilian Defense: Taimanov Variation, Bastrikov Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Be2
Sicilian Defense	1. e4 c5 2. Nf3 d6 3. d4
Sicilian Defense	1. e4 c5 2. Nf3 d6 3. d4 cxd4
Sicilian Defense: Delayed Alapin Variation, Basman-Palatnik Double Gambit	1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nc6 5. d4 cxd4 6. cxd4 Nxe4 7. d5 Qa5+ 8. Nc3 Nxc3 9. bxc3
Sicilian Defense: Delayed Alapin Variation, Basman-Palatnik Gambit	1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nc6 5. d4 cxd4 6. cxd4 Nxe4
Sicilian Defense: Delayed Alapin Variation, with d6	1. e4 c5 2. Nf3 d6 3. c3
Sicilian Defense: Kopec System	1. e4 c5 2. Nf3 d6 3. Bd3
Sicilian Defense: Kotov Gambit	1. e4 c5 2. Nf3 d6 3. g3 b5
Sicilian Defense: Modern Variations	1. e4 c5 2. Nf3 d6
Sicilian Defense: Modern Variations, Anti-Qxd4 Move Order	1. e4 c5 2. Nf3 d6 3. d4 Nf6
Sicilian Defense: Modern Variations, Anti-Qxd4 Move Order Accepted	1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. dxc5 Nxe4
Sicilian Defense: Modern Variations, Tartakower	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3
Sicilian Defense: Wing Gambit, Deferred Variation	1. e4 c5 2. Nf3 d6 3. b4
Sicilian Defense: Moscow Variation	1. e4 c5 2. Nf3 d6 3. Bb5+
Sicilian Defense: Moscow Variation, Dorfman Gambit	1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. O-O Bd7 5. Qe2 g6 6. e5
Sicilian Defense: Moscow Variation, Moscow Gambit	1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. O-O Bd7 5. c3 Nf6 6. Re1 a6 7. Bxc6 Bxc6 8. d4 Bxe4 9. Bg5
Sicilian Defense: Moscow Variation, Haag Gambit	1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nc6 6. c3 Nf6 7. d4
Sicilian Defense: Moscow Variation, Main Line	1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7
Sicilian Defense: Moscow Variation, Sokolsky Variation	1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4
Sicilian Defense: Chekhover Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4
Sicilian Defense: Chekhover Variation, Zaitsev Defense	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Qd7
Sicilian Defense: Dragon Variation, Accelerated Dragon	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 g6
Sicilian Defense: Modern Variations, Ginsberg Gambit	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bc4
Sicilian Defense: Modern Variations, Main Line	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6
Sicilian Defense: Prins Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3
Sicilian Defense: Prins Variation, Venice Attack	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e5 6. Bb5+
Sicilian Defense: Classical Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6
Sicilian Defense: Classical Variation, Fianchetto Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. g3
Sicilian Defense: Kupreichik Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bd7
Sicilian Defense: Spielmann Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Nde2
Sicilian Defense: Venice Attack	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Bb5+
Sicilian Defense: Yates Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bd3
Sicilian Defense: Classical Variation, Anti-Sozin Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Qb6
Sicilian Defense: Classical Variation, Sozin Attack	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4
Sicilian Defense: Magnus Smith Trap	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 g6 7. Nxc6 bxc6 8. e5
Sicilian Defense: Boleslavsky Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e5
Sicilian Defense: Boleslavsky Variation, Louma Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nxc6
Sicilian Defense: Classical Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2
Sicilian Defense: Classical Variation, Dragon Transfer	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 Nxd4 7. Qxd4 g6
Sicilian Defense: Boleslavsky Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nb3
Sicilian Defense: Richter-Rauzer Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5
Sicilian Defense: Richter-Rauzer Variation, Dragon Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 g6
Sicilian Defense: Richter-Rauzer Variation, Modern Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Bd7
Sicilian Defense: Richter-Rauzer Variation, Modern Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 Bd7 7. Qd2
Sicilian Defense: Richter-Rauzer Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6
Sicilian Defense: Richter-Rauzer Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd3
Sicilian Defense: Richter-Rauzer Variation, Exchange Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Nxc6
Sicilian Defense: Richter-Rauzer Variation, Podebrady Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Nb3
Sicilian Defense: Richter-Rauzer Variation, Vitolins Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Bb5
Sicilian Defense: Richter-Rauzer Variation, Classical Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7
Sicilian Defense: Richter-Rauzer Variation, Classical Variation, Kantscher Line	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O Nxd4 9. Qxd4 a6 10. f4 b5
Sicilian Defense: Richter-Rauzer Variation, Ivanov Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Qb6
Sicilian Defense: Richter-Rauzer Variation, Traditional Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2
Sicilian Defense: Richter-Rauzer Variation, Classical Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 e5
Sicilian Defense: Richter-Rauzer Variation, Classical Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4
Sicilian Defense: Richter-Rauzer Variation, Classical Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 Nxd4 10. Qxd4
Sicilian Defense: Richter-Rauzer Variation, Rauzer Attack	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O O-O 9. f4 Nxd4
Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Early Deviations	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6
Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7
Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 Be7
Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Nyezhmetdinov Attack	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 Be7 10. Nf3 b5 11. Bxf6
Sicilian Defense: Dragon Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6
Sicilian Defense: Dragon Variation, Classical Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2
Sicilian Defense: Dragon Variation, Fianchetto Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. g3
Sicilian Defense: Dragon Variation, Levenfish Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4
Sicilian Defense: Dragon Variation, Levenfish Variation, Main Line	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 Nbd7
Sicilian Defense: Dragon Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3
Sicilian Defense: Dragon Variation, Classical Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2
Sicilian Defense: Dragon Variation, Classical Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6
Sicilian Defense: Dragon Variation, Classical Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. Nb3
Sicilian Defense: Dragon Variation, Classical Variation, Amsterdam Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. Qd2
Sicilian Defense: Dragon Variation, Classical Variation, Grigoriev Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. Qd2 O-O 9. O-O-O
Sicilian Defense: Dragon Variation, Classical Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3
Sicilian Defense: Dragon Variation, Classical Variation, Battery Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2
Sicilian Defense: Dragon Variation, Classical Variation, Zollner Gambit	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Be2 Nf6 7. Nc3 O-O 8. O-O d6 9. f4 Qb6 10. e5
Sicilian Defense: Dragon Variation, Classical Variation, Alekhine Line	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 O-O 8. O-O d6 9. Nb3 a5
Sicilian Defense: Dragon Variation, Classical Variation, Bernard Defense	1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Nb3 Be6 10. f4 Na5 11. f5 Bc4 12. Bd3 Bxd3 13. cxd3 d5
Sicilian Defense: Dragon Variation, Classical Variation, Maróczy Line	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Nb3 Be6 10. f4 Na5
Sicilian Defense: Dragon Variation, Classical Variation, Normal Line	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Nb3
Sicilian Defense: Dragon Variation, Classical Variation, Spielmann Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 O-O 8. Nb3 d6 9. O-O Be6 10. f4 Na5 11. f5 Bc4 12. Bd3
Sicilian Defense: Dragon Variation, Classical Variation, Stockholm Attack	1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Nf3 g6 5. d4 cxd4 6. Nxd4 Bg7 7. Be3 Nf6 8. Be2 O-O 9. Nb3 Be6 10. O-O Na5 11. f5 Bc4 12. Nxa5 Bxe2 13. Qxe2 Qxa5 14. g4
Sicilian Defense: Dragon Variation, Classical Variation, Tartakower Line	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Nb3 Be6 10. f4 Qc8
Sicilian Defense: Dragon Variation, Yugoslav Attack, Belezky Line	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6
Sicilian Defense: Dragon Variation, Yugoslav Attack, Early Deviations	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3
Sicilian Defense: Dragon Variation, Yugoslav Attack	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O
Sicilian Defense: Dragon Variation, Yugoslav Attack	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6
Sicilian Defense: Dragon Variation, Yugoslav Attack, Modern Line	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 O-O 9. O-O-O
Sicilian Defense: Dragon Variation, Yugoslav Attack, Panov Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. g4
Sicilian Defense: Dragon Variation, Yugoslav Attack	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Bd7
Sicilian Defense: Dragon Variation, Yugoslav Attack, Byrne Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 a5
Sicilian Defense: Dragon Variation, Yugoslav Attack, Czerniak Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 O-O 9. Bc4 Nxd4 10. Bxd4 Be6
Sicilian Defense: Dragon Variation, Yugoslav Attack, Main Line	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4
Sicilian Defense: Dragon Variation, Yugoslav Attack, Sosonko Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 O-O 9. Bc4 Nd7
Sicilian Defense: Dragon Variation, Yugoslav Attack	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Bd7 10. O-O-O
Sicilian Defense: Dragon Variation, Yugoslav Attack, Old Line	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Bd7 10. O-O-O Rc8
Sicilian Defense: Dragon Variation, Yugoslav Attack	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Bd7 10. h4 Qa5 11. O-O-O Rfc8 12. Bb3
Sicilian Defense: Dragon Variation, Yugoslav Attack, Soltis Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Bd7 10. O-O-O Qa5 11. h4 Rfc8 12. Bb3 h5
Sicilian Defense: Scheveningen Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6
Sicilian Defense: Scheveningen Variation, English Attack, with Qd2	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Qd2
Sicilian Defense: Scheveningen Variation, Fianchetto Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g3
Sicilian Defense: Scheveningen Variation, Vitolins Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bb5+
Sicilian Defense: Scheveningen Variation, Keres Attack	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4
Sicilian Defense: Scheveningen Variation, Matanovic Attack	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f4
Sicilian Defense: Scheveningen Variation, Tal Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f4 Nc6 7. Be3 Be7 8. Qf3
Sicilian Defense: Scheveningen Variation, Classical Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2
Sicilian Defense: Scheveningen Variation, Modern Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 d6 6. Be2 Nf6
Sicilian Defense: Scheveningen Variation, Modern Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Be7 7. O-O O-O 8. f4 Nc6 9. Be3
Sicilian Defense: Scheveningen Variation, Modern Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Be7 7. O-O O-O 8. f4 Nc6 9. Be3 Bd7 10. Nb3
Sicilian Defense: Najdorf Variation, Scheveningen Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Nbd7
Sicilian Defense: Scheveningen Variation, Classical Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6
Sicilian Defense: Scheveningen Variation, Classical Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Qc7
Sicilian Defense: Scheveningen Variation, Classical Main Line	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8. Be3 Be7 9. f4 d6 10. Qe1 O-O
Sicilian Defense: Scheveningen Variation, Classical Variation, Paulsen Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e6 7. Be2 Qc7 8. O-O Nc6
Sicilian Defense: Scheveningen Variation, Classical Variation, Paulsen Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8. Be3 d6 9. f4
Sicilian Defense: Scheveningen Variation, Classical Variation, Paulsen Variation	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8. Kh1 Be7 9. f4 d6 10. a4
Sicilian Defense: Sozin Attack	1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4
Sicilian Defense: Sozin Attack, Flank Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 b5
Sicilian Defense: Sozin Attack, Fischer Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Bb3 Be7 8. Be3 O-O 9. f4
Sicilian Defense: Sozin Attack, Leonhardt Variation	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6
Sicilian Defense: Sozin Attack, Main Line	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Be3
Sicilian Defense: Sozin Attack, Main Line, Sherbakov Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Be3 Be7 8. Bb3 O-O 9. O-O Na5 10. f4 b6
Sicilian Defense: Velimirovic Attack	1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Be3 Be7 8. Qe2
Sicilian Defense: Najdorf Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6
Sicilian Defense: Najdorf Variation, Adams Attack	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3
Sicilian Defense: Najdorf Variation, Dekker Gambit	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g4
Sicilian Defense: Najdorf Variation, English Attack	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3
Sicilian Defense: Najdorf Variation, English Attack, Anti-English	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4
Sicilian Defense: Najdorf Variation, Freak Attack	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Rg1
Sicilian Defense: Najdorf Variation, Lipnitsky Attack	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4
Sicilian Defense: Scheveningen Variation, Delayed Keres Attack	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. g4
Sicilian Defense: Scheveningen Variation, Delayed Keres Attack, Perenyi Gambit	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. g4 e5 8. Nf5 g6 9. g5
Sicilian Defense: Scheveningen Variation, English Attack, with f3	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3
Sicilian Defense: Najdorf Variation, Zagreb Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3
Sicilian Defense: Najdorf Variation, Opocensky Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2
Sicilian Defense: Najdorf Variation, Opocensky Variation, Modern Line	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O Be6
Sicilian Defense: Najdorf Variation, Opocensky Variation, Traditional Line	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O O-O
Sicilian Defense: Najdorf Variation, Amsterdam Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4
Sicilian Defense: Najdorf Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5
Sicilian Defense: Najdorf Variation, Ivkov Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7 11. Rhe1 Nc5 12. e5
Sicilian Defense: Najdorf Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6
Sicilian Defense: Najdorf Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4
Sicilian Defense: Najdorf Variation, Neo-Classical Defense	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nc6
Sicilian Defense: Najdorf Variation, Polugaevsky Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 b5
Sicilian Defense: Najdorf Variation, Polugaevsky Variation, Simagin Line	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 b5 8. e5 dxe5 9. fxe5 Qc7 10. Qe2
Sicilian Defense: Najdorf Variation, Poisoned Pawn Accepted	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Qxb2 9. Rb1 Qa3
Sicilian Defense: Najdorf Variation, Poisoned Pawn Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6
Sicilian Defense: Najdorf Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7
Sicilian Defense: Najdorf Variation, Browne Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 h6 9. Bh4 Qc7
Sicilian Defense: Najdorf Variation, Goteborg Variation	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 h6 9. Bh4 g5
Sicilian Defense: Najdorf Variation, Traditional Line	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7
Sicilian Defense: Najdorf Variation, Main Line	1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. O-O-O Nbd7
French Defense	1. e4 e6
French Defense	1. e4 e6 2. d4 d5
French Defense: Alapin Gambit	1. e4 e6 2. d4 d5 3. Be3
French Defense: Baeuerle Gambit	1. e4 e6 2. d4 b5
French Defense: Banzai-Leong Gambit	1. e4 e6 2. b4
French Defense: Banzai-Leong Gambit, Pinova Gambit	1. e4 e6 2. b4 Bxb4 3. e5
French Defense: Bird Invitation	1. e4 e6 2. Bb5
French Defense: Carlson Gambit	1. e4 e6 2. d4 d5 3. Nf3 dxe4 4. Ne5
French Defense: Chigorin Variation	1. e4 e6 2. Qe2
French Defense: Diemer-Duhm Gambit	1. e4 e6 2. d4 d5 3. c4
French Defense: Diemer-Duhm Gambit Accepted	1. e4 e6 2. d4 d5 3. c4 dxe4
French Defense: Franco-Hiva Gambit	1. e4 e6 2. d4 f5
French Defense: Franco-Hiva Gambit Accepted	1. e4 e6 2. d4 f5 3. exf5
French Defense: Franco-Sicilian Defense	1. e4 e6 2. d4 c5
French Defense: Hoffmann Gambit	1. e4 e6 2. d4 d5 3. Qe2 e5 4. f4 exf4
French Defense: Horwitz Attack	1. e4 e6 2. b3
French Defense: Horwitz Attack, Papa-Ticulat Gambit	1. e4 e6 2. b3 d5 3. Bb2
French Defense: King's Indian Attack	1. e4 e6 2. d3
French Defense: King's Indian Attack, Franco-Hiva Gambit	1. e4 e6 2. d3 f5
French Defense: Knight Variation	1. e4 e6 2. Nf3
French Defense: Knight Variation, Franco-Hiva Gambit	1. e4 e6 2. Nf3 f5
French Defense: La Bourdonnais Variation	1. e4 e6 2. f4
French Defense: La Bourdonnais Variation, Reuter Gambit	1. e4 e6 2. f4 d5 3. Nf3 dxe4
French Defense: Mediterranean Defense	1. e4 e6 2. d4 Nf6
French Defense: Morphy Gambit	1. e4 e6 2. d4 d5 3. Nh3
French Defense: Normal Variation	1. e4 e6 2. d4
French Defense: Orthoschnapp Gambit	1. e4 e6 2. c4 d5 3. cxd5 exd5 4. Qb3
French Defense: Pelikan Variation	1. e4 e6 2. Nc3 d5 3. f4
French Defense: Perseus Gambit	1. e4 e6 2. d4 d5 3. Nf3
French Defense: Queen's Knight	1. e4 e6 2. Nc3
French Defense: Reversed Philidor Formation	1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Nc6 5. Be2
French Defense: Réti-Spielmann Attack	1. e4 e6 2. g3
French Defense: Schlechter Variation	1. e4 e6 2. d4 d5 3. Bd3
French Defense: St. George Defense	1. e4 e6 2. d4 a6
French Defense: St. George Defense, Sanky-George Gambit	1. e4 e6 2. d4 a6 3. c4 b5
French Defense: St. George Defense, St. George Gambit	1. e4 e6 2. d4 a6 3. c4 b5 4. cxb5 axb5
French Defense: St. George Defense, Three Pawn Attack	1. e4 e6 2. d4 a6 3. c4
French Defense: St. George Defense, Traditional Line	1. e4 e6 2. d4 a6 3. Nf3 b5 4. Bd3 c5 5. c3 Bb7 6. O-O Nf6
French Defense: Steiner Variation	1. e4 e6 2. c4
French Defense: Steinitz Attack	1. e4 e6 2. e5
French Defense: Two Knights Variation	1. e4 e6 2. Nf3 d5 3. Nc3
French Defense: Wing Gambit	1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4
Rat Defense: Small Center Defense	1. d4 e6 2. e4 d6
French Defense: Exchange Variation	1. e4 e6 2. d4 d5 3. exd5
French Defense: Exchange Variation, Bogoljubov Variation	1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Nf6 5. Bg5 Nc6
French Defense: Exchange Variation, Monte Carlo Variation	1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4
French Defense: Exchange Variation, Svenonius Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. exd5 exd5 5. Bg5
French Defense: Advance Variation	1. e4 e6 2. d4 d5 3. e5
French Defense: Advance Variation	1. e4 e6 2. d4 d5 3. e5 c5
French Defense: Advance Variation	1. e4 e6 2. d4 d5 3. e5 c5 4. c3
French Defense: Advance Variation	1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6
French Defense: Advance Variation, Euwe Variation	1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7
French Defense: Advance Variation, Extended Bishop Swap	1. e4 e6 2. d4 d5 3. e5 Bd7
French Defense: Advance Variation, Frenkel Gambit	1. e4 e6 2. d4 d5 3. e5 c5 4. b4
French Defense: Advance Variation, Lputian Variation	1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 Nh6
French Defense: Advance Variation, Main Line	1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3
French Defense: Advance Variation, Milner-Barry Gambit	1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3
French Defense: Advance Variation, Nimzowitsch Attack	1. e4 e6 2. d4 d5 3. e5 c5 4. Qg4
French Defense: Advance Variation, Nimzowitsch Gambit	1. e4 e6 2. d4 d5 3. e5 c5 4. Qg4 cxd4 5. Nf3
French Defense: Advance Variation, Nimzowitsch System	1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3
French Defense: Advance Variation, Paulsen Attack	1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3
French Defense: Advance Variation, Ruisdonk Gambit	1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 cxd4 5. Bd3
French Defense: Advance Variation, Steinitz Variation	1. e4 e6 2. d4 d5 3. e5 c5 4. dxc5
French Defense: Advance Variation, Wade Variation	1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Bd7
French Defense: Guimard Variation, Thunderbunny Variation	1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. c3 dxe4 5. Nxe4 e5
French Defense: Tarrasch Variation	1. e4 e6 2. d4 d5 3. Nd2
French Defense: Tarrasch Variation, Guimard Defense	1. e4 e6 2. d4 d5 3. Nd2 Nc6
French Defense: Tarrasch Variation, Haberditz Variation	1. e4 e6 2. d4 d5 3. Nd2 f5
French Defense: Tarrasch Variation, Modern System	1. e4 e6 2. d4 d5 3. Nd2 a6
French Defense: Tarrasch Variation, Morozevich Variation	1. e4 e6 2. d4 d5 3. Nd2 Be7
French Defense: Tarrasch Variation, Guimard Defense, Main Line	1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nf6
French Defense: Tarrasch Variation, Botvinnik Variation	1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 b6
French Defense: Tarrasch Variation, Closed Variation	1. e4 e6 2. d4 d5 3. Nd2 Nf6
French Defense: Tarrasch Variation, Closed Variation	1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6
French Defense: Tarrasch Variation, Pawn Center Variation	1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4
French Defense: Tarrasch Variation, Closed Variation, Main Line	1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4
French Defense: Tarrasch Variation, Leningrad Variation	1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 Nb6
French Defense: Tarrasch Variation, Chistyakov Defense	1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5
French Defense: Tarrasch Variation, Chistyakov Defense, Modern Line	1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Nxd4 a6
French Defense: Tarrasch Variation, Eliskases Variation	1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd8
French Defense: Tarrasch Variation, Open System	1. e4 e6 2. d4 d5 3. Nd2 c5
French Defense: Tarrasch Variation, Open System, Euwe-Keres Line	1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3
French Defense: Tarrasch Variation, Open System, Shaposhnikov Gambit	1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Nf6
French Defense: Tarrasch Variation, Open System, Süchting Line	1. e4 e6 2. d4 d5 3. Nd2 c5 4. c3
French Defense: Tarrasch Variation, Open System	1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5
French Defense: Tarrasch Variation, Open System, Advance Line	1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 c4
French Defense: Tarrasch Variation, Open System, Main Line	1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nc6
French Defense: Classical Variation, Svenonius Variation	1. e4 e6 2. d4 d5 3. Nc3 Nc6 4. exd5
French Defense: Paulsen Variation	1. e4 e6 2. d4 d5 3. Nc3
French Defense: Rubinstein Variation	1. e4 e6 2. d4 d5 3. Nc3 dxe4
French Defense: Rubinstein Variation, Blackburne Defense	1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7
French Defense: Rubinstein Variation, Capablanca Line	1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Ne5
French Defense: Rubinstein Variation, Ellis Gambit	1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 e5
French Defense: Rubinstein Variation, Fort Knox Variation	1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6
French Defense: Rubinstein Variation, Kasparov Attack	1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. c3
French Defense: Rubinstein Variation, Maric Variation	1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Qd5
Sicilian Defense: Marshall Gambit	1. e4 c5 2. Nc3 e6 3. d4 d5
French Defense: Burn Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5
French Defense: Classical Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6
French Defense: Classical Variation, Burn Variation, Main Line	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 O-O
French Defense: Classical Variation, Burn Variation, Morozevich Line	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6
French Defense: Classical Variation, Delayed Exchange Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. exd5
French Defense: Classical Variation, Steinitz Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5
French Defense: Classical Variation, Swiss Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bd3
French Defense: Henneberger Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Be3
French Defense: Steinitz Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. dxc5 Nc6
French Defense: Steinitz Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3
French Defense: Steinitz Variation, Boleslavsky Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3
French Defense: Steinitz Variation, Bradford Attack Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. dxc5 Bxc5 7. Qg4
French Defense: Steinitz Variation, Brodsky-Jones Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. dxc5 Nc6 7. a3 Bxc5 8. Qg4 O-O 9. Nf3 f6
French Defense: Steinitz Variation, Gledhill Attack	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Qg4
French Defense: MacCutcheon Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4
French Defense: MacCutcheon Variation, Advance Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5
French Defense: MacCutcheon Variation, Bernstein Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bh4
French Defense: MacCutcheon Variation, Bogoljubov Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. exd5 Qxd5 6. Bxf6 gxf6 7. Qd2 Qa5
French Defense: MacCutcheon Variation, Chigorin Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. exf6
French Defense: MacCutcheon Variation, Dr. Olland Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bc1
French Defense: MacCutcheon Variation, Duras Variation	1. e4 e6 2. Nc3 d5 3. d4 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Qg4 Kf8 9. Bc1
French Defense: MacCutcheon Variation, Exchange Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. exd5
French Defense: MacCutcheon Variation, Grigoriev Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. exf6 hxg5 7. fxg7 Rg8 8. h4 gxh4 9. Qg4
French Defense: MacCutcheon Variation, Janowski Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Be3
French Defense: MacCutcheon Variation, Lasker Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3
French Defense: MacCutcheon Variation, Lasker Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Qg4 g6
French Defense: MacCutcheon Variation, Tartakower Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Nfd7
French Defense: Alekhine-Chatard Attack	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4
French Defense: Alekhine-Chatard Attack, Albin-Chatard Gambit	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 Bxg5 7. hxg5 Qxg5
French Defense: Alekhine-Chatard Attack, Breyer Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5
French Defense: Alekhine-Chatard Attack, Maróczy Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 a6
French Defense: Alekhine-Chatard Attack, Spielmann Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 O-O
French Defense: Alekhine-Chatard Attack, Teichmann Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 f6
French Defense: Classical Variation, Frankfurt Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Ng8 6. Be3 b6
French Defense: Classical Variation, Normal Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7
French Defense: Classical Variation, Richter Attack	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. Bxf6
French Defense: Classical Variation, Richter Attack	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. Bxf6 Bxf6 6. e5 Be7 7. Qg4
French Defense: Classical Variation, Tartakower Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Ne4
French Defense: Classical Variation, Vistaneckis Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Ng8
French Defense: Classical Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7
French Defense: Classical Variation, Alapin Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Nb5
French Defense: Classical Variation, Pollock Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Qg4
French Defense: Classical Variation, Rubinstein Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Qd2
French Defense: Classical Variation, Stahlberg Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 O-O 8. Nf3 c5 9. Qd2 Nc6 10. O-O-O c4
French Defense: Classical Variation, Steinitz Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4
French Defense: Classical Variation, Tarrasch Variation	1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Bd3
French Defense: MacCutcheon Variation, Wolf Gambit	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Ne2 Nf6 5. Bg5
French Defense: Winawer Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4
French Defense: Winawer Variation, Alekhine Gambit Accepted	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Ne2 dxe4 5. a3 Bxc3+
French Defense: Winawer Variation, Alekhine Gambit, Alatortsev Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Ne2 dxe4 5. a3 Be7 6. Nxe4 Nf6 7. N2g3 O-O 8. Be2 Nc6
French Defense: Winawer Variation, Alekhine Gambit, Kan Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Ne2 dxe4 5. a3 Bxc3+ 6. Nxc3 Nc6
French Defense: Winawer Variation, Alekhine-Maróczy Gambit	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Ne2
French Defense: Winawer Variation, Delayed Exchange Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5
French Defense: Winawer Variation, Exchange Variation, Canal Attack	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Ne7 6. Qh5
French Defense: Winawer Variation, Fingerslip Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd2
French Defense: Winawer Variation, Fingerslip Variation, Kunin Double Gambit	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd2 dxe4 5. Qg4 Qxd4
French Defense: Winawer Variation, Fingerslip Variation, Main Line	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd2 dxe4 5. Qg4 Nf6 6. Qxg7 Rg8 7. Qh6
French Defense: Winawer Variation, Fingerslip Variation, Schwarz's Line	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd2 Ne7 5. Nb1
French Defense: Winawer Variation, Kondratiyev Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd3 c5 5. exd5 Qxd5 6. Bd2
French Defense: Winawer Variation, Winckelmann-Riemer Gambit	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3
French Defense: Winawer Variation, Advance Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5
French Defense: Winawer Variation, Petrosian Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Qd7
French Defense: Winawer Variation, Advance Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5
French Defense: Winawer Variation, Advance Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3
French Defense: Winawer Variation, Advance Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 cxd4 6. axb4 dxc3 7. Nf3
French Defense: Winawer Variation, Advance Variation, Moscow Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Qg4
French Defense: Winawer Variation, Bogoljubov Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2
French Defense: Winawer Variation, Bogoljubov Variation, Icelandic Defense	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Ne7 6. f4
French Defense: Winawer Variation, Maróczy-Wallis Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 cxd4 6. axb4 dxc3
French Defense: Winawer Variation, Retreat Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5
French Defense: Winawer Variation, Retreat Variation, Armenian Line	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4
French Defense: Winawer Variation, Advance Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3
French Defense: Winawer Variation, Classical Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7
French Defense: Winawer Variation, Portisch-Hook Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5
French Defense: Winawer Variation, Advance Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7
French Defense: Winawer Variation, Advance Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4
French Defense: Winawer Variation, Poisoned Pawn Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4
French Defense: Winawer Variation, Poisoned Pawn Variation, Main Line	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qc7 8. Qxg7 Rg8 9. Qxh7 cxd4 10. Ne2
French Defense: Winawer Variation, Poisoned Pawn Variation, Paoli Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qc7 8. Qxg7 Rg8 9. Qxh7 cxd4 10. Kd1
French Defense: Winawer Variation, Positional Variation	1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Nf3
Barnes Opening: Walkerling	1. f3 e5 2. e4 Nf6 3. Bc4
Bongcloud Attack	1. e4 e5 2. Ke2
Center Game	1. e4 e5 2. d4
English Opening: The Whale	1. e4 e5 2. c4
King's Pawn Game	1. e4 e5
King's Pawn Game: Alapin Opening	1. e4 e5 2. Ne2
King's Pawn Game: Bavarian Gambit	1. e4 e5 2. c4 d5
King's Pawn Game: Beyer Gambit	1. e4 e5 2. d4 d5
King's Pawn Game: Clam Variation, King's Gambit Reversed	1. e4 e5 2. d3 f5
King's Pawn Game: Clam Variation, Radisch Gambit	1. e4 e5 2. d3 Nf6 3. f4 Bc5
King's Pawn Game: King's Head Opening	1. e4 e5 2. f3
King's Pawn Game: King's Head Opening	1. e4 e5 2. f3 Nf6 3. Nc3
King's Pawn Game: Leonardis Variation	1. e4 e5 2. d3
King's Pawn Game: MacLeod Attack	1. e4 e5 2. c3
King's Pawn Game: MacLeod Attack, Lasa Gambit	1. e4 e5 2. c3 f5
King's Pawn Game: MacLeod Attack, Norwalde Gambit	1. e4 e5 2. c3 d5 3. Qh5 Bd6
King's Pawn Game: Mengarini's Opening	1. e4 e5 2. a3
King's Pawn Game: Napoleon Attack	1. e4 e5 2. Qf3
King's Pawn Game: Philidor Gambit	1. e4 e5 2. d4 d6 3. dxe5 Bd7
King's Pawn Game: Tortoise Opening	1. e4 e5 2. Bd3
King's Pawn Game: Wayward Queen Attack	1. e4 e5 2. Qh5
King's Pawn Game: Wayward Queen Attack, Kiddie Countergambit	1. e4 e5 2. Qh5 Nf6
King's Pawn Game: Wayward Queen Attack, Mellon Gambit	1. e4 e5 2. Qh5 Nc6 3. Bc4 Nh6 4. d3 g6 5. Qf3 f6 6. Ne2 d5
King's Pawn Game: Weber Gambit	1. e4 e5 2. d3 d5 3. exd5 c6 4. dxc6 Nxc6
King's Pawn Opening	1. e4 e5 2. b3
King's Pawn Opening: Speers	1. e4 e5 2. Qg4 Nf6 3. Qf5
King's Pawn Opening: Van Hooydoon Gambit	1. e4 e5 2. Qe2 Nc6 3. c3 Nf6 4. Nf3 Bc5 5. d4 exd4 6. cxd4 Nxd4
Portuguese Opening	1. e4 e5 2. Bb5
Portuguese Opening: Miguel Gambit	1. e4 e5 2. Bb5 Bc5 3. b4
Portuguese Opening: Portuguese Gambit	1. e4 e5 2. Bb5 Nf6 3. d4
Center Game	1. e4 e5 2. d4 exd4 3. Qxd4
Center Game Accepted	1. e4 e5 2. d4 exd4
Center Game: Halasz-McDonnell Gambit	1. e4 e5 2. d4 exd4 3. f4
Center Game: Halasz-McDonnell Gambit, Crocodile Variation	1. e4 e5 2. d4 exd4 3. f4 Bc5 4. Nf3 Nc6 5. c3
Center Game: Kieseritzky Variation	1. e4 e5 2. d4 exd4 3. Nf3
Center Game: Kieseritzky Variation	1. e4 e5 2. d4 exd4 3. Nf3 c5
Center Game: Kieseritzky Variation	1. e4 e5 2. d4 exd4 3. Nf3 c5 4. Bc4
Center Game: Kieseritzky Variation	1. e4 e5 2. d4 exd4 3. Nf3 c5 4. Bc4 b5
Center Game: Lanc-Arnold Gambit	1. e4 e5 2. d4 exd4 3. Nf3 Bc5 4. c3
Center Game: Lanc-Arnold Gambit, Schippler Gambit	1. e4 e5 2. d4 exd4 3. Nf3 Bc5 4. c3 dxc3 5. Bc4
Center Game: Ross Gambit	1. e4 e5 2. d4 exd4 3. Bd3
Center Game: von der Lasa Gambit	1. e4 e5 2. d4 exd4 3. Bc4
Danish Gambit	1. e4 e5 2. d4 exd4 3. c3
Danish Gambit Accepted	1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2
Danish Gambit Accepted: Chigorin Defense	1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Qe7
Danish Gambit Accepted: Classical Defense	1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Nf6
Danish Gambit Accepted: Copenhagen Defense	1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 Bb4+
Danish Gambit Accepted: Schlechter Defense	1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 cxb2 5. Bxb2 d5
Danish Gambit Accepted: Svenonius Defense	1. e4 e5 2. d4 exd4 3. c3 Ne7
Danish Gambit Declined: Sorensen Defense	1. e4 e5 2. d4 exd4 3. c3 d5
Center Game: Berger Variation	1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6
Center Game: Charousek Variation	1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Bb4+ 5. c3 Be7
Center Game: Hall Variation	1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qc4
Center Game: Kupreichik Variation	1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. O-O-O Re8 8. Bc4 d6 9. Nh3
Center Game: Normal Variation	1. e4 e5 2. d4 exd4 3. Qxd4 Nc6
Center Game: Paulsen Attack Variation	1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3
Center Game: l'Hermet Variation	1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 f5
Bishop's Opening	1. e4 e5 2. Bc4
Bishop's Opening: Anderssen Gambit	1. e4 e5 2. Bc4 b5 3. Bxb5 c6
Bishop's Opening: Boi Variation	1. e4 e5 2. Bc4 Bc5
Bishop's Opening: Calabrese Countergambit	1. e4 e5 2. Bc4 f5
Bishop's Opening: Calabrese Countergambit, Jaenisch Variation	1. e4 e5 2. Bc4 f5 3. d3
Bishop's Opening: Four Pawns Gambit	1. e4 e5 2. Bc4 Bc5 3. b4 Bxb4 4. f4 exf4 5. Nf3 Be7 6. d4 Bh4+ 7. g3 fxg3 8. O-O gxh2+ 9. Kh1
Bishop's Opening: Khan Gambit	1. e4 e5 2. Bc4 d5
Bishop's Opening: Lewis Countergambit	1. e4 e5 2. Bc4 Bc5 3. c3 d5
Bishop's Opening: Lewis Countergambit	1. e4 e5 2. Bc4 Bc5 3. c3 d5 4. Bxd5 Nf6
Bishop's Opening: Lewis Countergambit, Walker Variation	1. e4 e5 2. Bc4 Bc5 3. c3 d5 4. Bxd5 Nf6 5. d4
Bishop's Opening: Lewis Gambit	1. e4 e5 2. Bc4 Bc5 3. d4
Bishop's Opening: Lisitsyn Variation	1. e4 e5 2. Bc4 c6 3. d4 d5 4. exd5 cxd5 5. Bb5+ Bd7 6. Bxd7+ Nxd7 7. dxe5 Nxe5 8. Ne2
Bishop's Opening: Lopez Gambit	1. e4 e5 2. Bc4 Bc5 3. Qe2 Nc6 4. c3 Nf6 5. f4
Bishop's Opening: Lopez Variation	1. e4 e5 2. Bc4 Bc5 3. Qe2
Bishop's Opening: Lopez Variation, Lopez Gambit	1. e4 e5 2. Bc4 Bc5 3. Qe2 Nf6 4. f4
Bishop's Opening: McDonnell Gambit	1. e4 e5 2. Bc4 Bc5 3. b4
Bishop's Opening: McDonnell Gambit, La Bourdonnais-Denker Gambit	1. e4 e5 2. Bc4 Bc5 3. b4 Bxb4 4. c3
Bishop's Opening: McDonnell Gambit, McDonnell Double Gambit	1. e4 e5 2. Bc4 Bc5 3. b4 Bxb4 4. f4
Bishop's Opening: Philidor Counterattack	1. e4 e5 2. Bc4 c6
Bishop's Opening: Philidor Variation	1. e4 e5 2. Bc4 Bc5 3. c3
Bishop's Opening: Pratt Variation	1. e4 e5 2. Bc4 Bc5 3. c3 Nf6 4. d4 exd4 5. e5 d5 6. exf6 dxc4 7. Qh5 O-O
Bishop's Opening: Stein Gambit	1. e4 e5 2. Bc4 Bc5 3. f4
Bishop's Opening: Thorold Gambit	1. e4 e5 2. Bc4 b5 3. Bxb5 f5
Bishop's Opening: del Rio Variation	1. e4 e5 2. Bc4 Bc5 3. c3 Qg5
Bishop's Opening: Berlin Defense	1. e4 e5 2. Bc4 Nf6
Bishop's Opening: Berlin Defense, Greco Gambit	1. e4 e5 2. Bc4 Nf6 3. f4
Bishop's Opening: Kitchener Folly	1. e4 e5 2. Bc4 Nf6 3. d3 Be7 4. Nf3 O-O
Bishop's Opening: Krejcik Gambit	1. e4 e5 2. Bc4 Nf6 3. f3 Bc5 4. Ne2 Nc6 5. b4
Bishop's Opening: Pachman Gambit	1. e4 e5 2. Bc4 Nf6 3. Ne2 Nxe4 4. Nec3
Bishop's Opening: Ponziani Gambit	1. e4 e5 2. Bc4 Nf6 3. d4
Bishop's Opening: Urusov Gambit, Panov Variation	1. e4 e5 2. Bc4 Nf6 3. d4 exd4 4. Nf3 d5 5. exd5 Bb4+ 6. c3 Qe7+
Bishop's Opening: Vienna Hybrid	1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nc3
Bishop's Opening: Warsaw Gambit	1. e4 e5 2. Bc4 Nf6 3. d4 exd4 4. c3
Vienna Gambit, with Max Lange Defense	1. e4 e5 2. Nc3 Nc6 3. f4
Vienna Gambit, with Max Lange Defense: Cunningham Defense	1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 Be7
Vienna Gambit, with Max Lange Defense: Hamppe-Allgaier Gambit	1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 g5 5. h4 g4 6. Ng5
Vienna Gambit, with Max Lange Defense: Hamppe-Allgaier Gambit, Alapin Variation	1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 g5 5. h4 g4 6. Ng5 d6
Vienna Gambit, with Max Lange Defense: Hamppe-Allgaier Gambit, Thorold Variation	1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. Nc3 g5 5. h4 g4 6. Ng5 h6 7. Nxf7 Kxf7 8. d4
Vienna Gambit, with Max Lange Defense: Hamppe-Muzio Gambit	1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 g5 5. Bc4 g4 6. O-O gxf3
Vienna Gambit, with Max Lange Defense: Knight Variation	1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3
Vienna Gambit, with Max Lange Defense: Pierce Gambit	1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 g5 5. d4
Vienna Gambit, with Max Lange Defense: Quelle Gambit	1. e4 e5 2. Nc3 Nc6 3. f4 Bc5 4. fxe5 d6
Vienna Gambit, with Max Lange Defense: Steinitz Gambit	1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. d4
Vienna Gambit, with Max Lange Defense: Steinitz Gambit, Fraser-Minckwitz Defense	1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. d4 Qh4+ 5. Ke2 b6
Vienna Gambit, with Max Lange Defense: Steinitz Gambit, Main Line	1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. d4 Qh4+ 5. Ke2
Vienna Gambit, with Max Lange Defense: Steinitz Gambit, Paulsen Defense	1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. d4 Qh4+ 5. Ke2 d6
Vienna Gambit, with Max Lange Defense: Steinitz Gambit, Sörensen Defense	1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. d4 Qh4+ 5. Ke2 g5
Vienna Gambit, with Max Lange Defense: Steinitz Gambit, Zukertort Defense	1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. d4 Qh4+ 5. Ke2 d5
Vienna Game	1. e4 e5 2. Nc3
Vienna Game: Anderssen Defense	1. e4 e5 2. Nc3 Bc5
Vienna Game: Fyfe Gambit	1. e4 e5 2. Nc3 Nc6 3. d4
Vienna Game: Giraffe Attack	1. e4 e5 2. Nc3 Bc5 3. Qg4
Vienna Game: Hamppe-Meitner Variation	1. e4 e5 2. Nc3 Bc5 3. Na4
Vienna Game: Hamppe-Muzio Gambit	1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 g5 5. Bc4 g4 6. O-O
Vienna Game: Hamppe-Muzio, Dubois Variation	1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 g5 5. Bc4 g4 6. O-O gxf3 7. Qxf3 Ne5 8. Qxf4 Qf6
Vienna Game: Max Lange Defense	1. e4 e5 2. Nc3 Nc6
Vienna Game: Omaha Gambit	1. e4 e5 2. Nc3 d6 3. f4
Vienna Game: Paulsen Variation	1. e4 e5 2. Nc3 Nc6 3. g3
Vienna Game: Paulsen Variation	1. e4 e5 2. Nc3 Nc6 3. g3 Nf6 4. Bg2 Bc5 5. Nge2 d5
Vienna Game: Paulsen Variation, Mariotti Gambit	1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 h5 5. Nf3 h4
Vienna Game: Philidor Countergambit	1. e4 e5 2. Nc3 Nc6 3. d4 f5
Vienna Game: Pierce Gambit, Rushmere Attack	1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 g5 5. d4 g4 6. Bc4 gxf3 7. O-O d5 8. exd5 Bg4 9. dxc6
Vienna Game: Stanley Variation, Meitner-Mieses Gambit	1. e4 e5 2. Nc3 Nc6 3. Bc4 Bc5 4. Qg4 Qf6 5. Nd5
Vienna Game: Zhuravlev Countergambit	1. e4 e5 2. Nc3 Bb4 3. Qg4 Nf6
Bishop's Opening: Horwitz Gambit	1. e4 e5 2. Bc4 Nf6 3. Nc3 b5
Bishop's Opening: Vienna Hybrid, Spielmann Attack	1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 4. d3
Vienna Game: Falkbeer Variation	1. e4 e5 2. Nc3 Nf6
Vienna Game: Mengarini Variation	1. e4 e5 2. Nc3 Nf6 3. a3
Vienna Game: Mieses Variation	1. e4 e5 2. Nc3 Nf6 3. g3
Vienna Game: Mieses Variation, Erben Gambit	1. e4 e5 2. Nc3 Nf6 3. g3 d5 4. exd5 c6
Vienna Game: Paulsen Variation, Pollock Gambit	1. e4 e5 2. Nc3 Nf6 3. g3 Bc5 4. Bg2 Nc6 5. Nge2 d5 6. exd5
Vienna Game: Stanley Variation	1. e4 e5 2. Nc3 Nf6 3. Bc4
Vienna Game: Stanley Variation, Eifel Gambit	1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 4. Nge2 b5
Vienna Game: Stanley Variation, Reversed Spanish	1. e4 e5 2. Nc3 Nf6 3. Bc4 Bb4
Bishop's Opening: Boden-Kieseritzky Gambit	1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Nc3
Bishop's Opening: Boden-Kieseritzky Gambit, Lichtenhein Defense	1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Nc3 d5
Vienna Game: Adams' Gambit	1. e4 e5 2. Nc3 Nf6 3. Bc4 Nxe4 4. Qh5 Nd6 5. Bb3 Nc6 6. d4
Vienna Game: Frankenstein-Dracula Variation	1. e4 e5 2. Nc3 Nf6 3. Bc4 Nxe4
Vienna Game: Stanley Variation, Alekhine Variation	1. e4 e5 2. Nc3 Nf6 3. Bc4 Nxe4 4. Qh5 Nd6 5. Bb3 Be7 6. Nf3 Nc6 7. Nxe5
Vienna Game: Stanley Variation, Frankenstein-Dracula Variation	1. e4 e5 2. Nc3 Nf6 3. Bc4 Nxe4 4. Qh5 Nd6 5. Bb3 Nc6 6. Nb5 g6 7. Qf3 f5 8. Qd5 Qe7 9. Nxc7+ Kd8 10. Nxa8 b6
Vienna Game: Stanley Variation, Monster Declined	1. e4 e5 2. Nc3 Nf6 3. Bc4 Nxe4 4. Qh5 Nd6 5. Bb3 Be7
Bishop's Opening: Vienna Hybrid, Hromádka Variation	1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Bb4 5. Ne2
Vienna Game: Stanley Variation, Bronstein Gambit	1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. f4 Nxe4 5. Nf3
Vienna Game: Stanley Variation, Three Knights Variation	1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6
Vienna Game: Heyde Variation	1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Qf3 f5 6. d4
Vienna Game: Vienna Gambit	1. e4 e5 2. Nc3 Nf6 3. f4
Vienna Game: Vienna Gambit, Bardeleben Variation	1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Qf3 f5
Vienna Game: Vienna Gambit, Breyer Variation	1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Nf3 Be7
Vienna Game: Vienna Gambit, Kaufmann Variation	1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Nf3 Bg4 6. Qe2
Vienna Game: Vienna Gambit, Main Line	1. e4 e5 2. Nc3 Nf6 3. f4 d5
Vienna Game: Vienna Gambit, Modern Variation	1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. d3
Vienna Game: Vienna Gambit, Paulsen Attack	1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Qf3
Vienna Game: Vienna Gambit, Steinitz Variation	1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. d3
Vienna Game: Vienna Gambit, Wurzburger Trap	1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. d3 Qh4+ 6. g3 Nxg3 7. Nf3 Qh5 8. Nxd5
King's Gambit	1. e4 e5 2. f4
King's Gambit Declined: Classical Variation	1. e4 e5 2. f4 Bc5
King's Gambit Declined: Classical Variation	1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. c3
King's Gambit Declined: Classical Variation, Euwe Attack	1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. c3 Bg4 5. fxe5 dxe5 6. Qa4+
King's Gambit Declined: Classical Variation, Rotlewi Countergambit	1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. b4
King's Gambit Declined: Classical Variation, Rubinstein Countergambit	1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. c3 f5
King's Gambit Declined: Classical, Hanham Variation	1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. Nc3 Nd7
King's Gambit Declined: Classical, Réti Variation	1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. c3 f5 5. fxe5 dxe5 6. d4 exd4 7. Bc4
King's Gambit Declined: Classical, Soldatenkov Variation	1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. fxe5
King's Gambit Declined: Classical, Svenonius Variation	1. e4 e5 2. Bc4 Nc6 3. Nc3 Nf6 4. d3 Bc5 5. f4 d6 6. Nf3 Bg4 7. h3 Bxf3 8. Qxf3 exf4
King's Gambit Declined: Hobbs-Zilbermints Gambit	1. e4 e5 2. f4 Nc6 3. Nf3 g5 4. fxg5 h6
King's Gambit Declined: Keene Defense	1. e4 e5 2. f4 Qh4+ 3. g3 Qe7
King's Gambit Declined: Keene's Defense	1. e4 e5 2. f4 Qh4+
King's Gambit Declined: Keene's Defense	1. e4 e5 2. f4 Qh4+ 3. g3
King's Gambit Declined: Mafia Defense	1. e4 c5 2. f4 e5
King's Gambit Declined: Miles Defense	1. e4 e5 2. f4 Nc6 3. Nf3 f5
King's Gambit Declined: Norwalde Variation	1. e4 e5 2. f4 Qf6
King's Gambit Declined: Norwalde Variation, Bücker Gambit	1. e4 e5 2. f4 Qf6 3. Nc3 Qxf4 4. Nf3 Bb4 5. Bc4
King's Gambit Declined: Norwalde Variation, Schubert Variation	1. e4 e5 2. f4 Qf6 3. Nc3 Qxf4 4. d4
King's Gambit Declined: Panteldakis Countergambit	1. e4 e5 2. f4 f5
King's Gambit Declined: Panteldakis Countergambit, Greco Variation	1. e4 e5 2. f4 f5 3. exf5 Qh4+
King's Gambit Declined: Panteldakis Countergambit, Pawn Sacrifice Line	1. e4 e5 2. f4 f5 3. exf5 exf4 4. Qh5+ g6 5. fxg6 Qe7+ 6. Kd1
King's Gambit Declined: Panteldakis Countergambit, Schiller's Defense	1. e4 e5 2. f4 f5 3. exf5 Bc5
King's Gambit Declined: Panteldakis Countergambit, Shirazi Line	1. e4 e5 2. f4 f5 3. exf5 exf4 4. Qh5+ Ke7
King's Gambit Declined: Panteldakis Countergambit, Symmetrical Variation	1. e4 e5 2. f4 f5 3. exf5 exf4 4. Nf3 d5 5. d4 Bd6 6. Bd3
King's Gambit Declined: Petrov's Defense	1. e4 e5 2. f4 Nf6
King's Gambit Declined: Queen's Knight Defense	1. e4 e5 2. f4 Nc6
King's Gambit Declined: Senechaud Countergambit	1. e4 e5 2. f4 Bc5 3. Nf3 g5
King's Gambit Declined: Soller-Zilbermints Gambit	1. e4 e5 2. f4 f6 3. fxe5 Nc6
King's Gambit Declined: Zilbermints Double Countergambit	1. e4 e5 2. f4 g5
King's Gambit Declined: Zilbermints Double Gambit	1. e4 e5 2. f4 Nc6 3. Nf3 g5
King's Gambit Declined: Falkbeer Countergambit	1. e4 e5 2. f4 d5
King's Gambit Declined: Falkbeer Countergambit Accepted	1. e4 e5 2. f4 d5 3. exd5
King's Gambit Declined: Falkbeer Countergambit, Anderssen Attack	1. e4 e5 2. f4 d5 3. exd5 e4 4. Bb5+
King's Gambit Declined: Falkbeer Countergambit, Blackburne Attack	1. e4 e5 2. f4 d5 3. Nf3
King's Gambit Declined: Falkbeer Countergambit, Charousek Gambit	1. e4 e5 2. f4 d5 3. exd5 e4 4. d3
King's Gambit Declined: Falkbeer Countergambit, Charousek Gambit, Morphy Defense	1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. exd5 e4 5. d3 Bb4 6. Bd2 e3
King's Gambit Declined: Falkbeer Countergambit, Hinrichsen Gambit	1. e4 e5 2. f4 d5 3. d4
King's Gambit Declined: Falkbeer Countergambit, Miles Gambit	1. e4 e5 2. f4 d5 3. exd5 Bc5
King's Gambit Declined: Falkbeer Countergambit, Milner-Barry Variation	1. e4 e5 2. f4 d5 3. Nc3
King's Gambit Declined: Falkbeer Countergambit, Modern Transfer	1. e4 e5 2. f4 d5 3. exd5 exf4
King's Gambit Declined: Falkbeer Countergambit, Nimzowitsch-Marshall Countergambit	1. e4 e5 2. f4 d5 3. exd5 c6
King's Gambit Declined: Falkbeer Countergambit, Pickler Gambit	1. e4 e5 2. f4 d5 3. exd5 c6 4. dxc6 Bc5
King's Gambit Declined: Falkbeer Countergambit, Rubinstein Variation	1. e4 e5 2. f4 d5 3. exd5 e4 4. Nc3 Nf6 5. Qe2
King's Gambit Declined: Falkbeer Countergambit, Staunton Line	1. e4 e5 2. f4 d5 3. exd5 e4
Van Geet Opening: Grünfeld Defense, Steiner Gambit	1. e4 e5 2. f4 d5 3. Nc3 dxe4 4. Nxe4
King's Gambit Declined: Falkbeer Countergambit, Alapin Variation	1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Nf6 5. dxe4 Nxe4 6. Nf3 Bc5 7. Qe2 Bf2+ 8. Kd1 Qxd5+ 9. Nfd2
King's Gambit Declined: Falkbeer Countergambit, Charousek Gambit	1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Nf6 5. dxe4 Nxe4 6. Qe2
King's Gambit Declined: Falkbeer Countergambit, Charousek Gambit Accepted	1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Nf6 5. dxe4
King's Gambit Declined: Falkbeer Countergambit, Charousek Gambit, Keres Variation	1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Nf6 5. Nd2
King's Gambit Declined: Falkbeer Countergambit, Charousek Gambit, Main Line	1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Nf6 5. dxe4 Nxe4 6. Nf3 Bc5 7. Qe2 Bf5
King's Gambit Declined: Falkbeer Countergambit, Charousek Gambit, Old Line	1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Nf6 5. Qe2
King's Gambit Declined: Falkbeer Countergambit, Charousek Variation	1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Nf6 5. dxe4 Nxe4 6. Qe2 Qxd5 7. Nd2 f5 8. g4
King's Gambit Declined: Falkbeer Countergambit, Tarrasch Variation	1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Nf6 5. dxe4 Nxe4 6. Nf3 Bc5 7. Qe2 Bf5 8. g4 O-O
King's Gambit Accepted	1. e4 e5 2. f4 exf4
King's Gambit Accepted: Basman Gambit	1. e4 e5 2. f4 exf4 3. Qe2
King's Gambit Accepted: Bishop's Gambit	1. e4 e5 2. f4 exf4 3. Bc4
King's Gambit Accepted: Bishop's Gambit, Anderssen Defense	1. e4 e5 2. f4 exf4 3. Bc4 g5
King's Gambit Accepted: Bishop's Gambit, Anderssen Variation	1. e4 e5 2. f4 exf4 3. Bc4 d5 4. Bxd5 c6
King's Gambit Accepted: Bishop's Gambit, Bledow Countergambit	1. e4 e5 2. f4 exf4 3. Bc4 d5 4. Bxd5 Nf6
King's Gambit Accepted: Bishop's Gambit, Bledow Variation	1. e4 e5 2. f4 exf4 3. Bc4 d5
King's Gambit Accepted: Bishop's Gambit, Boden Variation	1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 Nc6
King's Gambit Accepted: Bishop's Gambit, Bogoljubov Defense	1. e4 e5 2. f4 exf4 3. Bc4 Nf6 4. Nc3 c6
King's Gambit Accepted: Bishop's Gambit, Bogoljubov Variation	1. e4 e5 2. f4 exf4 3. Bc4 Nf6 4. Nc3
King's Gambit Accepted: Bishop's Gambit, Boren-Svenonius Variation	1. e4 e5 2. f4 exf4 3. Bc4 d5 4. Bxd5 Qh4+ 5. Kf1 Bd6
King's Gambit Accepted: Bishop's Gambit, Bryan Countergambit	1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 b5
King's Gambit Accepted: Bishop's Gambit, Chigorin's Attack	1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 d5 5. Bxd5 g5 6. g3
King's Gambit Accepted: Bishop's Gambit, Classical Defense	1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 Ne7 5. Nc3 g5 6. d4 Bg7
King's Gambit Accepted: Bishop's Gambit, Classical Defense, Cozio Attack	1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 g5 5. Qf3
King's Gambit Accepted: Bishop's Gambit, Cozio Defense	1. e4 e5 2. f4 exf4 3. Bc4 Nf6
King's Gambit Accepted: Bishop's Gambit, Cozio Variation	1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 d6
King's Gambit Accepted: Bishop's Gambit, First Jaenisch Variation	1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 Nf6
King's Gambit Accepted: Bishop's Gambit, Fraser Variation	1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 g5 5. Nc3 Bg7 6. g3 fxg3 7. Qf3
King's Gambit Accepted: Bishop's Gambit, Gianutio Gambit	1. e4 e5 2. f4 exf4 3. Bc4 f5
King's Gambit Accepted: Bishop's Gambit, Greco Variation	1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 Bc5
King's Gambit Accepted: Bishop's Gambit, Grimm Attack	1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 g5 5. Nc3 Bg7 6. d4 d6 7. e5
King's Gambit Accepted: Bishop's Gambit, Kieseritzky Gambit	1. e4 e5 2. f4 exf4 3. Bc4 b5
King's Gambit Accepted: Bishop's Gambit, Lopez Defense	1. e4 e5 2. f4 exf4 3. Bc4 c6
King's Gambit Accepted: Bishop's Gambit, Lopez Variation	1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 g5
King's Gambit Accepted: Bishop's Gambit, Maurian Defense	1. e4 e5 2. f4 exf4 3. Bc4 Nc6
King's Gambit Accepted: Bishop's Gambit, McDonnell Attack	1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 g5 5. Nc3 Bg7 6. d4 Ne7 7. g3
King's Gambit Accepted: Bishop's Gambit, McDonnell Attack	1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 g5 5. Nc3 Bg7 6. g3
King's Gambit Accepted: Bishop's Gambit, Paulsen Attack	1. e4 e5 2. f4 exf4 3. Bc4 Nf6 4. Nc3 Bb4 5. e5
King's Gambit Accepted: Bishop's Gambit, Steinitz Defense	1. e4 e5 2. f4 exf4 3. Bc4 Ne7
King's Gambit Accepted: Breyer Gambit	1. e4 e5 2. f4 exf4 3. Qf3
King's Gambit Accepted: Carrera Gambit	1. e4 e5 2. f4 exf4 3. Qh5
King's Gambit Accepted: Dodo Variation	1. e4 e5 2. f4 exf4 3. Qg4
King's Gambit Accepted: Eisenberg Variation	1. e4 e5 2. f4 exf4 3. Nh3
King's Gambit Accepted: Gaga Gambit	1. e4 e5 2. f4 exf4 3. g3
King's Gambit Accepted: Lopez-Gianutio Countergambit, Hein Variation	1. e4 e5 2. f4 exf4 3. Bc4 f5 4. Qe2 Qh4+ 5. Kd1 fxe4 6. Nc3 Kd8
King's Gambit Accepted: Mason-Keres Gambit	1. e4 e5 2. f4 exf4 3. Nc3
King's Gambit Accepted: Orsini Gambit	1. e4 e5 2. f4 exf4 3. b3
King's Gambit Accepted: Paris Gambit	1. e4 e5 2. f4 exf4 3. Ne2
King's Gambit Accepted: Polerio Gambit	1. e4 e5 2. f4 exf4 3. d4
King's Gambit Accepted: Schurig Gambit, with Bb5	1. e4 e5 2. f4 exf4 3. Bb5
King's Gambit Accepted: Schurig Gambit, with Bd3	1. e4 e5 2. f4 exf4 3. Bd3
King's Gambit Accepted: Stamma Gambit	1. e4 e5 2. f4 exf4 3. h4
King's Gambit Accepted: Tartakower Gambit	1. e4 e5 2. f4 exf4 3. Be2
King's Gambit Accepted: Tartakower Gambit, Weiss Defense	1. e4 e5 2. f4 exf4 3. Be2 f5 4. exf5 d6
King's Gambit Accepted: Tumbleweed	1. e4 e5 2. f4 exf4 3. Kf2
King's Gambit Accepted: Becker Defense	1. e4 e5 2. f4 exf4 3. Nf3 h6
King's Gambit Accepted: Bonsch-Osmolovsky Variation	1. e4 e5 2. f4 exf4 3. Nf3 Ne7
King's Gambit Accepted: Fischer Defense	1. e4 e5 2. f4 exf4 3. Nf3 d6
King's Gambit Accepted: Fischer Defense, Schulder Gambit	1. e4 e5 2. f4 exf4 3. Nf3 d6 4. b4
King's Gambit Accepted: Fischer Defense, Spanish Variation	1. e4 e5 2. f4 exf4 3. Nf3 d6 4. d4 Nf6 5. Bd3
King's Gambit Accepted: Gianutio Countergambit	1. e4 e5 2. f4 exf4 3. Nf3 f5
King's Gambit Accepted: Greco Gambit	1. e4 e5 2. f4 exf4 3. Nf3 d6 4. Bc4 h6 5. d4 g5 6. h4 Bg7
King's Gambit Accepted: King's Knight's Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5
King's Gambit Accepted: King's Knight's Gambit	1. e4 e5 2. f4 exf4 3. Nf3
King's Gambit Accepted: MacLeod Defense	1. e4 e5 2. f4 exf4 3. Nf3 Nc6
King's Gambit Accepted: Schallopp Defense	1. e4 e5 2. f4 exf4 3. Nf3 Nf6
King's Gambit Accepted: Schallopp Defense, Tashkent Attack	1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. e5 Nh5 5. g4
King's Gambit Accepted: Wagenbach Defense	1. e4 e5 2. f4 exf4 3. Nf3 h5
King's Gambit Accepted: Cunningham Defense	1. e4 e5 2. f4 exf4 3. Nf3 Be7
King's Gambit Accepted: Cunningham Defense, Bertin Gambit	1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. Bc4 Bh4+ 5. g3
King's Gambit Accepted: Cunningham Defense, Bertin Gambit	1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. Bc4 Bh4+ 5. g3 fxg3 6. O-O gxh2+ 7. Kh1
King's Gambit Accepted: Cunningham Defense, McCormick Defense	1. e4 e5 2. f4 exf4 3. Nf3 Be7 4. Bc4 Nf6
King's Gambit Accepted: Abbazia Defense	1. e4 e5 2. f4 exf4 3. Nf3 d5 4. exd5 Nf6
King's Gambit Accepted: Abbazia Defense, Main Line	1. e4 e5 2. f4 exf4 3. Nf3 d5 4. exd5 Nf6 5. Bb5+ c6 6. dxc6 bxc6 7. Bc4 Nd5
King's Gambit Accepted: Modern Defense	1. e4 e5 2. f4 exf4 3. Nf3 d5
King's Gambit Accepted: Modern Defense	1. e4 e5 2. f4 exf4 3. Nf3 d5 4. exd5
King's Gambit Accepted: Australian Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. h4
King's Gambit Accepted: Blachly Gambit	1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. Bc4 g5
King's Gambit Accepted: Double Muzio Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O gxf3 6. Qxf3 Qf6 7. e5 Qxe5 8. Bxf7+
King's Gambit Accepted: Double Muzio Gambit, Baldwin Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O gxf3 6. Qxf3 Qf6 7. Nc3 Qd4+ 8. Kh1 Qxc4 9. Nd5
King's Gambit Accepted: Double Muzio Gambit, Bello Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O gxf3 6. Qxf3 Qf6 7. Nc3
King's Gambit Accepted: Double Muzio Gambit, Paulsen Defense	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O gxf3 6. Qxf3 Qf6 7. e5 Qxe5 8. d3 Bh6 9. Nc3 Ne7 10. Bd2 Nbc6 11. Rae1
King's Gambit Accepted: Double Muzio Gambit, Young Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O gxf3 6. Qxf3 Qf6 7. Bxf7+ Kxf7 8. d4 Qxd4+ 9. Be3 Qf6 10. Nc3 fxe3
King's Gambit Accepted: Ghulam-Kassim Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. d4
King's Gambit Accepted: Ghulam-Kassim Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. d4 gxf3 6. Qxf3
King's Gambit Accepted: King's Knight's Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4
King's Gambit Accepted: Kotov Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. d4 gxf3 6. Bxf4
King's Gambit Accepted: Lolli Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. Bxf7+
King's Gambit Accepted: Lolli Gambit, Young Variation	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. Bxf7+ Kxf7 6. O-O gxf3 7. Qxf3 Qf6 8. d4 Qxd4+ 9. Be3 Qf6 10. Nc3
King's Gambit Accepted: McDonnell Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. Nc3
King's Gambit Accepted: Middleton Countergambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 d6 5. O-O Bg4 6. h3 h5 7. hxg4 hxg4
King's Gambit Accepted: Muzio Gambit Accepted, From's Defense	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O gxf3 6. Qxf3 Qe7
King's Gambit Accepted: Muzio Gambit, Brentano Defense	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O d5
King's Gambit Accepted: Muzio Gambit, Holloway Defense	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O gxf3 6. Qxf3 Nc6
King's Gambit Accepted: Muzio Gambit, Kling and Horwitz Counterattack	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O Qe7
King's Gambit Accepted: Muzio Gambit, Sarratt Defense	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O gxf3 6. Qxf3 Qf6
King's Gambit Accepted: Muzio Gambit, Wild Muzio Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. O-O
King's Gambit Accepted: Quade Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Nc3
King's Gambit Accepted: Rosentreter Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. d4
King's Gambit Accepted: Rosentreter Gambit, Bird Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. d4 g4 5. Ne5 Qh4+ 6. g3
King's Gambit Accepted: Rosentreter Gambit, Sörensen Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. d4 g4 5. Nc3
King's Gambit Accepted: Rosentreter Gambit, Testa Variation	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. d4 g4 5. Bxf4
King's Gambit Accepted: Salvio Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. Ne5
King's Gambit Accepted: Salvio Gambit, Anderssen Counterattack	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. Ne5 Qh4+ 6. Kf1 Nh6 7. d4 d6
King's Gambit Accepted: Salvio Gambit, Cochrane Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. Ne5 Qh4+ 6. Kf1 f3
King's Gambit Accepted: Salvio Gambit, Santa Maria Defense	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. Ne5 Qh4+ 6. Kf1 Nf6
King's Gambit Accepted: Salvio Gambit, Silberschmidt Defense	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. Ne5 Qh4+ 6. Kf1 Nh6
King's Gambit Accepted: Salvio Gambit, Viennese Variation	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. Ne5 Qh4+ 6. Kf1 Nc6
King's Gambit Accepted: Silberschmidt Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 g4 5. Ne5 Qh4+ 6. Kf1 Nh6 7. d4 f3
King's Gambit Accepted: Sörensen Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. d4 g4 5. Ne5
King's Gambit Accepted: Greco Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 Bg7 5. h4 h6 6. d4 d6 7. Nc3 c6 8. hxg5 hxg5 9. Rxh8 Bxh8 10. Ne5
King's Gambit Accepted: Hanstein Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 Bg7 5. O-O
King's Gambit Accepted: Mayet Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 Bg7 5. d4 d6 6. c3
King's Gambit Accepted: Philidor Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 Bg7 5. h4
King's Gambit Accepted: Philidor Gambit, Schultz Variation	1. e4 e5 2. f4 exf4 3. Nf3 h6 4. Bc4 d6 5. d4 g5 6. h4 Bg7 7. Qd3
King's Gambit Accepted: Traditional Variation	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 Bg7
King's Gambit Accepted: Allgaier Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ng5
King's Gambit Accepted: Allgaier Gambit, Thorold Attack	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ng5 h6 6. Nxf7 Kxf7 7. d4
King's Gambit Accepted: Allgaier Gambit, Urusov Attack	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ng5 h6 6. Nxf7 Kxf7 7. Bc4+
King's Gambit Accepted: Allgaier, Blackburne Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ng5 h6 6. Nxf7 Kxf7 7. Nc3
King's Gambit Accepted: Allgaier, Cook Variation	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ng5 h6 6. Nxf7 Kxf7 7. d4 d5 8. Bxf4 dxe4 9. Bc4+ Kg7 10. Be5+
King's Gambit Accepted: Allgaier, Horny Defense	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ng5 h6 6. Nxf7 Kxf7 7. Qxg4 Nf6 8. Qxf4 Bd6
King's Gambit Accepted: Allgaier, Schlechter Defense	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ng5 Nf6
King's Gambit Accepted: Allgaier, Urusov Attack	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ng5 h6 6. Nxf7 Kxf7 7. Bc4+ d5 8. Bxd5+ Kg7 9. d4
King's Gambit Accepted: Kieseritzky Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5
King's Gambit Accepted: Kieseritzky Gambit, Anderssen Defense	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Nf6 6. Bc4 d5 7. exd5 Bd6
King's Gambit Accepted: Kieseritzky Gambit, Anderssen-Cordel Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Nf6 6. Bc4 d5 7. exd5 Bd6 8. d4 Nh5 9. Bxf4 Nxf4
King's Gambit Accepted: Kieseritzky Gambit, Berlin Defense	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Nf6
King's Gambit Accepted: Kieseritzky Gambit, Berlin Defense, Rubinstein Variation	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Nf6 6. d4
King's Gambit Accepted: Kieseritzky Gambit, Berlin Defense, de Riviere Variation	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Nf6 6. Nxg4 d5
King's Gambit Accepted: Kieseritzky Gambit, Brentano Defense	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 d5
King's Gambit Accepted: Kieseritzky Gambit, Brentano Defense	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 d5 6. d4 Nf6 7. Bxf4
King's Gambit Accepted: Kieseritzky Gambit, Brentano Defense, Caro Variation	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 d5 6. d4 Nf6 7. Bxf4 Nxe4 8. Nd2
King's Gambit Accepted: Kieseritzky Gambit, Cotter Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ng5 h6 6. Nxf7
King's Gambit Accepted: Kieseritzky Gambit, Kolisch Defense	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 d6
King's Gambit Accepted: Kieseritzky Gambit, Long Whip	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 h5
King's Gambit Accepted: Kieseritzky Gambit, Neumann Defense	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Nc6
King's Gambit Accepted: Kieseritzky Gambit, Paulsen Defense	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Bg7
King's Gambit Accepted: Kieseritzky Gambit, Paulsen Defense Deferred	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Nf6 6. Bc4 d5 7. exd5 Bg7
King's Gambit Accepted: Kieseritzky Gambit, Rice Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Nf6 6. Bc4 d5 7. exd5 Bd6 8. O-O Bxe5
King's Gambit Accepted: Kieseritzky Gambit, Rosenthal Defense	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Qe7
King's Gambit Accepted: Kieseritzky, Long Whip Defense, Jaenisch Variation	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 h5 6. Bc4 Rh7 7. d4 Bh6 8. Nc3
King's Gambit Accepted: Kieseritzky, Polerio Defense	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Be7
King's Gambit Accepted: Kieseritzky, Rice Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Nf6 6. Bc4 d5 7. exd5 Bd6 8. O-O
King's Gambit Accepted: Kieseritzky, Salvio Defense, Cozio Variation	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Qe7 6. d4 f5 7. Bc4
King's Gambit Accepted: King's Knight's Gambit	1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4
Elephant Gambit	1. e4 e5 2. Nf3 d5
Elephant Gambit: Maróczy Gambit	1. e4 e5 2. Nf3 d5 3. exd5 Bd6
Elephant Gambit: Paulsen Countergambit	1. e4 e5 2. Nf3 d5 3. exd5 e4
Elephant Gambit: Wasp Variation	1. e4 e5 2. Nf3 d5 3. Nxe5 dxe4 4. Bc4 Qg5
Gunderam Defense	1. e4 e5 2. Nf3 Qe7
King's Knight Opening	1. e4 e5 2. Nf3
King's Pawn Game: Busch-Gass Gambit	1. e4 e5 2. Nf3 Bc5
King's Pawn Game: Busch-Gass Gambit, Chiodini Gambit	1. e4 e5 2. Nf3 Bc5 3. Nxe5 Nc6
King's Pawn Game: Damiano Defense	1. e4 e5 2. Nf3 f6
King's Pawn Game: Damiano Defense, Damiano Gambit	1. e4 e5 2. Nf3 f6 3. Nxe5 fxe5 4. Qh5+ g6 5. Qxe5+ Qe7 6. Qxh8
King's Pawn Game: Damiano Defense, Damiano Gambit, Chigorin Gambit	1. e4 e5 2. Nf3 f6 3. Nxe5 Qe7 4. Nf3 d5
King's Pawn Game: Gunderam Defense, Gunderam Gambit	1. e4 e5 2. Nf3 Qe7 3. Bc4 f5
King's Pawn Game: Gunderam Gambit	1. e4 e5 2. Nf3 c6
King's Pawn Game: La Bourdonnais Gambit	1. e4 e5 2. Nf3 Qf6 3. Bc4 Qg6 4. O-O
King's Pawn Game: McConnell Defense	1. e4 e5 2. Nf3 Qf6
Latvian Gambit	1. e4 e5 2. Nf3 f5
Latvian Gambit Accepted	1. e4 e5 2. Nf3 f5 3. exf5
Latvian Gambit Accepted: Bilguer Variation	1. e4 e5 2. Nf3 f5 3. Nxe5 Qf6 4. d4 d6 5. Nc4
Latvian Gambit Accepted: Bronstein Attack	1. e4 e5 2. Nf3 f5 3. Nxe5 Qf6 4. d4 d6 5. Nc4 fxe4 6. Be2
Latvian Gambit Accepted: Bronstein Gambit	1. e4 e5 2. Nf3 f5 3. Nxe5 Qf6 4. d4 d6 5. Nc4 fxe4 6. Qh5+ g6 7. Qe2
Latvian Gambit Accepted: Foltys Variation	1. e4 e5 2. Nf3 f5 3. Nxe5 Qf6 4. Nc4 fxe4 5. d3
Latvian Gambit Accepted: Foltys-Leonhardt Variation	1. e4 e5 2. Nf3 f5 3. Nxe5 Qf6 4. Nc4
Latvian Gambit Accepted: Leonhardt Variation	1. e4 e5 2. Nf3 f5 3. Nxe5 Qf6 4. Nc4 fxe4 5. Nc3
Latvian Gambit Accepted: Main Line	1. e4 e5 2. Nf3 f5 3. Nxe5 Qf6 4. d4
Latvian Gambit Accepted: Nimzowitsch Attack	1. e4 e5 2. Nf3 f5 3. Nxe5 Qf6 4. d4 d6 5. Nc4 fxe4 6. Ne3
Latvian Gambit: Behting Variation	1. e4 e5 2. Nf3 f5 3. Bc4 fxe4 4. Nxe5 Qg5 5. Nf7 Qxg2 6. Rf1 d5 7. Nxh8 Nf6
Latvian Gambit: Corkscrew Countergambit	1. e4 e5 2. Nf3 f5 3. Bc4 fxe4 4. Nxe5 Nf6
Latvian Gambit: Corkscrew Gambit	1. e4 e5 2. Nf3 f5 3. Nxe5 Nf6 4. Bc4 fxe4 5. Nf7 Qe7 6. Nxh8 d5
Latvian Gambit: Diepstraten Countergambit	1. e4 e5 2. Nf3 f5 3. c4
Latvian Gambit: Fraser Defense	1. e4 e5 2. Nf3 f5 3. Nxe5 Nc6
Latvian Gambit: Greco Variation	1. e4 e5 2. Nf3 f5 3. Nxe5 Qe7
Latvian Gambit: Lobster Gambit	1. e4 e5 2. Nf3 f5 3. g4
Latvian Gambit: Mason Countergambit	1. e4 e5 2. Nf3 f5 3. d4
Latvian Gambit: Mayet Attack	1. e4 e5 2. Nf3 f5 3. Bc4
Latvian Gambit: Mayet Attack, Morgado Defense	1. e4 e5 2. Nf3 f5 3. Bc4 Nf6
Latvian Gambit: Mayet Attack, Poisoned Pawn Variation	1. e4 e5 2. Nf3 f5 3. Bc4 fxe4 4. Nxe5 Qg5 5. d4 Qxg2
Latvian Gambit: Mayet Attack, Polerio-Svedenborg Variation	1. e4 e5 2. Nf3 f5 3. Bc4 fxe4 4. Nxe5 d5
Latvian Gambit: Mayet Attack, Strautins Gambit	1. e4 e5 2. Nf3 f5 3. Bc4 b5
Latvian Gambit: Mlotkowski Variation	1. e4 e5 2. Nf3 f5 3. Nc3
Latvian Gambit: Senechaud Gambit	1. e4 e5 2. Nf3 f5 3. b4
Philidor Defense	1. e4 e5 2. Nf3 d6
Philidor Defense	1. e4 e5 2. Nf3 d6 3. d4
Philidor Defense	1. e4 e5 2. Nf3 d6 3. Bc4
Philidor Defense	1. e4 e5 2. Nf3 d6 3. Bc4 Be7
Philidor Defense: Albin-Blackburne Gambit	1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Nd7
Philidor Defense: Berger Variation	1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Be2 O-O 7. O-O c5 8. Nf3 Nc6 9. Bg5 Be6 10. Re1
Philidor Defense: Bird Gambit	1. e4 e5 2. Nf3 d6 3. d4 exd4 4. c3
Philidor Defense: Boden Variation	1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Qxd4 Bd7
Philidor Defense: Exchange Variation	1. e4 e5 2. Nf3 d6 3. d4 exd4
Philidor Defense: Exchange Variation	1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4
Philidor Defense: Exchange Variation	1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6
Philidor Defense: Hanham Variation	1. e4 e5 2. Nf3 d6 3. d4 Nd7
Philidor Defense: Hanham Variation, Delmar Variation	1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. c3
Philidor Defense: Hanham Variation, Krause Variation	1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. O-O
Philidor Defense: Hanham Variation, Schlechter Variation	1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. Nc3
Philidor Defense: Hanham Variation, Sharp Variation	1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 Nb6
Philidor Defense: Hanham Variation, Steiner Variation	1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. O-O Be7 6. dxe5
Philidor Defense: Hanham, Kmoch Variation	1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. Ng5
Philidor Defense: Larsen Variation	1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 g6
Philidor Defense: Lion Variation	1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7
Philidor Defense: Lion Variation, Bishop Sacrifice	1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. Bc4 Be7 6. Bxf7+
Philidor Defense: Lion Variation, Delayed Bishop Sacrifice	1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. Bc4 Be7 6. dxe5 dxe5 7. Bxf7+
Philidor Defense: Lion Variation, Forcing Line	1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. Bc4 Be7 6. Ng5 O-O 7. Bxf7+ Rxf7 8. Ne6
Philidor Defense: Lion Variation, Lion's Claw, with Bc4 and h6	1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. Bc4 Be7 6. O-O h6
Philidor Defense: Lion Variation, Lion's Claw, with Be2 and c6	1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. Be2 Be7 6. O-O c6
Philidor Defense: Lion Variation, Shirov Gambit	1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Nc3 Ngf6 5. g4
Philidor Defense: Lion Variation, Sozin Variation	1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. Qe2 c6 8. a4 exd4
Philidor Defense: Lopez Countergambit	1. e4 e5 2. Nf3 d6 3. Bc4 f5
Philidor Defense: Lopez Countergambit, Jaenisch Variation	1. e4 e5 2. Nf3 d6 3. d4 f5 4. Bc4 exd4 5. Ng5 Nh6 6. Nxh7
Philidor Defense: Morphy Gambit	1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Bc4
Philidor Defense: Nimzowitsch Variation	1. e4 e5 2. Nf3 d6 3. d4 Nf6
Philidor Defense: Nimzowitsch Variation	1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. dxe5
Philidor Defense: Nimzowitsch Variation, Klein Variation	1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Bc4
Philidor Defense: Nimzowitsch Variation, Rellstab Variation	1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. dxe5 Nxe4 5. Qd5
Philidor Defense: Nimzowitsch Variation, Sokolsky Variation	1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. dxe5 Nxe4 5. Nbd2
Philidor Defense: Nimzowitsch, Larobok Variation	1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. Bc4 Be7 6. Ng5 O-O 7. Bxf7+
Philidor Defense: Nimzowitsch, Locock Variation	1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Ng5
Philidor Defense: Paulsen Attack	1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 d5 5. exd5
Philidor Defense: Philidor Countergambit	1. e4 e5 2. Nf3 d6 3. d4 f5
Philidor Defense: Philidor Countergambit, Berger Variation	1. e4 e5 2. Nf3 d6 3. d4 f5 4. dxe5 fxe4 5. Ng5 d5 6. e6 Bc5 7. Nc3
Philidor Defense: Philidor Countergambit, Zukertort Variation	1. e4 e5 2. Nf3 d6 3. d4 f5 4. Nc3
Philidor Defense: Philidor Countergambit, del Rio Attack	1. e4 e5 2. Nf3 d6 3. d4 f5 4. dxe5 fxe4 5. Ng5 d5 6. e6
Philidor Defense: Philidor Gambit	1. e4 e5 2. Nf3 d6 3. d4 Bd7
Philidor Defense: Steinitz Variation	1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. c3
Russian Game	1. e4 e5 2. Nf3 Nf6
Russian Game	1. e4 e5 2. Nf3 Nf6 3. Nxe5
Russian Game	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6
Russian Game	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3
Russian Game	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4
Russian Game: Classical Attack	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4
Russian Game: Classical Attack, Berger Variation	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8. Re1 Bg4 9. c3 f5 10. Nbd2
Russian Game: Classical Attack, Chigorin Variation	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8. Re1
Russian Game: Classical Attack, Chigorin Variation, Browne Attack	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8. c4 Nb4 9. cxd5
Russian Game: Classical Attack, Chigorin Variation, Main Line	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8. c4 Nb4 9. Be2
Russian Game: Classical Attack, Closed Variation	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 Nf6
Russian Game: Classical Attack, Jaenisch Variation	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8. c4
Russian Game: Classical Attack, Krause Variation	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8. Re1 Bg4 9. c3 f5 10. c4
Russian Game: Classical Attack, Marshall Trap	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O O-O 8. c4 Bg4 9. cxd5 f5 10. Re1 Bxh2+
Russian Game: Classical Attack, Marshall Variation	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6
Russian Game: Classical Attack, Marshall Variation, Chinese Gambit	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O O-O 8. c4 c6 9. Re1 Bg4
Russian Game: Classical Attack, Maróczy Variation	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8. Re1 Bg4 9. c3 f5 10. c4 Bh4
Russian Game: Classical Attack, Mason Variation	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O O-O
Russian Game: Classical Attack, Mason-Showalter Variation	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6
Russian Game: Classical Attack, Staunton Variation	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O O-O 8. c4 c6
Russian Game: Classical Attack, Tarrasch Variation	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O O-O 8. c4 Bg4
Russian Game: Cochrane Gambit	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nxf7
Russian Game: Cochrane Gambit, Bishop Check Line	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nxf7 Kxf7 5. Bc4+
Russian Game: Cochrane Gambit, Center Variation	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nxf7 Kxf7 5. d4
Russian Game: Cozio Attack	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2
Russian Game: Damiano Variation	1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4
Russian Game: Damiano Variation, Kholmov Gambit	1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. Qe2 Qe7
Russian Game: French Attack	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d3
Russian Game: Italian Variation	1. e4 e5 2. Nf3 Nf6 3. Bc4
Russian Game: Karklins-Martinovsky Variation	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nd3
Russian Game: Kaufmann Attack	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. c4
Russian Game: Millennium Attack	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Bd3
Russian Game: Moody Gambit	1. e4 e5 2. Nf3 Nf6 3. Qe2 Nc6 4. d4
Russian Game: Nimzowitsch Attack	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3
Russian Game: Paulsen Attack	1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nc4
Russian Game: Stafford Gambit	1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6
Russian Game: Stafford Gambit	1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6
Russian Game: Three Knights Game	1. e4 e5 2. Nf3 Nf6 3. Nc3
Bishop's Opening: Urusov Gambit	1. e4 e5 2. Bc4 Nf6 3. d4 exd4 4. Nf3
Bishop's Opening: Urusov Gambit, Keidansky Gambit	1. e4 e5 2. Bc4 Nf6 3. d4 exd4 4. Nf3 Nxe4 5. Qxd4
Russian Game: Modern Attack	1. e4 e5 2. Nf3 Nf6 3. d4
Russian Game: Modern Attack	1. e4 e5 2. Nf3 Nf6 3. d4 exd4
Russian Game: Modern Attack, Bardeleben Variation	1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qe2 Nc5 6. Nxd4 Nc6
Russian Game: Modern Attack, Center Attack	1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qxd4
Russian Game: Modern Attack, Center Variation	1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3
Russian Game: Modern Attack, Murrey Variation	1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 Nc6
Russian Game: Modern Attack, Steinitz Variation	1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qe2
Russian Game: Modern Attack, Symmetrical Variation	1. e4 e5 2. Nf3 Nf6 3. d4 d5
Russian Game: Modern Attack, Tal Gambit	1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Bb5
Russian Game: Modern Attack, Trifunovic Variation	1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Bd6 6. O-O O-O 7. c4 Bxe5
Dresden Opening: The Goblin	1. e4 e5 2. Nf3 Nc6 3. c4 Nf6 4. Nxe5
Irish Gambit	1. e4 e5 2. Nf3 Nc6 3. Nxe5
King's Knight Opening: Konstantinopolsky	1. e4 e5 2. Nf3 Nc6 3. g3
King's Knight Opening: Normal Variation	1. e4 e5 2. Nf3 Nc6
King's Pawn Game: Dresden Opening	1. e4 e5 2. Nf3 Nc6 3. c4
King's Pawn Game: Pachman Wing Gambit	1. e4 e5 2. Nf3 Nc6 3. b4
King's Pawn Game: Schulze-Müller Gambit	1. e4 e5 2. Nf3 Nc6 3. Nxe5 Nxe5 4. d4
King's Pawn Game: Tayler Opening	1. e4 e5 2. Nf3 Nc6 3. Be2
King's Pawn Game: Tayler Opening	1. e4 e5 2. Nf3 Nc6 3. Be2 Nf6 4. d4
King's Pawn Game: Tayler Opening, Basman Gambit	1. e4 e5 2. Nf3 Nc6 3. Be2 Nf6 4. d4 exd4 5. e5
King's Pawn Game: Tayler Opening, Inverted Hanham	1. e4 e5 2. Nf3 Nc6 3. Be2 Nf6 4. d3 d5 5. Nbd2
Latvian Gambit: Clam Gambit	1. e4 e5 2. Nf3 Nc6 3. d3 f5 4. exf5
Ponziani Opening	1. e4 e5 2. Nf3 Nc6 3. c3
Ponziani Opening: Caro Gambit	1. e4 e5 2. Nf3 Nc6 3. c3 d5 4. Qa4 Bd7
Ponziani Opening: Jaenisch Counterattack	1. e4 e5 2. Nf3 Nc6 3. c3 Nf6
Ponziani Opening: Leonhardt Variation	1. e4 e5 2. Nf3 Nc6 3. c3 d5 4. Qa4 Nf6
Ponziani Opening: Neumann Gambit	1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. Bc4
Ponziani Opening: Ponziani Countergambit	1. e4 e5 2. Nf3 Nc6 3. c3 f5
Ponziani Opening: Ponziani Countergambit, Schmidt Attack	1. e4 e5 2. Nf3 Nc6 3. c3 f5 4. d4 d6 5. d5
Ponziani Opening: Romanishin Variation	1. e4 e5 2. Nf3 Nc6 3. c3 Be7
Ponziani Opening: Réti Variation	1. e4 e5 2. Nf3 Nc6 3. c3 Nge7
Ponziani Opening: Spanish Variation	1. e4 e5 2. Nf3 Nc6 3. c3 d5 4. Bb5
Ponziani Opening: Spanish Variation, Harrwitz Attack, Nikitin Gambit	1. e4 e5 2. Nf3 Nc6 3. c3 d5 4. Bb5 dxe4 5. Nxe5 Qd5 6. Qa4
Ponziani Opening: Steinitz Variation	1. e4 e5 2. Nf3 Nc6 3. c3 d5 4. Qa4 f6
Ponziani Opening: Vukovic Gambit	1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 Nxe4 5. d5 Bc5
Scotch Game	1. e4 e5 2. Nf3 Nc6 3. d4
Scotch Game	1. e4 e5 2. Nf3 Nc6 3. d4 exd4
Scotch Game: Benima Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d4 exd4
Scotch Game: Cochrane Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bb4+ 5. c3 dxc3 6. bxc3 Ba5 7. e5
Scotch Game: Cochrane-Shumov Defense	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. Ng5 Nh6 6. Nxf7 Nxf7 7. Bxf7+ Kxf7 8. Qh5+ g6 9. Qxc5 d5
Scotch Game: Göring Gambit	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3
Scotch Game: Göring Gambit, Bardeleben Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Bc4 Nf6 6. Nxc3 Bb4
Scotch Game: Göring Gambit, Double Pawn Sacrifice	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Bc4
Scotch Game: Göring Gambit, Main Line	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Nxc3 Bb4
Scotch Game: Hanneken Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bb4+ 5. c3 dxc3 6. O-O cxb2 7. Bxb2 Nf6 8. Ng5 O-O 9. e5 Nxe5
Scotch Game: Haxo Gambit	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5
Scotch Game: Lolli Variation	1. e4 e5 2. Nf3 Nc6 3. d4 Nxd4
Scotch Game: Napoleon Gambit	1. e4 e5 2. Nf3 Nc6 3. d4 Nxd4 4. Nxd4 exd4 5. Bc4
Scotch Game: Relfsson Gambit	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bb5
Scotch Game: Scotch Gambit	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4
Scotch Game: Scotch Gambit, Advance Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5
Scotch Game: Scotch Gambit, Cochrane-Anderssen Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. O-O d6 6. c3 Bg4
Scotch Game: Scotch Gambit, Dubois Réti Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4
Scotch Game: Scotch Gambit, Göring Gambit Declined	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 d5
Scotch Game: Scotch Gambit, Kingside Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 Ng4
Scotch Game: Scotch Gambit, London Defense	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bb4+
Scotch Game: Scotch Gambit, Sarratt Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. Ng5
Scotch Game: Sea-Cadet Mate	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 dxc3 5. Nxc3 d6 6. Bc4 Bg4 7. O-O Ne5 8. Nxe5 Bxd1 9. Bxf7+ Ke7 10. Nd5#
Scotch Game: Vitzthum Attack	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. Ng5 Nh6 6. Qh5
Scotch Game	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4
Scotch Game	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nb5 Bb4+ 6. Bd2
Scotch Game: Alekhine Gambit	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. e5
Scotch Game: Blumenfeld Attack	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. Nb5
Scotch Game: Braune Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Be3
Scotch Game: Classical Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5
Scotch Game: Classical Variation, Blackburne Attack	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Qd2
Scotch Game: Classical Variation, Intermezzo Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 Qf6
Scotch Game: Classical Variation, Millennium Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Qg6
Scotch Game: Fraser Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nf3
Scotch Game: Ghulam-Kassim Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Bd3
Scotch Game: Gottschall Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Qd2 d5 8. Nb5 Bxe3 9. Qxe3 O-O 10. Nxc7 Rb8 11. Nxd5 Nxd5 12. exd5 Nb4
Scotch Game: Horwitz Attack	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nb5
Scotch Game: Horwitz Attack, Blackburne Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nb5 Bb4+ 6. Bd2 Qxe4+ 7. Be2 Kd8 8. O-O Bxd2 9. Qxd2
Scotch Game: Malaniuk Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+
Scotch Game: Meitner Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Nc2
Scotch Game: Mieses Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5
Scotch Game: Modern Defense	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nc3 Bb4
Scotch Game: Paulsen Attack	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bb5
Scotch Game: Paulsen Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nf5
Scotch Game: Paulsen, Gunsberg Defense	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bb5 Nd8
Scotch Game: Potter Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3
Scotch Game: Romanishin Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb4+
Scotch Game: Rosenthal Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nb5 Bb4+ 6. Bd2 Qxe4+ 7. Be2 Kd8 8. O-O Bxd2 9. Nxd2 Qg6
Scotch Game: Schmidt Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6
Scotch Game: Steinitz Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4
Scotch Game: Steinitz Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nc3
Scotch Game: Tartakower Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Nd2
Three Knights Opening	1. e4 e5 2. Nf3 Nc6 3. Nc3
Three Knights Opening	1. e4 e5 2. Nf3 Nc6 3. Nc3 Bb4
Three Knights Opening: Schlechter Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Bb4 4. Nd5 Nf6
Three Knights Opening: Steinitz Defense	1. e4 e5 2. Nf3 Nc6 3. Nc3 g6
Three Knights Opening: Steinitz-Rosenthal Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 g6 4. d4 exd4 5. Nd5
Three Knights Opening: Winawer Defense	1. e4 e5 2. Nf3 Nc6 3. Nc3 f5
Four Knights Game	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6
Four Knights Game: Gunsberg Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. a3
Four Knights Game: Halloween Gambit	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Nxe5
Four Knights Game: Halloween Gambit, Oldtimer Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Nxe5 Nxe5 5. d4 Ng6 6. e5 Ng8 7. Bc4 Bb4 8. Qf3 f5
Four Knights Game: Halloween Gambit, Plasma Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Nxe5 Nxe5 5. d4 Nc6 6. d5 Ne5 7. f4 Ng6 8. e5 Ng8 9. d6 cxd6 10. exd6 Qf6 11. Nb5 Rb8
Four Knights Game: Italian Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3
Four Knights Game: Italian Variation, Noa Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Nxe4 5. Bxf7+
Four Knights Game: Scotch Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4
Four Knights Game: Scotch Variation Accepted	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4
Four Knights Game: Scotch Variation, Belgrade Gambit	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nd5
Four Knights Game: Scotch Variation, Belgrade Gambit, Modern Defense	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nd5 Nxe4 6. Qe2 f5
Four Knights Game: Scotch Variation, Krause Gambit	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. Nxe5
Four Knights Game: Scotch Variation, Krause Gambit, Leonhardt Defense	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. Nxe5 Qe7
Four Knights Game: Scotch Variation, Oxford Gambit	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Nd4
Four Knights Game: Scotch Variation, Schmid Defense	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Nxe4
Four Knights Game: Spanish Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5
Four Knights Game: Spanish Variation, Bardeleben Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bc5 5. O-O O-O 6. Nxe5 Nxe5 7. d4 Bd6 8. f4 Nc6 9. e5 Bb4
Four Knights Game: Spanish Variation, Classical Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bc5
Four Knights Game: Spanish Variation, Ranken Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 a6 5. Bxc6
Four Knights Game: Spanish Variation, Rubinstein Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4
Four Knights Game: Spanish Variation, Rubinstein Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Be2
Four Knights Game: Spanish Variation, Rubinstein Variation	1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Nd4 5. Nxe5 Qe7 6. f4
Four Knights Game: Spanish Variation, Rubinstein Variation Accepted	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Nxd4
Four Knights Game: Spanish Variation, Rubinstein Variation, Henneberger Variation	1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Nd4 5. O-O
Four Knights Game: Spanish Variation, Rubinstein Variation, Marshall Gambit	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Ba4 Bc5 6. Nxe5 O-O
Four Knights Game: Spanish Variation, Rubinstein Variation, Marshall Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Nxe5 Bc5 6. O-O O-O
Four Knights Game: Spanish Variation, Rubinstein Variation, Maróczy Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Be2 Nxf3+ 6. Bxf3 Bc5 7. O-O O-O 8. d3 d6 9. Na4 Bb6
Four Knights Game: Spanish Variation, Spielmann Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 a6 5. Bxc6 dxc6 6. Nxe5 Nxe4 7. Nxe4 Qd4 8. O-O Qxe5 9. Re1 Be6 10. d4 Qd5
Four Knights Game: Spanish Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 Bxc3
Four Knights Game: Spanish Variation, Alatortsev Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 Qe7 7. Ne2 d5
Four Knights Game: Spanish Variation, Double Spanish	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4
Four Knights Game: Spanish Variation, Double Spanish	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3
Four Knights Game: Spanish Variation, Gunsberg Counterattack	1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bb4 5. O-O O-O 6. Nd5 Nxd5 7. exd5 e4
Four Knights Game: Spanish Variation, Janowski Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 Bxc3 7. bxc3 d6 8. Re1
Four Knights Game: Spanish Variation, Nimzowitsch Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. Bxc6
Four Knights Game: Spanish Variation, Svenonius Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 Bxc3 7. bxc3 d5
Four Knights Game: Spanish Variation, Symmetrical Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6
Four Knights Game: Spanish Variation, Symmetrical Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Bxc3 8. bxc3 Qe7 9. Re1 Nd8 10. d4 Bg4
Four Knights Game: Spanish Variation, Symmetrical Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Ne7
Four Knights Game: Spanish Variation, Symmetrical Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Ne2
Four Knights Game: Spanish Variation, Symmetrical Variation, Blake Variation	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Ne7 8. Nh4 c6 9. Bc4 d5 10. Bb3 Qd6
Four Knights Game: Spanish Variation, Symmetrical Variation, Metger Unpin	1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Bxc3 8. bxc3 Qe7
Four Knights Game: Spanish Variation, Symmetrical Variation, Tarrasch Variation	1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Be6
Four Knights Game: Italian Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6
Italian Game	1. e4 e5 2. Nf3 Nc6 3. Bc4
Italian Game: Anti-Fried Liver Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 h6
Italian Game: Blackburne-Kostić Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4
Italian Game: Classical Variation, Albin Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. c3
Italian Game: Deutz Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4
Italian Game: Giuoco Pianissimo	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3
Italian Game: Giuoco Pianissimo, Canal Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3 d6 6. Bg5
Italian Game: Giuoco Pianissimo, Dubois Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 f5 5. Ng5 f4
Italian Game: Giuoco Pianissimo, Italian Four Knights Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3
Italian Game: Giuoco Pianissimo, Lucchini Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 f5
Italian Game: Giuoco Pianissimo, Normal	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5
Italian Game: Giuoco Piano	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
Italian Game: Hungarian Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7
Italian Game: Hungarian Defense, Tartakower Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d4 exd4 5. c3 Nf6 6. e5 Ne4
Italian Game: Jerome Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Bxf7+
Italian Game: Paris Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 d6
Italian Game: Rosentreter Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d4
Italian Game: Rousseau Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 f5
Italian Game: Evans Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4
Italian Game: Evans Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. O-O d6 8. cxd4 Bb6 9. Nc3 Bg4
Italian Game: Evans Gambit Accepted	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4
Italian Game: Evans Gambit Declined	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb6
Italian Game: Evans Gambit Declined	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb6 5. a4
Italian Game: Evans Gambit Declined, Cordel Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb6 5. Bb2
Italian Game: Evans Gambit Declined, Hicken Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb6 5. b5 Na5 6. Nxe5 Qg5 7. Qf3 Qxe5 8. Qxf7+ Kd8 9. Bb2
Italian Game: Evans Gambit Declined, Hirschbach Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb6 5. b5 Na5 6. Nxe5 Qg5
Italian Game: Evans Gambit Declined, Lange Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb6 5. b5 Na5 6. Nxe5 Nh6
Italian Game: Evans Gambit Declined, Pavlov Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb6 5. b5 Na5 6. Nxe5 Nh6 7. d4 d6 8. Bxh6 dxe5 9. Bxg7 Rg8 10. Bxf7+ Kxf7 11. Bxe5 Qg5 12. Nd2
Italian Game: Evans Gambit Declined, Showalter Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb6 5. a4 a6 6. Nc3
Italian Game: Evans Gambit Declined, Vasquez Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb6 5. b5 Na5 6. Nxe5 Qg5 7. Bxf7+ Ke7 8. Qh5
Italian Game: Evans Gambit, Anderssen Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7
Italian Game: Evans Gambit, Anderssen Variation, Cordel Line	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7 6. d4 Na5
Italian Game: Evans Gambit, Fontaine Countergambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 b5
Italian Game: Evans Gambit, Fraser Attack	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. O-O d6 8. cxd4 Bb6 9. Nc3 Bg4 10. Qa4
Italian Game: Evans Gambit, Fraser-Mortimer Attack	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. O-O d6 8. cxd4 Bb6 9. Nc3 Bg4 10. Qa4 Bd7 11. Qb3 Na5 12. Bxf7+ Kf8 13. Qc2
Italian Game: Evans Gambit, Göring Attack	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. O-O d6 8. cxd4 Bb6 9. Nc3 Na5 10. Bg5
Italian Game: Evans Gambit, Harding Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. cxd4 Bb4+ 8. Bd2
Italian Game: Evans Gambit, Hein Countergambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 d5
Italian Game: Evans Gambit, Mayet Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bf8
Italian Game: Evans Gambit, McDonnell Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5
Italian Game: Evans Gambit, McDonnell Defense, Main Line	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. O-O d6 8. cxd4 Bb6
Italian Game: Evans Gambit, Morphy Attack	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. O-O d6 8. cxd4 Bb6 9. Nc3
Italian Game: Evans Gambit, Mortimer-Evans Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. O-O d6 8. cxd4 Bb6 9. Nc3 Bg4 10. Qa4 Bd7 11. Qb3 Na5 12. Bxf7+ Kf8 13. Qc2 Kxf7
Italian Game: Evans Gambit, Paulsen Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. O-O d6 8. cxd4 Bb6 9. d5 Na5 10. Bb2 Ne7
Italian Game: Evans Gambit, Steinitz Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. O-O d6 8. cxd4 Bb6 9. Nc3 Na5 10. Bg5 f6 11. Be3
Italian Game: Evans Gambit, Stone-Ware Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bd6
Italian Game: Evans Gambit, Ulvestad Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. O-O d6 8. cxd4 Bb6 9. d5 Na5 10. Bb2
Italian Game: Evans Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. O-O d6
Italian Game: Evans Gambit, Alapin-Steinitz Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. O-O d6 7. d4 Bg4
Italian Game: Evans Gambit, Anderssen Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. O-O Nf6 7. d4 exd4
Italian Game: Evans Gambit, Bronstein Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 d6
Italian Game: Evans Gambit, Compromised Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. O-O dxc3
Italian Game: Evans Gambit, Compromised Defense, Main Line	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. O-O dxc3 8. Qb3 Qf6 9. e5 Qg6 10. Nxc3 Nge7 11. Ba3
Italian Game: Evans Gambit, Compromised Defense, Potter Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. O-O dxc3 8. Qb3 Qf6 9. e5 Qg6 10. Nxc3 Nge7 11. Rd1
Italian Game: Evans Gambit, Dufresne Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. O-O d3
Italian Game: Evans Gambit, Johner Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. O-O b5
Italian Game: Evans Gambit, Laroche Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 Nf6
Italian Game: Evans Gambit, Lasker Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. O-O d6 7. d4 Bb6
Italian Game: Evans Gambit, Leonhardt Countergambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 b5
Italian Game: Evans Gambit, Levenfish Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 d6 7. Qb3 Qd7 8. dxe5 dxe5 9. O-O Bb6 10. Ba3 Na5 11. Nxe5
Italian Game: Evans Gambit, Main Line	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5
Italian Game: Evans Gambit, Mieses Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. O-O Nge7
Italian Game: Evans Gambit, Pierce Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4
Italian Game: Evans Gambit, Richardson Attack	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. O-O Nf6 7. d4 O-O 8. Nxe5
Italian Game: Evans Gambit, Sanders-Alapin Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. O-O d6 7. d4 Bd7
Italian Game: Evans Gambit, Slow Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. O-O
Italian Game: Evans Gambit, Sokolsky Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 d6 7. Bg5
Italian Game: Evans Gambit, Tartakower Attack	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 d6 7. Qb3
Italian Game: Evans Gambit, Waller Attack	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. O-O d6 8. Qb3
Italian Game: Bird's Attack	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. b4
Italian Game: Classical Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3
Italian Game: Classical Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6
Italian Game: Classical Variation, Alexandre Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 f5
Italian Game: Classical Variation, Center Attack	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4
Italian Game: Classical Variation, Center Holding Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Qe7 5. d4 Bb6
Italian Game: Classical Variation, Closed Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Qe7
Italian Game: Classical Variation, Giuoco Pianissimo	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3
Italian Game: Classical Variation, Giuoco Pianissimo, Main Line	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O O-O 7. Re1 a6 8. Bb3 Ba7 9. h3
Italian Game: Classical Variation, Greco Gambit	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 Nf6 6. e5 d5
Italian Game: Classical Variation, Greco Gambit, Anderssen Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb4+
Italian Game: Classical Variation, La Bourdonnais Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d4 exd4 6. cxd4 Bb6
Italian Game: Classical Variation, Tarrasch Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Qe7 5. d4 Bb6 6. O-O d6 7. a4 a6 8. h3 Nf6 9. Re1
Italian Game: Giuoco Piano, Eisinger Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Qe7 5. d4 Bb6 6. d5 Nb8 7. d6
Italian Game: Giuoco Piano, Ghulam-Kassim Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 Ne4 7. Bd5 Nxf2 8. Kxf2 dxc3+ 9. Kg3
Italian Game: Giuoco Piano, Mestel Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Qe7 5. d4 Bb6 6. Bg5
Italian Game: Scotch Gambit, Walbrodt-Baird Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. O-O
Italian Game: Classical Variation, Greco Gambit, Greco Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Nxc3
Italian Game: Classical Variation, Greco Gambit, Main Line	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Bxc3
Italian Game: Classical Variation, Greco Gambit, Moeller-Bayonet Attack	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Bxc3 9. d5 Bf6 10. Re1 Ne7 11. Rxe4 d6 12. g4
Italian Game: Classical Variation, Greco Gambit, Moeller-Therkatz Attack	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Bxc3 9. d5
Italian Game: Classical Variation, Greco Gambit, Traditional Line	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4
Italian Game: Giuoco Piano, Aitken Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Nxc3 9. bxc3 Bxc3 10. Ba3
Italian Game: Giuoco Piano, Bernstein Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Nxc3 9. bxc3 Bxc3 10. Qb3 d5
Italian Game: Giuoco Piano, Cracow Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Kf1
Italian Game: Giuoco Piano, Greco's Attack	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3
Italian Game: Giuoco Piano, Krause Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Nxe4 8. Bxb4 Nxb4 9. Bxf7+ Kxf7 10. Qb3+ d5 11. Ne5+ Kf6 12. f3
Italian Game: Giuoco Piano, Steinitz Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Bxc3 9. bxc3 d5 10. Ba3
Italian Game: Giuoco Piano, Therkatz-Herzog Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Bxc3 9. d5 Bf6 10. Re1 Ne7 11. Rxe4 d6 12. Bg5 Bxg5 13. Nxg5 O-O 14. Nxh7
Italian Game: Giuoco Piano	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Bc5 5. d4 Bxd4 6. Nxd4 Nxd4 7. Bg5 d6
Italian Game: Giuoco Piano, Holzhausen Attack	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Bc5 5. d4 Bxd4 6. Nxd4 Nxd4 7. Bg5 d6 8. f4 Qe7 9. fxe5 dxe5 10. Nc3
Italian Game: Giuoco Piano, Rosentreter Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Bc5 5. d4 Bxd4 6. Nxd4 Nxd4 7. Bg5 h6 8. Bh4 g5 9. f4
Italian Game: Scotch Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O
Italian Game: Scotch Gambit, Janowski Defense	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O d6
Italian Game: Scotch Gambit, Max Lange Attack	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Bc5
Italian Game: Scotch Gambit, Max Lange Attack Accepted	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 exd4 6. e5 d5 7. exf6 dxc4 8. Re1+ Be6 9. fxg7
Italian Game: Scotch Gambit, Max Lange Attack, Long Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Bc5 6. e5 d5 7. exf6 dxc4 8. Re1+ Be6 9. Ng5 Qd5 10. Nc3 Qf5 11. Nce4
Italian Game: Scotch Gambit, Max Lange Attack, Spielmann Defense	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Bc5 6. e5 Ng4
Italian Game: Scotch Gambit, de Riviere Defense	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Be7
Italian Game: Scotch Invitation Declined	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 d6
Italian Game: Two Knights Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6
Italian Game: Two Knights Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 Nxe4
Italian Game: Two Knights Defense, Keidansky Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bc5 8. Nxc6 Bxf2+ 9. Kf1 Qh4
Italian Game: Two Knights Defense, Max Lange Attack	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Bc5 6. e5
Italian Game: Two Knights Defense, Max Lange Attack, Berger Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O Bc5 6. e5 d5 7. exf6 dxc4 8. Re1+ Be6 9. Ng5 Qd5 10. Nc3 Qf5 11. g4 Qg6 12. Nce4 Bb6 13. f4 O-O-O
Italian Game: Two Knights Defense, Max Lange Attack, Krause Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O Bc5 6. e5 Ng4 7. c3
Italian Game: Two Knights Defense, Max Lange Attack, Loman Defense	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. O-O Nf6 6. e5 d5 7. exf6 dxc4 8. Re1+ Be6 9. Ng5 g6
Italian Game: Two Knights Defense, Max Lange Attack, Rubinstein Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O Bc5 6. e5 d5 7. exf6 dxc4 8. Re1+ Be6 9. Ng5 Qd5 10. Nc3 Qf5 11. Nce4 Bf8
Italian Game: Two Knights Defense, Modern Bishop's Opening	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3
Italian Game: Two Knights Defense, Open Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4
Italian Game: Two Knights Defense, Perreux Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. Ng5
Italian Game: Scotch Gambit, Anderssen Attack	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3
Italian Game: Scotch Gambit, Anderssen Attack, Main Line	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qa5 9. Nxe4 Be6 10. Bd2 Qd5 11. Bg5
Italian Game: Scotch Gambit, Canal Variation	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Nxe4 6. Re1 d5 7. Nc3
Italian Game: Scotch Gambit, Double Gambit Accepted	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O Nxe4
Italian Game: Scotch Gambit, Nakhmanson Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O Nxe4 6. Nc3
Italian Game: Two Knights Defense, Yurdansky Attack	1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qa5 9. Nxe4 Be6 10. Bg5 h6 11. Bh4 g5 12. Nf6+ Ke7 13. b4
Italian Game: Two Knights Defense, Fegatello Attack, Leonhardt Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke6 8. Nc3 Nb4 9. Qe4 c6 10. a3 Na6 11. d4 Nc7
Italian Game: Two Knights Defense, Fried Liver Attack	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7
Italian Game: Two Knights Defense, Fritz Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nd4
Italian Game: Two Knights Defense, Fritz, Gruber Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nd4 6. c3 b5 7. Bf1 Nxd5 8. Ne4
Italian Game: Two Knights Defense, Kloss Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nb4
Italian Game: Two Knights Defense, Knight Attack	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5
Italian Game: Two Knights Defense, Knight Attack, Normal Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5
Italian Game: Two Knights Defense, Lolli Attack	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. d4
Italian Game: Two Knights Defense, Pincus Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. d4 Bb4+
Italian Game: Two Knights Defense, Ponziani-Steinitz Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Nxe4
Italian Game: Two Knights Defense, Traxler Counterattack	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5
Italian Game: Two Knights Defense, Traxler Counterattack, Bishop Sacrifice Line	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Bxf7+
Italian Game: Two Knights Defense, Traxler Counterattack, King March Line	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Nxf7 Bxf2+ 6. Kxf2 Nxe4+ 7. Ke3
Italian Game: Two Knights Defense, Traxler Counterattack, Knight Sacrifice Line	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Nxf7
Italian Game: Two Knights Defense, Traxler Variation, Trencianske-Teplice Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Bxf7+ Ke7 6. d4
Italian Game: Two Knights Defense, Ulvestad Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5
Italian Game: Two Knights Defense, Ulvestad Variation, Kurkin Gambit	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5 6. Bf1 h6 7. Nxf7
Italian Game: Two Knights Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2
Italian Game: Two Knights Defense, Blackburne Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 cxb5
Italian Game: Two Knights Defense, Colman Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 Rb8
Italian Game: Two Knights Defense, Maróczy Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. d3 h6 7. Nf3 e4 8. Qe2 Nxc4 9. dxc4 Be7
Italian Game: Two Knights Defense, Paoli Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 Qc7 9. Bd3
Italian Game: Two Knights Defense, Polerio Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5
Italian Game: Two Knights Defense, Polerio Defense, Bishop Check Line	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+
Italian Game: Two Knights Defense, Polerio Defense, Bogoljubov Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3
Italian Game: Two Knights Defense, Polerio Defense, Kieseritzky Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. d3
Italian Game: Two Knights Defense, Polerio Defense, Yankovich Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. d3 h6 7. Nf3 e4 8. Qe2 Nxc4 9. dxc4 Bc5 10. Nfd2
Italian Game: Two Knights Defense, Knorre Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6 9. Nf3 e4 10. Ne5 Bd6 11. d4 Qc7 12. Bd2
Italian Game: Two Knights Defense, Polerio Defense, Göring Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6 9. Nf3 e4 10. Ne5 Qc7
Italian Game: Two Knights Defense, Polerio Defense, Suhle Defense	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6
Italian Game: Two Knights Defense, Steinitz Variation	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6 9. Nh3
Ruy Lopez	1. e4 e5 2. Nf3 Nc6 3. Bb5
Ruy Lopez: Alapin Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 Bb4
Ruy Lopez: Alapin Defense, Alapin Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 Bb4 4. c3 Ba5 5. Bxc6 dxc6
Ruy Lopez: Brentano Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 g5
Ruy Lopez: Bulgarian Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a5
Ruy Lopez: Cozio Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7
Ruy Lopez: Cozio Defense, Paulsen Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. Nc3 g6
Ruy Lopez: Cozio Defense, Tartakower Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. d4 exd4 5. Nxd4 Bg7 6. Be3 Nge7 7. Nc3 O-O 8. Qd2 d5
Ruy Lopez: Fianchetto Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 g6
Ruy Lopez: Fianchetto Defense, Kevitz Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 f5
Ruy Lopez: Lucena Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Be7
Ruy Lopez: Nürnberg Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 f6
Ruy Lopez: Pollock Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 Na5
Ruy Lopez: Retreat Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nb8
Ruy Lopez: Rotary-Albany Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 b6
Ruy Lopez: Spanish Countergambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 d5
Ruy Lopez: Spanish Countergambit, Harding Countergambit, Fricke Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 d5 4. Nxe5 Qg5 5. O-O
Ruy Lopez: Spanish Countergambit, Harding Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 d5 4. Nxe5 Qg5 5. Nxc6
Ruy Lopez: Vinogradov Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Qe7
Ruy Lopez: Bird Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4
Ruy Lopez: Bird Variation, Paulsen Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. O-O Ne7
Ruy Lopez: Old Steinitz Defense, Semi-Duras Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. c4
Ruy Lopez: Steinitz Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 d6
Ruy Lopez: Steinitz Defense, Center Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 exd4 5. O-O
Ruy Lopez: Steinitz Defense, Nimzowitsch Attack	1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. Nc3 Nf6 6. Bxc6
Ruy Lopez: Schliemann Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 f5
Ruy Lopez: Schliemann Defense, Classical Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Nc3 fxe4 5. Nxe4 d5 6. Nxe5 dxe4 7. Nxc6 Qg5
Ruy Lopez: Schliemann Defense, Dyckhoff Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Nc3
Ruy Lopez: Schliemann Defense, Exchange Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Bxc6
Ruy Lopez: Schliemann Defense, Jaenisch Gambit Accepted	1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. exf5
Ruy Lopez: Schliemann Defense, Kostić Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Nc3 fxe4 5. Nxe4 Be7
Ruy Lopez: Schliemann Defense, Möhring Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Nc3 fxe4 5. Nxe4 d5 6. Nxe5 dxe4 7. Nxc6 Qd5
Ruy Lopez: Schliemann Defense, Schönemann Attack	1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d4
Ruy Lopez: Schliemann Defense, Tartakower Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Nc3 fxe4 5. Nxe4 Nf6
Ruy Lopez: Classical Defense, Benelux Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Bc5 5. c3 O-O 6. d4 Bb6
Ruy Lopez: Classical Defense, Boden Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Qe7
Ruy Lopez: Classical Defense, Zaitsev Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. b4
Ruy Lopez: Classical Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5
Ruy Lopez: Classical Variation, Central Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3
Ruy Lopez: Classical Variation, Charousek Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Bb6
Ruy Lopez: Classical Variation, Cordel Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 f5
Ruy Lopez: Classical Variation, Konikowski Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 d5
Ruy Lopez: Classical Variation, Modern Main Line	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Bc5 5. c3 O-O 6. d4 Bb6 7. Bg5
Ruy Lopez: Classical Variation, Spanish Wing Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. b4
Ruy Lopez: Berlin Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6
Ruy Lopez: Berlin Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O
Ruy Lopez: Berlin Defense, Anderssen Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. Bxc6+
Ruy Lopez: Berlin Defense, Beverwijk Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Bc5
Ruy Lopez: Berlin Defense, Duras Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. c4
Ruy Lopez: Berlin Defense, Fishing Pole Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Ng4
Ruy Lopez: Berlin Defense, Kaufmann Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Be3
Ruy Lopez: Berlin Defense, Mortimer Trap	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Ne7 5. Nxe5 c6
Ruy Lopez: Berlin Defense, Mortimer Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Ne7
Ruy Lopez: Berlin Defense, Nyholm Attack	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d4 exd4 5. O-O
Ruy Lopez: Classical Variation, Zukertort Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Bc5 5. c3
Ruy Lopez: Halloween Attack	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nxe5
Ruy Lopez: Berlin Defense, Closed Bernstein Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bg5
Ruy Lopez: Berlin Defense, Closed Showalter Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6
Ruy Lopez: Berlin Defense, Closed Wolf Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 exd4
Ruy Lopez: Berlin Defense, Hedgehog Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7
Ruy Lopez: Berlin Defense, Improved Steinitz Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6
Ruy Lopez: Berlin Defense, Tarrasch Trap	1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. Nc3 Nf6 6. O-O Be7 7. Re1 O-O
Ruy Lopez: Closed Berlin Defense, Chigorin Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Nd7
Ruy Lopez: Berlin Defense, Berlin Wall	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. Nc3 Bd7
Ruy Lopez: Berlin Defense, Cordel Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Be7 6. Qe2 Nd6 7. Bxc6 bxc6 8. dxe5 Nf5
Ruy Lopez: Berlin Defense, Minckwitz Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Be7 6. dxe5
Ruy Lopez: Berlin Defense, Pillsbury Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Be7 6. Qe2 Nd6 7. Bxc6 bxc6 8. dxe5 Nb7 9. b3
Ruy Lopez: Berlin Defense, Rio Gambit Accepted	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4
Ruy Lopez: Berlin Defense, Rio de Janeiro Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Be7
Ruy Lopez: Berlin Defense, Rio de Janeiro Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Be7 6. Qe2 Nd6 7. Bxc6 bxc6 8. dxe5 Nb7 9. Nc3 O-O 10. Re1 Nc5 11. Nd4 Ne6 12. Be3 Nxd4 13. Bxd4 c5
Ruy Lopez: Berlin Defense, Rosenthal Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 a6
Ruy Lopez: Berlin Defense, Trifunovic Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Be7 6. Qe2 d5
Ruy Lopez: Berlin Defense, Winawer Attack	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Be7 6. Qe2 Nd6 7. Bxc6 bxc6 8. dxe5 Nb7 9. Nd4
Ruy Lopez: Berlin Defense, Zukertort Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Be7 6. Qe2 Nd6 7. Bxc6 bxc6 8. dxe5 Nb7 9. c4
Ruy Lopez: Berlin Defense, l'Hermet Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6
Ruy Lopez: Berlin Defense, l'Hermet Variation, Berlin Wall Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8
Ruy Lopez: Berlin Defense, l'Hermet Variation, Westerinen Line	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Ne4
Ruy Lopez: Open Berlin Defense, Showalter Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Ba4
Ruy Lopez: Open Berlin Defense, l'Hermet Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5
Ruy Lopez: Exchange Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6
Ruy Lopez: Exchange Variation, Alekhine Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 Bd6
Ruy Lopez: Exchange Variation, Keres Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nc3
Ruy Lopez: Exchange Variation, Lutikov Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 bxc6
Ruy Lopez: Exchange Variation, Romanovsky Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nc3 f6 6. d3
Ruy Lopez: Exchange, Alekhine Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 Bd7
Ruy Lopez: Exchange Variation, Alapin Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 h5
Ruy Lopez: Exchange Variation, Bronstein Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Qd6
Ruy Lopez: Exchange Variation, Gligoric Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O f6
Ruy Lopez: Exchange Variation, King's Bishop Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bd6
Ruy Lopez: Exchange Variation, Normal Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O
Ruy Lopez: Bird's Defense Deferred	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nd4
Ruy Lopez: Morphy Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
Ruy Lopez: Morphy Defense, Alapin's Defense Deferred	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bb4
Ruy Lopez: Morphy Defense, Caro Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5
Ruy Lopez: Morphy Defense, Classical Defense Deferred	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5
Ruy Lopez: Morphy Defense, Cozio Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nge7
Ruy Lopez: Morphy Defense, Fianchetto Defense Deferred	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6
Ruy Lopez: Morphy Defense, Graz Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Bc5
Ruy Lopez: Morphy Defense, Norwegian Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5
Ruy Lopez: Morphy Defense, Norwegian Variation, Nightingale Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5 6. Bxf7+
Ruy Lopez: Morphy Defense, Schliemann Defense Deferred	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5
Ruy Lopez: Morphy Defense, Schliemann Defense Deferred, Jaenisch Gambit Deferred	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. exf5
Ruy Lopez: Morphy Defense, Modern Steinitz Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6
Ruy Lopez: Morphy Defense, Modern Steinitz Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Nc3
Ruy Lopez: Morphy Defense, Modern Steinitz Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c4
Ruy Lopez: Noah's Ark Trap	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 d6 6. d4 Nxd4 7. Nxd4 exd4 8. Qxd4 c5
Ruy Lopez: Closed, Kecskemet Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Bd7 6. c3 Nf6 7. d4 Be7 8. Nbd2 O-O 9. Re1 Be8
Ruy Lopez: Morphy Defense, Modern Steinitz Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O
Ruy Lopez: Morphy Defense, Modern Steinitz Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4
Ruy Lopez: Morphy Defense, Modern Steinitz Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4 f6
Ruy Lopez: Morphy Defense, Modern Steinitz Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3
Ruy Lopez: Morphy Defense, Modern Steinitz Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O
Ruy Lopez: Morphy Defense, Modern Steinitz Defense, Siesta Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5
Ruy Lopez: Morphy Defense, Modern Steinitz Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Bd7
Ruy Lopez: Morphy Defense, Modern Steinitz Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Bd7 6. d4 Nge7
Ruy Lopez: Morphy Defense, Modern Steinitz Defense, Fianchetto Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Ba4 d6 6. d4 Bd7
Ruy Lopez: Morphy Defense, Anderssen Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3
Ruy Lopez: Morphy Defense, Bayreuth Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Bxc6
Ruy Lopez: Morphy Defense, Duras Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c4
Ruy Lopez: Morphy Defense, Jaffe Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. c3
Ruy Lopez: Morphy Defense, Mackenzie Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4
Ruy Lopez: Morphy Defense, Tarrasch Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Nc3
Ruy Lopez: Morphy Defense, Wormald Attack	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2
Ruy Lopez: Wormald Attack, Grünfeld Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Be7 7. d4 d6 8. c3 Bg4
Ruy Lopez: Brix Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O g6
Ruy Lopez: Central Countergambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d5
Ruy Lopez: Morphy Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O
Ruy Lopez: Morphy Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 d6
Ruy Lopez: Morphy Defense, Arkhangelsk Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bb7
Ruy Lopez: Morphy Defense, Neo-Arkhangelsk Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5
Ruy Lopez: Morphy Defense, Wing Attack	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. a4
Ruy Lopez: Rabinovich Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 d6 7. Ng5 d5 8. exd5 Nd4 9. Re1 Bc5 10. Rxe5+ Kf8
Ruy Lopez: Morphy Defense, Steinitz Deferred	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6
Ruy Lopez: Morphy Defense, Steinitz Deferred	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. Bxc6+ bxc6 7. d4 Nxe4
Ruy Lopez: Steinitz Defense Deferred, Boleslavsky Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. Bxc6+ bxc6 7. d4 Nxe4 8. Re1 f5 9. dxe5 d5 10. Nc3
Ruy Lopez: Steinitz Defense Deferred, Lipnitsky Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. Bxc6+ bxc6 7. d4 Bg4
Ruy Lopez: Morphy Defense, Tartakower Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. Qe2
Ruy Lopez: Open	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4
Ruy Lopez: Open	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4
Ruy Lopez: Open	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3
Ruy Lopez: Open	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5
Ruy Lopez: Open, Berger Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. a4 Nxd4 9. Nxd4 exd4 10. Nc3
Ruy Lopez: Open, Bernstein Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2
Ruy Lopez: Open, Bernstein Variation, Luther Line	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Bc5 10. Qe1
Ruy Lopez: Open, Friess Attack	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Nxe5
Ruy Lopez: Open, Harksen Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. c4
Ruy Lopez: Open, Karpov Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Nc5 10. c3 d4 11. Ng5
Ruy Lopez: Open, Knorre Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. Nc3
Ruy Lopez: Open, Main Line	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6
Ruy Lopez: Open, Richter Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. d5
Ruy Lopez: Open, Riga Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 exd4
Ruy Lopez: Open, Schlechter Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. a4 Nxd4
Ruy Lopez: Open, Skipworth Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. Re1 d5
Ruy Lopez: Open, Zukertort Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Ne7
Ruy Lopez: Open, Howell Attack	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Qe2
Ruy Lopez: Open, Howell Attack	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Qe2 Be7 10. c4
Ruy Lopez: Open, Howell Attack, Ekstrom Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Qe2 Be7 10. Rd1 O-O 11. c4 bxc4 12. Bxc4 Qd7
Ruy Lopez: Open	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3
Ruy Lopez: Open, Berlin Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Nc5
Ruy Lopez: Open, Dilworth Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Bc5 10. Nbd2 O-O 11. Bc2 Nxf2
Ruy Lopez: Open, Italian Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Bc5
Ruy Lopez: Open, Motzko Attack	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Bc5 10. Qd3
Ruy Lopez: Open, Motzko Attack, Nenarokov Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Bc5 10. Qd3 Ne7
Ruy Lopez: Open, St. Petersburg Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Bc5 10. Nbd2
Ruy Lopez: Open, Breslau Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Re1 O-O 11. Nd4 Nxe5
Ruy Lopez: Open, Classical Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7
Ruy Lopez: Open, Classical Defense, Main Line	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 Be7 7. Re1 b5 8. Bb3 d5 9. dxe5 Be6 10. c3
Ruy Lopez: Open, Malkin Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Nbd2 O-O 11. Qe2
Ruy Lopez: Open, Tarrasch Trap	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Re1 O-O 11. Nd4 Qd7 12. Nxe6 fxe6 13. Rxe4
Ruy Lopez: Closed	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7
Ruy Lopez: Closed, Basque Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d4 exd4 7. e5 Ne4 8. c3
Ruy Lopez: Closed, Center Attack	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d4
Ruy Lopez: Closed, Center Attack, Basque Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d4 exd4 7. e5 Ne4 8. c3 dxc3
Ruy Lopez: Closed, Martinez Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3
Ruy Lopez: Closed, Morphy Attack	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Nc3
Ruy Lopez: Closed, Delayed Exchange	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6
Ruy Lopez: Closed, Worrall Attack	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2
Ruy Lopez: Closed, Worrall Attack, Castling Line	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 O-O
Ruy Lopez: Closed, Worrall Attack, Delayed Castling Line	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Qe2 b5 7. Bb3 d6
Ruy Lopez: Closed, Averbakh Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6
Ruy Lopez: Closed	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3
Ruy Lopez: Closed	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O
Ruy Lopez: Closed, Alekhine Gambit	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 Na5 9. Bc2 c5 10. d4 Qc7 11. Nbd2 O-O 12. Nf1 Bg4 13. Ne3 Bxf3 14. Qxf3
Ruy Lopez: Closed, Anti-Marshall	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4
Ruy Lopez: Closed, Balla Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 Na5 9. Bc2 c5 10. d4 Qc7 11. a4
Ruy Lopez: Closed, Leonhardt Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 Na5 9. Bc2 c5 10. d4 Qc7 11. h3 Nc6 12. d5 Nb8 13. Nbd2 g5
Ruy Lopez: Closed, Rosen Attack	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. d4
Ruy Lopez: Closed, Trajkovic Counterattack	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 Bb7
Ruy Lopez: Noah's Ark Trap	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. d4 Nxd4 9. Nxd4 exd4 10. Qxd4 c5
Ruy Lopez: Marshall Attack	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5
Ruy Lopez: Marshall Attack, Main Line	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4
Ruy Lopez: Marshall Attack, Main Line, Spassky Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Be3 Bg4 16. Qd3 Rae8 17. Nd2 Re6 18. a4 Qh5
Ruy Lopez: Marshall Attack, Modern Main Line	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3
Ruy Lopez: Marshall Attack, Modern Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6
Ruy Lopez: Marshall Attack, Original Marshall Attack	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 Nf6
Ruy Lopez: Marshall Attack, Re3 Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. Bxd5 cxd5 13. d4 Bd6 14. Re3
Ruy Lopez: Marshall Attack, Steiner Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 e4
Ruy Lopez: Closed	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O
Ruy Lopez: Closed, Lutikov Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. Bc2
Ruy Lopez: Closed, Pilnik Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d3 d6 9. c3
Ruy Lopez: Closed, Suetin Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. a3
Ruy Lopez: Closed, Bogoljubov Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4
Ruy Lopez: Closed, Yates Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4
Ruy Lopez: Closed, Yates Variation, Short Attack	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. a4
Ruy Lopez: Closed	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3
Ruy Lopez: Closed, Flohr System	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Bb7
Ruy Lopez: Closed, Karpov Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nd7
Ruy Lopez: Closed, Kholmov Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Be6
Ruy Lopez: Closed, Smyslov-Breyer-Zaitsev Hybrid	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Bb7 10. d4 Re8 11. Nbd2 Bf8 12. a3 h6
Ruy Lopez: Closed, Zaitsev System	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Re8
Ruy Lopez: Closed, Smyslov Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 h6
Ruy Lopez: Closed, Breyer Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8
Ruy Lopez: Closed, Breyer Defense, Quiet Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8 10. d3
Ruy Lopez: Closed, Breyer	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8 10. d4
Ruy Lopez: Closed, Breyer Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 c5
Ruy Lopez: Closed, Breyer Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8 10. d4 Nbd7 11. Nh4
Ruy Lopez: Closed, Breyer Defense, Zaitsev Hybrid	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8 10. d4 Nbd7
Ruy Lopez: Closed, Borisenko Variation	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Nc6
Ruy Lopez: Closed, Chigorin Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2
Ruy Lopez: Closed, Chigorin Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5
Ruy Lopez: Closed, Keres Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Nd7
Ruy Lopez: Closed, Rossolimo Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c6 11. d4 Qc7
Ruy Lopez: Closed, Chigorin Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5
Ruy Lopez: Closed, Chigorin Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7
Ruy Lopez: Closed, Chigorin, Yugoslav System	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 Bd7 13. Nf1 Rfe8 14. Ne3 g6
Ruy Lopez: Closed, Chigorin Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 Nc6
Ruy Lopez: Closed, Chigorin Defense	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 Nc6 13. dxc5
Ruy Lopez: Closed, Chigorin Defense, Panov System	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4
Amazon Attack	1. d4 d5 2. Qd3
Blackmar-Diemer Gambit	1. d4 d5 2. e4
Blackmar-Diemer Gambit	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6
Blackmar-Diemer Gambit Accepted	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3
Blackmar-Diemer Gambit Accepted: Bogoljubow Defense	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 g6
Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Kloss Attack	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 g6 6. Bc4 Bg7 7. O-O O-O 8. Kh1
Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Mad Dog Attack	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 g6 6. Bc4 Bg7 7. h4
Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Nimzowitsch Attack	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 g6 6. Bc4 Bg7 7. Ne5
Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Studier Attack	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 g6 6. Bc4 Bg7 7. O-O O-O 8. Qe1
Blackmar-Diemer Gambit Accepted: Euwe Defense	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 e6
Blackmar-Diemer Gambit Accepted: Euwe Defense, Zilbermints Gambit	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 e6 6. Bg5 Be7 7. Bd3 Nc6 8. O-O Nxd4 9. Kh1
Blackmar-Diemer Gambit Accepted: Gunderam Defense	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bf5
Blackmar-Diemer Gambit Accepted: Gunderam Defense, Stader Variation	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bf5 6. Ne5 e6 7. g4 Be4
Blackmar-Diemer Gambit Accepted: Holwell Defense	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Qd6
Blackmar-Diemer Gambit Accepted: Kaulich Defense	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 c5
Blackmar-Diemer Gambit Accepted: Pietrowsky Defense	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Nc6
Blackmar-Diemer Gambit Accepted: Ritter Defense	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 b6
Blackmar-Diemer Gambit Accepted: Ryder Gambit	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Qxf3
Blackmar-Diemer Gambit Accepted: Schlutter Defense	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Nbd7
Blackmar-Diemer Gambit Accepted: Teichmann Defense	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bg4
Blackmar-Diemer Gambit Accepted: Teichmann Defense, Ciesielski Variation	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. Qf2
Blackmar-Diemer Gambit Accepted: Teichmann Defense, Classical Variation	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. Be3
Blackmar-Diemer Gambit Accepted: Teichmann Defense, Seidel-Hall Attack	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. g4
Blackmar-Diemer Gambit Accepted: Ziegler Defense	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 c6
Blackmar-Diemer Gambit Declined: Brombacher Countergambit	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 c5
Blackmar-Diemer Gambit Declined: Elbert Countergambit	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 e5
Blackmar-Diemer Gambit Declined: Gedult Defense	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 a6
Blackmar-Diemer Gambit Declined: Lamb Defense	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 Nc6
Blackmar-Diemer Gambit Declined: Langeheinicke Defense	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 e3
Blackmar-Diemer Gambit Declined: O'Kelly Defense	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 c6
Blackmar-Diemer Gambit Declined: Vienna Defense	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 Bf5
Blackmar-Diemer Gambit Declined: Weinsbach Defense	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 e6
Blackmar-Diemer Gambit: Blackmar Gambit	1. d4 d5 2. e4 dxe4 3. f3
Blackmar-Diemer Gambit: Diemer-Rosenberg Attack	1. d4 d5 2. e4 dxe4 3. Be3
Blackmar-Diemer Gambit: Fritz Attack	1. d4 d5 2. e4 dxe4 3. Bc4
Blackmar-Diemer Gambit: Lemberger Countergambit	1. d4 d5 2. e4 dxe4 3. Nc3 e5
Blackmar-Diemer Gambit: Lemberger Countergambit, Endgame Variation	1. d4 d5 2. e4 dxe4 3. Nc3 e5 4. dxe5
Blackmar-Diemer Gambit: Lemberger Countergambit, Lange Gambit	1. d4 d5 2. e4 dxe4 3. Nc3 e5 4. Nxe4
Blackmar-Diemer Gambit: Lemberger Countergambit, Rasmussen Attack	1. d4 d5 2. e4 dxe4 3. Nc3 e5 4. Nge2
Blackmar-Diemer Gambit: Lemberger Countergambit, Sneiders Attack	1. d4 d5 2. e4 dxe4 3. Nc3 e5 4. Qh5
Blackmar-Diemer Gambit: Lemberger Countergambit, Soller Attack	1. d4 d5 2. e4 dxe4 3. Nc3 e5 4. Be3
Blackmar-Diemer Gambit: Netherlands Variation	1. d4 d5 2. e4 dxe4 3. Nc3 f5
Blackmar-Diemer Gambit: Rasa-Studier Gambit	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. Be3
Blackmar-Diemer Gambit: Reversed Albin Countergambit	1. d4 d5 2. e4 dxe4 3. Nc3 c5
Blackmar-Diemer Gambit: Zeller Defense	1. d4 d5 2. e4 dxe4 3. Nc3 Bf5
Blackmar-Diemer Gambit: Zeller Defense, Soller Attack	1. d4 d5 2. e4 dxe4 3. Nc3 Bf5 4. f3 Nf6 5. Bc4
Blackmar-Diemer Gambit: von Popiel Gambit	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. Bg5
Blackmar-Diemer Gambit: von Popiel Gambit, Zilbermints Variation	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. Bg5 Bf5 5. Bxf6 exf6 6. g4 Bg6 7. Qe2 Bb4 8. Qb5+
Queen's Pawn Game	1. d4 d5
Queen's Pawn Game	1. d4 d5 2. e3
Queen's Pawn Game	1. d4 d5 2. e3 Nf6
Queen's Pawn Game: Accelerated London System	1. d4 d5 2. Bf4
Queen's Pawn Game: Accelerated London System, Steinitz Countergambit	1. d4 d5 2. Bf4 c5
Queen's Pawn Game: Accelerated London System, Steinitz Countergambit Accepted	1. d4 d5 2. Bf4 c5 3. dxc5
Queen's Pawn Game: Accelerated London System, Steinitz Countergambit, Morris Countergambit	1. d4 d5 2. Bf4 c5 3. e4
Queen's Pawn Game: Accelerated London System, Steinitz Countergambit, Morris Countergambit Accepted	1. d4 d5 2. Bf4 c5 3. e4 dxe4
Queen's Pawn Game: Chigorin Variation	1. d4 d5 2. Nc3
Queen's Pawn Game: Chigorin Variation, Alburt Defense	1. d4 d5 2. Nc3 Bf5
Queen's Pawn Game: Chigorin Variation, Anti-Veresov	1. d4 d5 2. Nc3 Bg4
Queen's Pawn Game: Chigorin Variation, Fianchetto Defense	1. d4 g6 2. Nf3 Bg7 3. Nc3 d5
Queen's Pawn Game: Chigorin Variation, Irish Gambit	1. d4 d5 2. Nc3 c5
Queen's Pawn Game: Chigorin Variation, Shaviliuk Gambit	1. d4 d5 2. Nc3 e5
Queen's Pawn Game: Chigorin Variation, Shropshire Defense	1. d4 d5 2. Nc3 h5
Queen's Pawn Game: Hübsch Gambit	1. d4 Nf6 2. Nc3 d5 3. e4
Queen's Pawn Game: Levitsky Attack	1. d4 d5 2. Bg5
Queen's Pawn Game: Levitsky Attack, Welling Variation	1. d4 d5 2. Bg5 Bg4
Queen's Pawn Game: Mason Attack	1. d4 d5 2. f4
Queen's Pawn Game: Stonewall Attack	1. d4 d5 2. e3 Nf6 3. Bd3
Queen's Pawn Game: Zurich Gambit	1. d4 d5 2. g4
Rapport-Jobava System	1. d4 d5 2. Nc3 Nf6 3. Bf4
Richter-Veresov Attack	1. d4 Nf6 2. Nc3 d5 3. Bg5
Richter-Veresov Attack	1. d4 Nf6 2. Nc3 d5 3. Bg5 Bf5
Richter-Veresov Attack: Boyce Defense	1. d4 Nf6 2. Nc3 d5 3. Bg5 Ne4
Richter-Veresov Attack: Malich Gambit	1. d4 Nf6 2. Nc3 d5 3. Bg5 c5 4. Bxf6 gxf6 5. e4 dxe4 6. d5
Richter-Veresov Attack: Richter Variation	1. d4 Nf6 2. Nc3 d5 3. Bg5 Bf5 4. f3
Richter-Veresov Attack: Two Knights System	1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. Nf3
Richter-Veresov Attack: Two Knights System, Grünfeld Defense	1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. Nf3 g6
Richter-Veresov Attack: Veresov Variation	1. d4 Nf6 2. Nc3 d5 3. Bg5 Bf5 4. Bxf6
London System: Poisoned Pawn Variation	1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Qb6 5. Nc3
Queen's Gambit Declined: Baltic Defense, Pseudo-Slav	1. d4 d5 2. Nf3 Bf5 3. c4 e6 4. Nc3 c6
Queen's Pawn Game: Anti-Torre	1. Nf3 d5 2. d4 Bg4
Queen's Pawn Game: Chandler Gambit	1. d4 d5 2. Nf3 c5 3. g3 cxd4 4. Bg2
Queen's Pawn Game: Chigorin Variation	1. d4 d5 2. Nf3 Nc6
Queen's Pawn Game: Krause Variation	1. d4 d5 2. Nf3 c5
Queen's Pawn Game: Levitsky Attack, Euwe Variation, Modern Line	1. d4 d5 2. Nf3 c6 3. Bg5 h6 4. Bh4 Qb6
Queen's Pawn Game: London System	1. d4 d5 2. Nf3 Nf6 3. Bf4
Queen's Pawn Game: London System, Pterodactyl Variation	1. d4 g6 2. Nf3 Bg7 3. Bf4 c5 4. c3 cxd4 5. cxd4 Qa5+
Queen's Pawn Game: Symmetrical Variation	1. d4 d5 2. Nf3 Nf6
Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan	1. d4 d5 2. Nf3 Nf6 3. g3
Queen's Pawn Game: Zilbermints Countergambit	1. d4 d5 2. Nf3 Nf6 3. c4 b5
Queen's Pawn Game: Zukertort Variation	1. d4 d5 2. Nf3
Queen's Pawn Game: Torre Attack	1. d4 d5 2. Nf3 Nf6 3. Bg5
Queen's Pawn Game: Torre Attack, Gossip Variation	1. d4 d5 2. Nf3 Nf6 3. Bg5 Ne4
Queen's Pawn Game: Torre Attack, Grünfeld Variation	1. d4 d5 2. Nf3 Nf6 3. Bg5 g6
Queen's Pawn Game: Colle System	1. d4 d5 2. Nf3 Nf6 3. e3
Queen's Pawn Game: Colle System, Anti-Colle	1. d4 d5 2. Nf3 Nf6 3. e3 Bf5
Queen's Pawn Game: Colle System, Grünfeld Formation	1. d4 d5 2. Nf3 Nf6 3. e3 g6 4. Bd3 Bg7
Queen's Pawn Game: Colle System	1. d4 d5 2. Nf3 Nf6 3. e3 e6
Queen's Pawn Game: Colle System	1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3
Queen's Pawn Game: Colle System, Traditional Colle	1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Bd3 d5 5. c3
Queen's Pawn Game: Zukertort Variation	1. d4 d5 2. Nf3 c5 3. e3 Nf6 4. Nbd2 e6 5. b3
Rubinstein Opening	1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Bd3 d5 5. b3
Rubinstein Opening: Bogoljubov Defense	1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Bd3 d5 5. b3 Nc6 6. O-O Bd6 7. Bb2 O-O
Rubinstein Opening: Classical Defense	1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Bd3 d5 5. b3 Nc6 6. O-O Be7 7. Bb2 O-O
Rubinstein Opening: Semi-Slav Defense	1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Bd6 5. O-O O-O 6. b3 Nbd7 7. Bb2
Queen's Gambit	1. d4 d5 2. c4
Queen's Gambit Declined: Austrian Attack, Salvio Countergambit	1. d4 d5 2. c4 c5 3. dxc5 d4
Queen's Gambit Declined: Austrian Defense	1. d4 d5 2. c4 c5
Queen's Gambit Declined: Austrian Defense, Gusev Countergambit	1. d4 d5 2. c4 c5 3. cxd5 Nf6
Queen's Gambit Declined: Austrian Defense, Haberditz Variation	1. d4 d5 2. c4 c5 3. cxd5 Nf6 4. e4 Nxe4 5. dxc5 Qa5+
Queen's Gambit Declined: Baltic Defense	1. d4 d5 2. c4 Bf5
Queen's Gambit Declined: Baltic Defense, Argentinian Gambit	1. d4 d5 2. c4 Bf5 3. cxd5 Bxb1 4. Qa4+ c6 5. dxc6 Nxc6
Queen's Gambit Declined: Baltic Defense, Pseudo-Chigorin	1. d4 d5 2. c4 Bf5 3. Nc3 e6 4. Nf3 Nc6
Queen's Gambit Declined: Baltic Defense, Queen Attack	1. d4 d5 2. c4 Bf5 3. Qb3
Queen's Gambit Declined: Baltic Defense, Queen Attack Deferred	1. d4 d5 2. c4 Bf5 3. Nc3 e6 4. Qb3
Queen's Gambit Declined: Marshall Defense	1. d4 d5 2. c4 Nf6
Queen's Gambit Declined: Marshall Defense, Tan Gambit	1. d4 d5 2. c4 Nf6 3. cxd5 c6
Queen's Gambit Declined: Zilbermints Gambit	1. d4 d5 2. c4 b5
Queen's Gambit Declined: Chigorin Defense	1. d4 d5 2. c4 Nc6
Queen's Gambit Declined: Chigorin Defense	1. d4 d5 2. c4 Nc6 3. Nc3
Queen's Gambit Declined: Chigorin Defense	1. d4 d5 2. c4 Nc6 3. Nc3 dxc4
Queen's Gambit Declined: Chigorin Defense, Exchange Variation	1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5
Queen's Gambit Declined: Chigorin Defense, Exchange Variation, Costa's Line	1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. e3 e5 5. Nc3 Bb4 6. Bd2 Bxc3 7. Bxc3 exd4 8. Ne2
Queen's Gambit Declined: Chigorin Defense, Janowski Variation	1. d4 d5 2. c4 Nc6 3. Nc3 dxc4 4. Nf3
Queen's Gambit Declined: Chigorin Defense, Lazard Gambit	1. d4 d5 2. c4 Nc6 3. Nf3 e5
Queen's Gambit Declined: Chigorin Defense, Main Line	1. d4 d5 2. c4 Nc6 3. Nf3 Bg4
Queen's Gambit Declined: Chigorin Defense, Main Line, Alekhine Variation	1. d4 d5 2. c4 Nc6 3. Nf3 Bg4 4. Qa4
Queen's Gambit Declined: Chigorin Defense, Modern Gambit	1. d4 d5 2. c4 Nc6 3. Nc3 dxc4 4. Nf3 Nf6
Queen's Gambit Declined: Chigorin Defense, Tartakower Gambit	1. d4 d5 2. c4 Nc6 3. Nc3 e5
Queen's Gambit Declined: Albin Countergambit	1. d4 d5 2. c4 e5
Queen's Gambit Declined: Albin Countergambit, Balogh Variation	1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2 Qe7
Queen's Gambit Declined: Albin Countergambit, Janowski Variation	1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2 f6
Queen's Gambit Declined: Albin Countergambit, Krenosz Variation	1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2 Bg4 6. h3 Bxf3 7. Nxf3 Bb4+ 8. Bd2 Qe7
Queen's Gambit Declined: Albin Countergambit, Lasker Trap	1. d4 d5 2. c4 e5 3. dxe5 d4 4. e3 Bb4+ 5. Bd2 dxe3
Queen's Gambit Declined: Albin Countergambit, Modern Line	1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2
Queen's Gambit Declined: Albin Countergambit, Normal Line	1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3
Queen's Gambit Declined: Albin Countergambit, Tartakower Defense	1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 c5
Queen's Gambit Declined: Albin Countergambit, Fianchetto Variation	1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3
Queen's Gambit Declined: Albin Countergambit, Fianchetto Variation, Be6 Line	1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Be6
Queen's Gambit Declined: Albin Countergambit, Fianchetto Variation, Bf5 Line	1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Bf5
Queen's Gambit Declined: Albin Countergambit, Fianchetto Variation, Bg4 Line	1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Bg4
Slav Defense	1. d4 d5 2. c4 c6
Slav Defense	1. d4 d5 2. c4 c6 3. Nc3
Slav Defense	1. d4 d5 2. c4 c6 3. Nc3 dxc4
Slav Defense: Diemer Gambit	1. d4 d5 2. c4 c6 3. e4
Slav Defense: Exchange Variation	1. d4 d5 2. c4 c6 3. cxd5
Slav Defense: Exchange Variation, Boor Attack	1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. f3
Slav Defense: Slav Gambit, Alekhine Attack	1. d4 d5 2. c4 c6 3. Nc3 dxc4 4. e4
Slav Defense: Winawer Countergambit	1. d4 d5 2. c4 c6 3. Nc3 e5
Slav Defense: Winawer Countergambit, Anti-Winawer Gambit	1. d4 d5 2. c4 c6 3. Nc3 e5 4. e4
Slav Defense: Bonet Gambit	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Bg5
Slav Defense: Breyer Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nbd2
Slav Defense: Modern Line	1. d4 d5 2. c4 c6 3. Nf3
Slav Defense: Quiet Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3
Slav Defense: Quiet Variation, Pin Defense	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bg4
Slav Defense: Quiet Variation, Amsterdam Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. cxd5 cxd5 6. Nc3 e6 7. Ne5 Nfd7
Slav Defense: Quiet Variation, Landau Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. cxd5 cxd5 6. Qb3 Qc8 7. Bd2 e6 8. Na3
Slav Defense: Quiet Variation, Schallopp Defense	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5
Slav Defense: Exchange Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. cxd5 cxd5
Slav Defense: Exchange Variation, Schallopp Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. cxd5 cxd5 6. Nc3
Slav Defense: Exchange Variation, Symmetrical Line	1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. Bf4 Bf5
Slav Defense: Exchange Variation, Trifunovic Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 Bf5 7. e3 e6 8. Qb3 Bb4
Slav Defense: Alekhine Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. e3
Slav Defense: Chebanenko Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6
Slav Defense: Chebanenko Variation, Advance System	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. c5
Slav Defense: Geller Gambit	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. e4
Slav Defense: Geller Gambit	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. e4 b5 6. e5
Slav Defense: Schlechter Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 g6
Slav Defense: Süchting Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 Qb6
Slav Defense: Three Knights Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3
Slav Defense: Two Knights Attack	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4
Slav Defense: Alapin Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4
Slav Defense: Smyslov Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Na6
Slav Defense: Soultanbeieff Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 e6
Slav Defense: Steiner Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bg4
Slav Defense: Czech Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5
Slav Defense: Czech Variation, Bled Attack	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Nh4
Slav Defense: Czech Variation, Carlsbad Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 7. Nxc4 Qc7 8. g3 e5
Slav Defense: Czech Variation, Carlsbad Variation, Morozevich Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 7. Nxc4 Qc7 8. g3 e5 9. dxe5 Nxe5 10. Bf4 Nfd7 11. Bg2 g5
Slav Defense: Czech Variation, Krause Attack	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5
Slav Defense: Czech Variation, Krause Attack, Fazekas Gambit	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Na6 7. e4
Slav Defense: Czech Variation, Wiesbaden Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 e6
Slav Defense: Czech Variation, Wiesbaden Variation, Sharp Line	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 e6 7. f3 Bb4 8. e4
Slav Defense: Czech Variation, Classical System	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3
Slav Defense: Czech Variation, Lasker Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 Na6
Slav Defense: Czech Variation, Classical System, Main Line	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O O-O 9. Qe2
Slav Defense: Czech Variation, Dutch Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O
Slav Defense: Czech Variation, Dutch Variation, Sämisch Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O O-O 9. Qe2 Ne4 10. g4
Queen's Gambit Accepted	1. d4 d5 2. c4 dxc4
Queen's Gambit Accepted: Accelerated Mannheim Variation	1. d4 d5 2. c4 dxc4 3. Qa4+
Queen's Gambit Accepted: Central Variation, Alekhine System	1. d4 d5 2. c4 dxc4 3. e4 Nf6
Queen's Gambit Accepted: Central Variation, Greco Variation	1. d4 d5 2. c4 dxc4 3. e4 b5
Queen's Gambit Accepted: Central Variation, McDonnell Defense	1. d4 d5 2. c4 dxc4 3. e4 e5
Queen's Gambit Accepted: Central Variation, McDonnell Defense, Somov Gambit	1. d4 d5 2. c4 dxc4 3. e4 e5 4. Bxc4
Queen's Gambit Accepted: Central Variation, Modern Defense	1. d4 d5 2. c4 dxc4 3. e4 Nc6
Queen's Gambit Accepted: Central Variation, Rubinstein Defense	1. d4 d5 2. c4 dxc4 3. e4 c5
Queen's Gambit Accepted: Central Variation, Rubinstein Defense, Yefimov Gambit	1. d4 d5 2. c4 dxc4 3. e4 c5 4. d5 b5
Queen's Gambit Accepted: Linares Variation	1. d4 d5 2. c4 dxc4 3. e4 c5 4. d5 Nf6 5. Nc3 b5
Queen's Gambit Accepted: Old Variation	1. d4 d5 2. c4 dxc4 3. e3
Queen's Gambit Accepted: Old Variation, Billinger Gambit	1. d4 d5 2. c4 dxc4 3. e3 e5 4. Bxc4 exd4 5. Qb3 Qe7 6. a3
Queen's Gambit Accepted: Old Variation, Christensen Gambit	1. d4 d5 2. c4 dxc4 3. e3 e5 4. Bxc4 exd4 5. Qb3 Qe7 6. Nf3
Queen's Gambit Accepted: Old Variation, Korchnoi Gambit	1. d4 d5 2. c4 dxc4 3. e3 e5 4. Bxc4 exd4 5. Qb3 Qe7 6. Kf1
Queen's Gambit Accepted: Old Variation, Novikov Gambit	1. d4 d5 2. c4 dxc4 3. e3 e5 4. Bxc4 exd4 5. Qb3 Qe7 6. Nd2
Queen's Gambit Accepted: Saduleto Variation	1. d4 d5 2. c4 dxc4 3. e4
Queen's Gambit Accepted: Schwartz Defense	1. d4 d5 2. c4 dxc4 3. e4 f5
Queen's Gambit Accepted: Alekhine Defense, Borisenko-Furman Variation	1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e4
Queen's Gambit Accepted: Godes Variation	1. d4 d5 2. c4 dxc4 3. Nf3 Nd7
Queen's Gambit Accepted: Gunsberg Defense	1. d4 d5 2. c4 dxc4 3. Nf3 c5
Queen's Gambit Accepted: Normal Variation	1. d4 d5 2. c4 dxc4 3. Nf3
Queen's Gambit Accepted: Rosenthal Variation	1. d4 d5 2. c4 dxc4 3. Nf3 e6
Queen's Gambit Accepted: Slav Gambit	1. d4 d5 2. c4 dxc4 3. Nf3 b5
Queen's Gambit Accepted: Alekhine Defense	1. d4 d5 2. c4 dxc4 3. Nf3 a6
Queen's Gambit Accepted: Alekhine Defense, Alatortsev Variation	1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. d5
Queen's Gambit Accepted: Alekhine Defense, Haberditz Variation	1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 b5
Queen's Gambit Accepted	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6
Queen's Gambit Accepted: Mannheim Variation	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+
Queen's Gambit Accepted: Bogoljubov Defense	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3 a6 5. e4
Queen's Gambit Accepted: Gunsberg Defense, Prianishenmo Gambit	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3 c5 5. d5 e6 6. e4 exd5 7. e5
Queen's Gambit Accepted: Showalter Variation	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3
Queen's Gambit Accepted: Janowski-Larsen Variation	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Bg4
Queen's Gambit Accepted: Normal Variation	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3
Queen's Gambit Accepted: Smyslov Variation	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 g6
Queen's Gambit Accepted: Winawer Defense	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Be6
Queen's Gambit Accepted: Classical Defense	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5
Queen's Gambit Accepted: Classical Defense, Normal Line	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O
Queen's Gambit Accepted: Classical Defense, Steinitz Variation, Development Variation	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O Nc6
Queen's Gambit Accepted: Classical Defense, Steinitz Variation, Exchange Variation	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O cxd4
Queen's Gambit Accepted: Classical, Furman Variation	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. Qe2 a6 7. dxc5 Bxc5 8. O-O Nc6 9. e4 b5 10. e5
Queen's Gambit Accepted: Normal Variation, Traditional System	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6
Queen's Gambit Accepted: Classical Defense, Main Line	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6
Queen's Gambit Accepted: Classical Defense, Rubinstein Variation	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. a4
Queen's Gambit Accepted: Classical Defense, Russian Gambit	1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 c5 6. O-O a6 7. e4
Queen's Gambit Accepted: Furman Variation	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. dxc5 Bxc5
Queen's Gambit Accepted: Classical Defense, Alekhine System	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2
Queen's Gambit Accepted: Classical Defense, Alekhine System	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5
Queen's Gambit Accepted: Classical, Flohr Variation	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Nc6 9. Rd1 c4 10. Bc2 Nb4 11. Nc3 Nxc2 12. Qxc2 Bb7 13. d5 Qc7
Queen's Gambit Accepted: Classical Defense, Alekhine System, Main Line	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7
Queen's Gambit Accepted: Classical Defense, Alekhine System, Smyslov Variation	1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Bd6
Queen's Gambit Declined	1. d4 d5 2. c4 e6
Queen's Gambit Declined: Capablanca Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 h6
Queen's Gambit Declined: Capablanca Variation	1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Bg5 c6 5. Nbd2 Nbd7 6. e3
Queen's Gambit Declined: Semmering Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nbd2 Nbd7 6. Bd3 c5
Queen's Gambit Declined: Spielmann Variation	1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. e3 c6 5. Nbd2 g6
Queen's Gambit Declined: Stonewall Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nbd2 Ne4 6. Bd3 f5
Queen's Gambit Declined: Tarrasch Defense, Pseudo-Tarrasch	1. d4 d5 2. c4 e6 3. Nf3 c5
Queen's Gambit Declined: Tarrasch Defense, Pseudo-Tarrasch Bishop Attack	1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. Bg5
Queen's Gambit Declined: Traditional Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5
Queen's Gambit Declined: Vienna Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Bb4+
Semi-Slav Defense: Quiet Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nbd2
Semi-Slav Defense: Quiet Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nbd2 Nbd7
Queen's Gambit Declined: Alapin Variation	1. d4 e6 2. c4 b6 3. Nc3 d5
Queen's Gambit Declined: Charousek Variation	1. d4 d5 2. c4 e6 3. Nc3 Be7
Queen's Gambit Declined: Charousek Variation, Miladinovic Gambit	1. d4 d5 2. c4 e6 3. Nc3 Be7 4. e4 dxe4 5. f3
Queen's Gambit Declined: Janowski Variation	1. d4 d5 2. c4 e6 3. Nc3 a6
Queen's Gambit Declined: Queen's Knight Variation	1. d4 d5 2. c4 e6 3. Nc3
Queen's Gambit Declined: Semi-Slav, Abrahams Variation	1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. a4 Bb4 6. e3 b5 7. Bd2 a5
Queen's Gambit Declined: Semi-Slav, Junge Variation	1. d4 d5 2. c4 e6 3. Nf3 c6 4. Nc3 dxc4 5. a4 Bb4 6. e3 b5 7. Bd2 Qb6
Queen's Gambit Declined: Semi-Slav, Koomen Variation	1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. e3 b5 6. a4 Bb4 7. Bd2 Qe7
Queen's Gambit Declined: Uhlmann Variation	1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 O-O 7. Rc1 dxc4
Semi-Slav Defense: Accelerated Move Order	1. d4 d5 2. c4 e6 3. Nc3 c6
Semi-Slav Defense: Anti-Noteboom, Stonewall Variation, Portisch Gambit	1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 f5 5. g4
Semi-Slav Defense: Gunderam Gambit	1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. f3
Semi-Slav Defense: Marshall Gambit	1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4
Semi-Slav Defense: Marshall Gambit, Forgotten Variation	1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Nc3
Semi-Slav Defense: Marshall Gambit, Main Line	1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Bd2
Semi-Slav Defense: Marshall Gambit, Tolush Variation	1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Bd2 Qxd4 7. Bxb4 Qxe4+ 8. Be2 c5 9. Bxc5 Qxg2
Semi-Slav Defense: Noteboom Variation	1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4
Semi-Slav Defense: Noteboom Variation, Abrahams Variation	1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. a4 Bb4 6. e3 Bxc3+ 7. bxc3 b5 8. axb5 cxb5
Semi-Slav Defense: Noteboom Variation, Anti-Noteboom Gambit	1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. g3
Semi-Slav Defense: Noteboom Variation, Anti-Noteboom Variation	1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. Bg5
Semi-Slav Defense: Noteboom Variation, Anti-Noteboom Variation, Belyavsky Line	1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. Bg5 f6
Queen's Gambit Declined: Tarrasch Defense	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5
Tarrasch Defense	1. d4 d5 2. c4 e6 3. Nc3 c5
Tarrasch Defense: Grünfeld Gambit	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. dxc5 d4 7. Na4 b5
Tarrasch Defense: Marshall Gambit	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. e4
Tarrasch Defense: Schara Gambit	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 cxd4
Tarrasch Defense: Symmetrical Variation	1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6
Tarrasch Defense: Tarrasch Gambit	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. dxc5 d4 6. Na4 b5
Tarrasch Defense: Two Knights Variation	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3
Tarrasch Defense: von Hennig Gambit	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 cxd4 5. Qxd4 Nc6 6. Qd1 exd5 7. Qxd5 Be6
Tarrasch Defense: Dubov Tarrasch	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 cxd4 8. Nxd4 Bc5
Tarrasch Defense: Prague Variation	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6
Tarrasch Defense: Rubinstein System	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3
Tarrasch Defense: Swedish Variation	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 c4
Tarrasch Defense: Swedish Variation, Central Break	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 c4 7. e4
Tarrasch Defense: Wagner Variation	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Bg4
Queen's Gambit Declined: Tarrasch Defense, Stoltz Variation	1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. O-O Be7 8. Nc3 O-O 9. Bg5 Be6 10. Rc1 b6
Tarrasch Defense: Classical Variation	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O
Tarrasch Defense: Classical Variation, Advance Variation	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. Bg5 c4
Tarrasch Defense: Classical Variation, Bogoljubov Variation	1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. Nf3 d5 5. cxd5 exd5 6. g3 Nc6 7. Bg2 Be7 8. O-O O-O 9. Bg5 Be6 10. Rc1 c4
Tarrasch Defense: Classical Variation, Carlsbad Variation	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. Bg5
Tarrasch Defense: Classical Variation, Chandler Variation	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. Bg5 cxd4 10. Nxd4 h6 11. Be3 Re8 12. Rc1 Be6
Tarrasch Defense: Classical Variation, Classical Tarrasch Gambit	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 d4
Tarrasch Defense: Classical Variation, Endgame Variation	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. Bg5 Be6
Tarrasch Defense: Classical Variation, Main Line	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. Bg5 cxd4 10. Nxd4 h6 11. Be3 Re8
Tarrasch Defense: Classical Variation, Petursson Variation	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. Bg5 cxd4 10. Nxd4 Re8
Tarrasch Defense: Classical Variation, Réti Variation	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 Bxc5 10. Na4
Tarrasch Defense: Classical Variation, Spassky Variation	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. Bg5 cxd4 10. Nxd4 h6 11. Be3 Bg4
Tarrasch Defense: Prague Variation, Main Line	1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7
Queen's Gambit Declined: Exchange Variation	1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5
Queen's Gambit Declined: Exchange Variation, Chameleon Variation	1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Bd3 Nbd7 8. Qc2 Re8 9. Nge2 Nf8 10. O-O-O
Queen's Gambit Declined: Exchange Variation, Positional Variation	1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5
Queen's Gambit Declined: Exchange Variation, Positional Variation	1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6
Queen's Gambit Declined: Exchange Variation, Sämisch Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. cxd5 exd5 6. Bf4
Queen's Gambit Declined: Harrwitz Attack	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4
Queen's Gambit Declined: Normal Defense	1. d4 d5 2. c4 e6 3. Nc3 Nf6
Queen's Gambit Declined: Exchange Variation, Reshevsky Variation	1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. Qc2
Queen's Gambit Declined: Barmen Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7
Queen's Gambit Declined: Harrwitz Attack	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4
Queen's Gambit Declined: Harrwitz Attack	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. Qc2 Nc6 9. Rd1 Qa5 10. a3
Queen's Gambit Declined: Harrwitz Attack	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. Qc2 Nc6 9. a3 Qa5 10. O-O-O
Queen's Gambit Declined: Harrwitz Attack, Fianchetto Defense	1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bf4 O-O 6. e3 b6
Queen's Gambit Declined: Harrwitz Attack, Main Line	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5
Queen's Gambit Declined: Harrwitz Attack, Orthodox Defense	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bf4 O-O 6. e3 c6
Queen's Gambit Declined: Harrwitz Attack, Two Knights Defense	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7
Queen's Gambit Declined: Harrwitz Attack, Two Knights Defense, Blockade Line	1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. c5
Queen's Gambit Declined: Knight Defense, Alekhine Gambit	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. Bg5 h6 6. Bh4 dxc4
Queen's Gambit Declined: Miles Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. Qc2
Queen's Gambit Declined: Three Knights Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3
Queen's Gambit Declined: Three Knights, Vienna Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4
Queen's Gambit Declined: Vienna Variation, Quiet Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e3
Queen's Gambit Declined: Ragozin Defense	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4
Queen's Gambit Declined: Ragozin Defense, Alekhine Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Qa4+
Queen's Gambit Declined: Westphalian Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 Nbd7 6. e3 c5
Queen's Gambit Declined: Ragozin Defense, Vienna Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 dxc4
Queen's Gambit Declined: Semi-Tarrasch Defense	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5
Queen's Gambit Declined: Semi-Tarrasch Defense, Levenfish Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. e3 Nc6 6. Bd3 Bd6 7. O-O O-O 8. Qe2 Qe7 9. dxc5 Bxc5 10. e4
Queen's Gambit Declined: Semi-Tarrasch Defense, Pillsbury Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. Bg5
Queen's Gambit Declined: Semi-Tarrasch Defense, Symmetrical Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. e3 Nc6 6. Bd3 Bd6 7. O-O O-O
Queen's Gambit Declined: Semi-Tarrasch Defense	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5
Queen's Gambit Declined: Semi-Tarrasch Defense, Exchange Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 Nxd5 6. e4
Queen's Gambit Declined: Semi-Tarrasch Defense, Kmoch Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bb5
Queen's Gambit Declined: Semi-Tarrasch Defense, Pillsbury Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 Nxd5 6. e3
Queen's Gambit Declined: Semi-Tarrasch Defense, San Sebastian Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Nf3 cxd4 8. cxd4 Bb4+ 9. Bd2 Qa5
Queen's Gambit Declined: Semi-Tarrasch Defense, Main Line	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 Nxd5 6. e3 Nc6 7. Bd3
Queen's Gambit Declined: Hastings Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 h6 6. Bxf6 Qxf6 7. Qb3
Semi-Slav Defense	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6
Semi-Slav Defense: Anti-Moscow Gambit	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 h6 6. Bh4
Semi-Slav Defense Accepted	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 dxc4
Semi-Slav Defense: Botvinnik Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 dxc4 6. e4
Semi-Slav Defense: Botvinnik Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5
Semi-Slav Defense: Botvinnik Variation, Alatortsev System	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 Nd5
Semi-Slav Defense: Botvinnik Variation, Ekstrom Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. exf6 gxh4 10. Ne5
Semi-Slav Defense: Botvinnik Variation, Lilienthal Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Nbd7 11. g3
Semi-Slav Defense: Botvinnik Variation, Szabo Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Nbd7 11. Qf3
Semi-Slav Defense: Accelerated Meran Variation	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 a6
Semi-Slav Defense: Main Line	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3
Semi-Slav Defense: Normal Variation	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7
Semi-Slav Defense: Rubinstein System	1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. e3 Nbd7 6. Ne5
Semi-Slav Defense: Stoltz Variation	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Qc2
Semi-Slav Defense: Stoltz Variation, Center Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. e4
Semi-Slav Defense: Stoltz Variation, Center Variation, Mikhalchishin Line	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. e4 dxe4 8. Nxe4 Nxe4 9. Qxe4 e5 10. dxe5
Semi-Slav Defense: Stoltz Variation, Shabalov Attack	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. g4
Semi-Slav Defense: Stonewall Defense	1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. e3 Ne4 6. Bd3 f5
Semi-Slav Defense: Bogoljubov Variation	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 Be7
Semi-Slav Defense: Chigorin Defense	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 Bd6
Semi-Slav Defense: Main Line	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3
Semi-Slav Defense: Romih Variation	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 Bb4
Semi-Slav Defense: Meran Variation	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5
Semi-Slav Defense: Meran Variation, Lundin Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 b4
Semi-Slav Defense: Meran Variation, Wade Variation	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7
Semi-Slav Defense: Meran Variation, Wade Variation, Kaidanov Gambit	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. e4 b4 10. Na4 c5 11. e5 Nd5 12. O-O cxd4 13. Nxd4
Semi-Slav Defense: Meran Variation, Wade Variation, Larsen Variation	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. e4 b4 10. Na4 c5 11. e5 Nd5
Semi-Slav Defense: Semi-Meran Variation	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4
Semi-Slav Defense: Meran Variation	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6
Semi-Slav Defense: Meran Variation	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5
Semi-Slav Defense: Meran Variation, Old Variation	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. e5
Semi-Slav Defense: Meran Variation, Pirc Variation	1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 b4
Semi-Slav Defense: Meran Variation, Reynolds' Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. d5
Semi-Slav Defense: Meran Variation, Blumenfeld Variation	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. e5 cxd4 11. Nxb5
Semi-Slav Defense: Meran Variation, Rabinovich Variation	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. e5 cxd4 11. Nxb5 Ng4
Semi-Slav Defense: Meran Variation, Rellstab Attack	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. e5 cxd4 11. Nxb5 Nxe5 12. Nxe5 axb5 13. O-O Qd5 14. Qe2 Ba6 15. Bg5
Semi-Slav Defense: Meran Variation, Sozin Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. e5 cxd4 11. Nxb5 Nxe5
Semi-Slav Defense: Meran Variation, Sozin Variation	1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. e5 cxd4 11. Nxb5 Nxe5 12. Nxe5 axb5 13. O-O
Semi-Slav Defense: Meran Variation, Stahlberg Variation	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. e5 cxd4 11. Nxb5 Nxe5 12. Nxe5 axb5 13. Qf3
Queen's Gambit Declined: Been-Koomen Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c5
Queen's Gambit Declined: Modern Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5
Queen's Gambit Declined: Pseudo-Tarrasch Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c5 5. cxd5
Queen's Gambit Declined: Pseudo-Tarrasch Variation, Canal Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c5 5. cxd5 Qb6
Queen's Gambit Declined: Pseudo-Tarrasch Variation, Primitive Pillsbury Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c5 5. Nf3 cxd4 6. Qxd4
Queen's Gambit Declined: Semi-Tarrasch Defense, Krause Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c5 5. Nf3 cxd4 6. Nxd4 e5 7. Ndb5 a6 8. Qa4
Queen's Gambit Declined: Alekhine Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. Nf3 c6 6. e4
Queen's Gambit Declined: Capablanca Variation, Anti-Cambridge Springs Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. a3
Queen's Gambit Declined: Manhattan Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 Bb4
Queen's Gambit Declined: Modern Variation, Knight Defense	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7
Queen's Gambit Declined: Modern Variation, Knight Defense	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3
Queen's Gambit Declined: Modern Variation, Knight Defense	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6
Queen's Gambit Declined: Rochlin Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. Nf3 c6 6. Rc1 Qa5 7. Bd2
Queen's Gambit Declined	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3
Queen's Gambit Declined: Cambridge Springs Defense	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5
Queen's Gambit Declined: Cambridge Springs Defense	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5
Queen's Gambit Declined: Cambridge Springs Defense, Argentine Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. Nd2 Bb4 8. Qc2 O-O 9. Bh4
Queen's Gambit Declined: Cambridge Springs Defense, Bogoljubov Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. Nd2 Bb4 8. Qc2
Queen's Gambit Declined: Cambridge Springs Defense, Capablanca Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. Bxf6
Queen's Gambit Declined: Cambridge Springs Defense, Rubinstein Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. Nd2 dxc4
Queen's Gambit Declined: Cambridge Springs Defense, Yugoslav Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5
Queen's Gambit Declined	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7
Queen's Gambit Declined: Lasker Defense	1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 Ne4
Queen's Gambit Declined: Modern Variation, Heral Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Bxf6
Queen's Gambit Declined: Neo-Orthodox Variation	1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Rc1
Queen's Gambit Declined: Anti-Tartakower Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 h6 7. Bxf6
Queen's Gambit Declined: Anti-Tartakower Variation, Petrosian Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bxf6 Bxf6 7. e3 O-O 8. Rc1 c6 9. Bd3 Nd7 10. O-O dxc4 11. Bxc4
Queen's Gambit Declined: Modern Variation, Normal Line	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3
Queen's Gambit Declined: Neo-Orthodox Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 h6
Queen's Gambit Declined: Neo-Orthodox Variation, Main Line	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4 O-O 7. e3
Queen's Gambit Declined: Pillsbury Attack	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 d5 5. cxd5 exd5 6. Bg5 Be7 7. e3 O-O 8. Bd3 Bb7 9. Ne5
Queen's Gambit Declined: Lasker Defense	1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 O-O 7. e3 Ne4
Queen's Gambit Declined: Lasker Defense, Russian Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 Ne4 8. Bxe7 Qxe7 9. Qc2 Nf6 10. Bd3 dxc4 11. Bxc4 c5 12. O-O Nc6 13. Rfd1 Bd7
Queen's Gambit Declined: Lasker Defense, Teichmann Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4 O-O 7. e3 Ne4 8. Bxe7 Qxe7 9. Qc2
Queen's Gambit Declined: Lasker Defense, Bernstein Variation	1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 h6 6. Bh4 O-O 7. Nf3 Ne4 8. Bxe7 Qxe7 9. cxd5 Nxc3 10. bxc3 exd5 11. Qb3 Qd6
Queen's Gambit Declined: Lasker Defense, Bernstein Variation, Mar del Plata Gambit	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 Ne4 8. Bxe7 Qxe7 9. cxd5 Nxc3 10. bxc3 exd5 11. Qb3 Rd8 12. c4 Be6
Queen's Gambit Declined: Lasker Defense, Main Line	1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 O-O 7. e3 Ne4 8. Bxe7 Qxe7 9. cxd5 Nxc3 10. bxc3
Queen's Gambit Declined: Tartakower Defense	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4 O-O 7. e3 b6
Queen's Gambit Declined: Tartakower Defense, Exchange Variation	1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 O-O 7. e3 b6 8. cxd5 exd5
Queen's Gambit Declined: Tartakower Defense	1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 O-O 7. e3 b6 8. cxd5 Nxd5 9. Bxe7 Qxe7 10. Nxd5 exd5 11. Rc1 Be6
Queen's Gambit Declined: Tartakower Defense, Makogonov Exchange Variation	1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 O-O 7. e3 b6 8. cxd5 Nxd5
Queen's Gambit Declined: Orthodox Defense	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7
Queen's Gambit Declined: Orthodox Defense, Botvinnik Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Bd3
Queen's Gambit Declined: Orthodox Defense, Rauzer Variation	1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Qb3
Queen's Gambit Declined: Orthodox Defense, Rubinstein Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Qc2
Queen's Gambit Declined: Orthodox Defense, Rubinstein Variation, Flohr Line	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Qc2 c5 8. cxd5
Queen's Gambit Declined: Orthodox Defense, Capablanca Variation	1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 b6 8. cxd5 exd5 9. Bb5
Queen's Gambit Declined: Orthodox Defense, Henneberger Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 a6
Queen's Gambit Declined: Orthodox Defense, Main Line	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1
Queen's Gambit Declined: Orthodox Defense, Main Line	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 c6
Queen's Gambit Declined: Orthodox Defense, Pillsbury Variation	1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 b6 8. cxd5 exd5 9. Bd3
Queen's Gambit Declined: Orthodox Defense, Swiss, Karlsbad Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 a6 8. cxd5
Queen's Gambit Declined: Orthodox Defense, Rubinstein Attack	1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 c6 8. a3 a6 9. Qc2
Queen's Gambit Declined: Orthodox Defense, Rubinstein Attack	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 c6 8. Qc2
Queen's Gambit Declined: Orthodox Defense, Rubinstein Attack	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 c6 8. Qc2 a6
Queen's Gambit Declined: Orthodox Defense, Rubinstein Attack	1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 c6 8. Qc2 Ne4
Queen's Gambit Declined: Orthodox Defense, Rubinstein Attack	1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 c6 8. Qc2 a6 9. cxd5
Queen's Gambit Declined: Orthodox Defense, Bd3 Line	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3
Queen's Gambit Declined: Orthodox Defense, Fianchetto Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c6 5. Nf3 Be7 6. e3 Nbd7 7. Rc1 O-O 8. Bd3 dxc4 9. Bxc4 b5
Queen's Gambit Declined: Orthodox Defense, Alekhine Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. Ne4
Queen's Gambit Declined: Orthodox Defense, Bd3 Line	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7
Queen's Gambit Declined: Orthodox Defense, Capablanca System	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5
Queen's Gambit Declined: Orthodox Defense, Janowski Variation	1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. h4
Queen's Gambit Declined: Orthodox Defense, Main Line	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. O-O
Queen's Gambit Declined: Orthodox Defense, Classical Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. O-O Nxc3 12. Rxc3 e5
Queen's Gambit Declined: Orthodox Defense, Classical Variation	1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. O-O Nxc3 12. Rxc3 e5 13. Qb1
Queen's Gambit Declined: Orthodox Defense, Classical Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. O-O Nxc3 12. Rxc3 e5 13. Qc2
Queen's Gambit Declined: Orthodox Defense, Classical Variation	1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. O-O Nxc3 12. Rxc3 e5 13. dxe5 Nxe5 14. Nxe5 Qxe5
Neo-Grünfeld Defense: Goglidze Attack	1. d4 Nf6 2. c4 g6 3. f3 d5
Neo-Grünfeld Defense: with Nf3	1. d4 Nf6 2. c4 g6 3. Nf3 d5
Neo-Grünfeld Defense: with g3	1. d4 Nf6 2. c4 g6 3. g3 d5
Neo-Grünfeld Defense: Exchange Variation	1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5
Neo-Grünfeld Defense: Delayed Exchange Variation	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d5 6. cxd5 Nxd5 7. O-O
Neo-Grünfeld Defense: Delayed Exchange Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. g3 d5 6. cxd5 Nxd5 7. Bg2 c5 8. O-O
Neo-Grünfeld Defense: Delayed Exchange Variation	1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 d5 6. cxd5 Nxd5 7. O-O c5 8. dxc5
Neo-Grünfeld Defense: Delayed Exchange Variation	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d5 6. cxd5 Nxd5 7. O-O Nb6
Neo-Grünfeld Defense: Classical Variation	1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. c4
Neo-Grünfeld Defense: Classical Variation, Modern Defense	1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. c4 dxc4
Neo-Grünfeld Defense: Classical Variation, Polgar Variation	1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. c4 Nc6
Neo-Grünfeld Defense: Classical Variation, Original Defense	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 c6 6. O-O d5
Neo-Grünfeld Defense: Ultra-Delayed Exchange Variation	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 c6 6. O-O d5 7. cxd5 cxd5
Grünfeld Defense	1. d4 Nf6 2. c4 g6 3. Nc3 d5
Grünfeld Defense: Gibbon Gambit	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. g4
Grünfeld Defense: Lundin Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Nxe4 dxe4 6. Qd2 c5
Grünfeld Defense: Lutikov Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. f3
Grünfeld Defense: Lutikov Variation, Murrey Attack	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. f3 c5 5. cxd5 Nxd5 6. Na4
Grünfeld Defense: Stockholm Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5
Grünfeld Defense: Zaitsev Gambit	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. h4
Grünfeld Defense: Russian Variation, Accelerated Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qb3
Grünfeld Defense: Brinckmann Attack	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4
Grünfeld Defense: Brinckmann Attack, Grünfeld Gambit	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O
Grünfeld Defense: Brinckmann Attack, Grünfeld Gambit, Botvinnik Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O 6. Rc1 c5 7. dxc5 Be6
Grünfeld Defense: Brinckmann Attack, Grünfeld Gambit, Capablanca Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O 6. Rc1
Grünfeld Defense: Brinckmann Attack, Reshevsky Gambit	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. Rc1 O-O 6. e3 c5 7. dxc5 Qa5
Grünfeld Defense: Brinckmann Attack, Grünfeld Gambit Accepted	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O 6. cxd5 Nxd5 7. Nxd5 Qxd5 8. Bxc7
Grünfeld Defense: Exchange Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5
Grünfeld Defense: Exchange Variation, Modern Exchange Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3
Grünfeld Defense: Exchange Variation, Modern Exchange Variation, Kramnik's Line	1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. h3
Grünfeld Defense: Exchange Variation, Modern Exchange Variation, Pawn Grab Line	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 O-O 9. Be2 Nc6 10. d5 Bxc3+
Grünfeld Defense: Exchange Variation, Nadanian Attack	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Na4
Grünfeld Defense: Exchange Variation, Classical Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4
Grünfeld Defense: Exchange Variation, Larsen Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O 8. Ne2 Qd7
Grünfeld Defense: Exchange Variation, Larsen Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O 8. Ne2 Qd7 9. O-O b6
Grünfeld Defense: Exchange Variation, Simagin's Improved Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O 8. Ne2 Nc6
Grünfeld Defense: Exchange Variation, Simagin's Lesser Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O 8. Ne2 b6
Grünfeld Defense: Exchange Variation, Seville Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 Nc6 9. Be3 O-O 10. O-O Bg4 11. f3 Na5 12. Bxf7+
Grünfeld Defense: Exchange Variation, Spassky Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 O-O
Grünfeld Defense: Exchange Variation, Spassky Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 Nc6 9. Be3 O-O 10. O-O cxd4 11. cxd4
Grünfeld Defense: Exchange Variation, Sokolsky Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 O-O 9. O-O Nc6 10. Be3 Bg4 11. f3 Na5 12. Bd3 cxd4 13. cxd4 Be6 14. d5
Grünfeld Defense: Exchange Variation, Spassky Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 Nc6 9. Be3 O-O 10. O-O Bg4 11. f3 Na5 12. Bd3 cxd4 13. cxd4 Be6
Grünfeld Defense: Flohr Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qa4+
Grünfeld Defense: Three Knights Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3
Grünfeld Defense: Three Knights Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7
Grünfeld Defense: Three Knights Variation, Petrosian System	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5
Grünfeld Defense: Three Knights Variation, Hungarian Attack	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4
Grünfeld Defense: Three Knights Variation, Hungarian Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4 O-O 6. e3
Grünfeld Defense: Flohr Defense	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 g6 5. Nf3 Bg7 6. Bd3 O-O 7. O-O Bf5
Grünfeld Defense: Makogonov Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. b4
Grünfeld Defense: Opocensky Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Bd2
Grünfeld Defense: Smyslov Defense	1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 g6 5. Nf3 Bg7 6. Bd3 O-O 7. O-O Bg4
Grünfeld Defense: Three Knights Variation, Burille Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3
Grünfeld Defense: Three Knights Variation, Paris Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Bd3
Grünfeld Defense: Botvinnik Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 e6
Grünfeld Defense: Pachman Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Qb3 dxc4 6. Bxc4 O-O 7. Nf3 Nbd7 8. Ng5
Grünfeld Defense: Three Knights Variation, Vienna Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3
Grünfeld Defense: Russian Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3
Grünfeld Defense: Russian Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4
Grünfeld Defense: Russian Variation, Byrne Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Nc6
Grünfeld Defense: Russian Variation, Hungarian Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 a6
Grünfeld Defense: Russian Variation, Levenfish Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 b6
Grünfeld Defense: Russian Variation, Prins Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Na6
Grünfeld Defense: Russian Variation, Szabo Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 c6
Grünfeld Defense: Russian Variation, Keres Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Bg4 8. Be3 Nfd7 9. Be2 Nb6 10. Qd3 Nc6 11. O-O-O
Grünfeld Defense: Russian Variation, Smyslov Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Bg4
Grünfeld Defense: Russian Variation, Smyslov Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Bg4 8. Be3 Nfd7 9. Qb3
Grünfeld Defense: Russian Variation, Yugoslav Variation	1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Bg4 8. Be3 Nfd7 9. Qb3 c5
Catalan Opening	1. d4 Nf6 2. c4 e6 3. g3
Catalan Opening	1. d4 Nf6 2. c4 e6 3. g3 d5
Catalan Opening: Hungarian Gambit	1. d4 Nf6 2. c4 e6 3. g3 e5
Indian Defense	1. d4 Nf6 2. c4 e6 3. Qb3
Indian Defense: Devin Gambit	1. d4 Nf6 2. c4 e6 3. g4
Indian Defense: Seirawan Attack	1. d4 Nf6 2. c4 e6 3. Bg5
Catalan Opening: Closed	1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2
Catalan Opening: Open Defense	1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4
Catalan Opening: Open Defense	1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4
Catalan Opening: Open Defense, Alekhine Variation	1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2
Catalan Opening: Open Defense	1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3
Catalan Opening: Open Defense, Modern Sharp Variation	1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Nc6 6. Qa4 Bb4+
Catalan Opening: Open Defense, Classical Line	1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Be7
Catalan Opening: Closed	1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3
Catalan Opening: Closed	1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7
Catalan Opening: Closed, Botvinnik Variation	1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7 7. Nc3 c6 8. Qd3
Catalan Opening: Closed	1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7 7. Qc2 c6 8. b3
Catalan Opening: Closed	1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7 7. Qc2
Catalan Opening: Closed, Spassky Gambit	1. d4 Nf6 2. c4 e6 3. g3 Be7 4. Bg2 d5 5. Nf3 O-O 6. O-O Nbd7 7. Qc2 c6 8. b3 b6 9. Rd1 Bb7 10. Nc3 b5
Catalan Opening: Closed, Zagoryansky Variation	1. d4 e6 2. c4 Nf6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Qc2 c6 8. Rd1 b6 9. a4
Catalan Opening: Closed Variation, Rabinovich Variation	1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 e6 5. Nbd2 Be7 6. g3 Nbd7 7. Bg2 O-O 8. O-O b5
Catalan Opening: Closed Variation, Traditional Variation	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Qc2 c6 8. Nbd2 b6
Catalan Opening: Closed, Main Line	1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Qc2 c6 8. Nbd2
Catalan Opening: Closed, Sokolsky Variation	1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7 7. Qc2 c6 8. Nbd2 b6 9. b3 a5 10. Bb2 Ba6
Blumenfeld Countergambit	1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5
Blumenfeld Countergambit Accepted	1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5 5. dxe6 fxe6 6. cxb5 d5
Blumenfeld Countergambit: Duz-Khotimirsky Variation	1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5 5. Bg5
Blumenfeld Countergambit: Spielmann Variation	1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5 5. Bg5 exd5 6. cxd5 h6
Indian Defense: Anti-Nimzo-Indian	1. d4 Nf6 2. c4 e6 3. Nf3
Indian Defense: Dzindzi-Indian Defense	1. d4 Nf6 2. c4 e6 3. Nf3 a6
Indian Defense: Döry Indian	1. d4 Nf6 2. c4 e6 3. Nf3 Ne4
Bogo-Indian Defense	1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+
Bogo-Indian Defense: Exchange Variation	1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+
Bogo-Indian Defense: Grünfeld Variation	1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2
Bogo-Indian Defense: Haiti Variation	1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Nc6
Bogo-Indian Defense: Monticelli Trap	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Bxd2+ 7. Qxd2 O-O 8. Nc3 Ne4 9. Qc2 Nxc3 10. Ng5
Bogo-Indian Defense: New England Variation	1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nfd2
Bogo-Indian Defense: Nimzowitsch Variation	1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7
Bogo-Indian Defense: Retreat Variation	1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Be7
Bogo-Indian Defense: Vitolins Variation	1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 c5
Bogo-Indian Defense: Wade-Smyslov Variation	1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5
Nimzo-Indian Defense: Three Knights Variation, Duchamp Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4
Nimzo-Indian Defense: Three Knights Variation, Duchamp Variation, Modern Line	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Bg5 Bb7 6. Nd2
Queen's Indian Defense	1. d4 Nf6 2. c4 e6 3. Nf3 b6
Queen's Indian Defense: Kasparov Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3
Queen's Indian Defense: Kasparov Variation, Botvinnik Attack	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 h6 6. Bh4 g5 7. Bg3 Nh5
Queen's Indian Defense: Kasparov-Petrosian Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3
Queen's Indian Defense: Kasparov-Petrosian Variation, Andersson Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 Ne4
Queen's Indian Defense: Kasparov-Petrosian Variation, Classical Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 exd5
Queen's Indian Defense: Kasparov-Petrosian Variation, Hedgehog Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 g6
Queen's Indian Defense: Kasparov-Petrosian Variation, Kasparov Attack	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2
Queen's Indian Defense: Kasparov-Petrosian Variation, Main Line	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5
Queen's Indian Defense: Kasparov-Petrosian Variation, Marco Defense	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 Be7
Queen's Indian Defense: Kasparov-Petrosian Variation, Modern Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5
Queen's Indian Defense: Kasparov-Petrosian Variation, Petrosian Attack	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. e3
Queen's Indian Defense: Kasparov-Petrosian Variation, Polovodin Gambit	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. a3 d5 6. cxd5 Nxd5 7. e4
Queen's Indian Defense: Kasparov-Petrosian Variation, Rashkovsky Attack	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qa4+
Queen's Indian Defense: Kasparov-Petrosian Variation, Romanishin Attack	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Bd2
Queen's Indian Defense: Miles Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Bf4
Queen's Indian Defense: Petrosian Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3
Queen's Indian Defense: Petrosian Variation, Farago Defense	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Ba6 5. Qc2 Bb7
Queen's Indian Defense: Kasparov Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Bg5 h6 6. Bh4 Bb7
Queen's Indian Defense: Averbakh Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 c5 6. O-O Be7 7. b3 O-O 8. Bb2 cxd4 9. Nxd4
Queen's Indian Defense: Spassky System	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3
Queen's Indian Defense: Buerger Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 c5 6. d5 exd5 7. Ng5
Queen's Indian Defense: Fianchetto Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3
Queen's Indian Defense: Fianchetto Variation, Check Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+
Queen's Indian Defense: Fianchetto Variation, Check Variation, Intermezzo Line	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7
Queen's Indian Defense: Fianchetto Variation, Check Variation, Modern Line	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Qe7
Queen's Indian Defense: Fianchetto Variation, Nimzowitsch Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6
Queen's Indian Defense: Fianchetto Variation, Nimzowitsch Variation, Nimzowitsch Attack	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4
Queen's Indian Defense: Fianchetto Variation, Nimzowitsch Variation, Quiet Line	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3
Queen's Indian Defense: Fianchetto Variation, Nimzowitsch Variation, Timman's Line	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qb3
Queen's Indian Defense: Fianchetto Variation, Rubinstein Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 c5 6. d5 exd5 7. Nh4
Queen's Indian Defense: Fianchetto Variation, Sämisch Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 c5
Queen's Indian Defense: Fianchetto Variation, Traditional Line	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7
Queen's Indian Defense: Capablanca Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+
Queen's Indian Defense: Riumin Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7
Queen's Indian Defense: Yates Variation	1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 b6 6. Bg2 Bb7
Queen's Indian Defense: Anti-Queen's Indian System	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3
Queen's Indian Defense: Classical Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O
Queen's Indian Defense: Classical Variation, Polugaevsky Gambit	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. d5 exd5 8. Nh4
Queen's Indian Defense: Classical Variation, Taimanov Gambit	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. d5 exd5 8. Nd4
Queen's Indian Defense: Euwe Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. b3
Queen's Indian Defense: Fianchetto Variation, Kramnik Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Re1
Queen's Indian Defense: Opocensky Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2
Queen's Indian Defense: Traditional Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7
Queen's Indian Defense: Classical Variation, Tiviakov Defense	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Na6
Queen's Indian Defense: Classical Variation, Traditional Variation	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3
Queen's Indian Defense: Classical Variation, Traditional Variation, Nimzowitsch Line	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 d5
Queen's Indian Defense: Classical Variation, Traditional Variation, Main Line	1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3
Nimzo-Indian Defense	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
Nimzo-Indian Defense: Kmoch Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3
Nimzo-Indian Defense: Mikenas Attack	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qd3
Nimzo-Indian Defense: Romanishin Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3
Nimzo-Indian Defense: Romanishin Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 O-O 6. Bg2
Nimzo-Indian Defense: Romanishin Variation, English Hybrid	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 cxd4 6. Nxd4 O-O 7. Bg2 d5 8. cxd5 Nxd5
Nimzo-Indian Defense: Three Knights Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3
Nimzo-Indian Defense: Three Knights Variation, Euwe Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5 Ne4
Nimzo-Indian Defense: Three Knights Variation, Korchnoi Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. d5
Nimzo-Indian Defense: Three Knights Variation, Shocron Gambit	1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 c5 5. d5 b5
Nimzo-Indian Defense: Spielmann Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3
Nimzo-Indian Defense: Spielmann Variation, Karlsbad Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Nf3 Ne4 7. Bd2 Nxd2
Nimzo-Indian Defense: Spielmann Variation, Romanovsky Gambit	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6
Nimzo-Indian Defense: Spielmann Variation, Stahlberg Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Nf3 Ne4 7. Bd2 Nxc5
Nimzo-Indian Defense: Spielmann Variation, Stahlberg Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Nf3 Ne4 7. Bd2 Nxc5 8. Qc2 f5 9. g3
Nimzo-Indian Defense: Sämisch Variation, Accelerated	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3
Nimzo-Indian Defense: Sämisch Variation, Botvinnik Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. e3 O-O 8. cxd5 Nxd5
Nimzo-Indian Defense: Sämisch Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5
Nimzo-Indian Defense: Sämisch Variation, Keres Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5
Nimzo-Indian Defense: Sämisch Variation, Romanovsky Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 f5
Nimzo-Indian Defense: Sämisch Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3
Nimzo-Indian Defense: Sämisch Variation, O'Kelly Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 b6
Nimzo-Indian Defense: Sämisch Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 O-O
Nimzo-Indian Defense: Sämisch Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3
Nimzo-Indian Defense: Sämisch Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. a3 Bxc3+ 7. bxc3 O-O
Nimzo-Indian Defense: Sämisch Variation, Capablanca Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. a3 Bxc3+ 7. bxc3 O-O 8. Ne2 b6 9. e4 Ne8
Nimzo-Indian Defense: Leningrad Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5
Nimzo-Indian Defense: Leningrad Variation, Averbakh Gambit	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 c5 6. d5 b5
Nimzo-Indian Defense: Leningrad Variation, Benoni Defense	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 c5 6. d5 d6
Nimzo-Indian Defense: Classical Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2
Nimzo-Indian Defense: Classical Variation, Keres Defense	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6
Nimzo-Indian Defense: Classical Variation, Vitolins-Adorjan Gambit	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b5
Nimzo-Indian Defense: Classical Variation, Milner-Barry Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 Nc6 5. Nf3 d6
Nimzo-Indian Defense: Classical Variation, Zurich Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 Nc6
Nimzo-Indian Defense: Classical Variation, Belyavsky Gambit	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 Qf5 7. Qd1 e5
Nimzo-Indian Defense: Classical Variation, Noa Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5
Nimzo-Indian Defense: Classical Variation, Noa Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 exd5
Nimzo-Indian Defense: Classical Variation, Noa Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3
Nimzo-Indian Defense: Classical Variation, Noa Variation, Botvinnik Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 Nc6
Nimzo-Indian Defense: Classical Variation, Noa Variation, Main Line	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 Ne4
Nimzo-Indian Defense: Classical Variation, Noa Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 Ne4 7. Qc2
Nimzo-Indian Defense: Classical Variation, Noa Variation, San Remo Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 Ne4 7. Qc2 Nc6 8. e3 e5
Nimzo-Indian Defense: Classical Variation, Berlin Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5
Nimzo-Indian Defense: Classical Variation, Berlin Variation, Steiner Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc3+
Nimzo-Indian Defense: Classical Variation, Berlin Variation, Macieja System	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. a3 Bxc5 7. Nf3 b6 8. Bf4
Nimzo-Indian Defense: Classical Variation, Berlin Variation, Pirc Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O
Nimzo-Indian Defense: Normal Line	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3
Nimzo-Indian Defense: Normal Variation, Taimanov Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Nc6
Nimzo-Indian Defense: Hübner Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5
Nimzo-Indian Defense: Hübner Variation, Main Line	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nf3 Bxc3+ 7. bxc3 d6
Nimzo-Indian Defense: Normal Variation, Hübner Deferred	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 O-O
Nimzo-Indian Defense: Hübner Variation, Rubinstein Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Ne2
Nimzo-Indian Defense: Hübner Variation, Rubinstein Variation, Main Line	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Ne2 cxd4 6. exd4 O-O 7. a3
Nimzo-Indian Defense: Hübner Variation, Rubinstein Variation, Sherbakov Attack	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Ne2 cxd4 6. exd4 O-O 7. c5
Nimzo-Indian Defense: St. Petersburg Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6
Nimzo-Indian Defense: Fischer Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Ne2
Nimzo-Indian Defense: Normal Variation, Bronstein (Byrne) Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Ne2 Ba6
Nimzo-Indian Defense: Normal Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O
Nimzo-Indian Defense: Reshevsky Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2
Nimzo-Indian Defense: Simagin Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6
Nimzo-Indian Defense: Normal Variation, Bishop Attack	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3
Nimzo-Indian Defense: Normal Variation, Bishop Attack, Classical Defense	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5
Nimzo-Indian Defense: Ragozin Defense	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 Nc6 7. O-O
Nimzo-Indian Defense: Normal Variation, Botvinnik System	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3
Nimzo-Indian Defense	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3
Nimzo-Indian Defense: Normal Variation, Ragozin Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5
Nimzo-Indian Defense: Normal Variation, Sämisch Deferred	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. a3
Nimzo-Indian Defense: Ragozin Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 Nc6 7. O-O dxc4
Nimzo-Indian Defense: Normal Variation, Schlechter Defense	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 b6
Nimzo-Indian Defense: Normal Variation, Gligoric System	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5
Nimzo-Indian Defense: Normal Variation, Gligoric System	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O Nbd7
Nimzo-Indian Defense: Normal Variation, Gligoric System, Keres Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O b6
Nimzo-Indian Defense: Normal Variation, Gligoric System, Exchange Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4
Nimzo-Indian Defense: Normal Variation, Gligoric System, Smyslov Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Qe7
Nimzo-Indian Defense: Normal Variation, Gligoric System, Bronstein Variation	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7
Nimzo-Indian Defense: Normal Variation, Gligoric System, Bernstein Defense	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O Nc6
Nimzo-Indian Defense: Normal Variation, Bernstein Defense, Exchange Line	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O Nc6 8. a3 Bxc3 9. bxc3
Nimzo-Indian Defense: Normal Variation, Bernstein Defense	1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4
Grünfeld Defense: Counterthrust Variation	1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5
Indian Defense: Anti-Grünfeld, Adorjan Gambit	1. d4 Nf6 2. c4 g6 3. d5 b5
Indian Defense: Anti-Grünfeld, Advance Variation	1. d4 Nf6 2. c4 g6 3. d5
Indian Defense: Anti-Grünfeld, Alekhine Variation	1. d4 Nf6 2. c4 g6 3. f3
Indian Defense: Anti-Grünfeld, Alekhine Variation, Leko Gambit	1. d4 Nf6 2. c4 g6 3. f3 e5
Indian Defense: Anti-Grünfeld, Basman-Williams Attack	1. d4 Nf6 2. c4 g6 3. h4
Indian Defense: King's Indian Variation, Fianchetto Variation	1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2
Indian Defense: West Indian Defense	1. d4 Nf6 2. c4 g6
King's Indian Defense: Fianchetto Variation, Immediate Fianchetto	1. d4 Nf6 2. c4 g6 3. g3
King's Indian Defense: Normal Variation, King's Knight Variation	1. d4 Nf6 2. Nf3 g6 3. c4
King's Indian Defense: Santasiere Variation	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. b4
King's Indian Defense: Semi-Classical Variation, Benoni Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. e3 d6 6. Be2 c6
King's Indian Defense: Semi-Classical Variation, Hollywood Variation	1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e3 d6 6. Be2 Nc6
Queen's Pawn, Mengarini Attack	1. d4 Nf6 2. c4 g6 3. Qc2
King's Indian Defense	1. d4 Nf6 2. c4 g6 3. Nc3
King's Indian Defense: Fianchetto Variation, Benjamin Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 O-O 6. Bg2 c6 7. O-O Qb6
King's Indian Defense: Semi-Classical Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. e3 d6 6. Be2
King's Indian Defense: Semi-Classical Variation, Exchange Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. e3 d6 6. Be2 Nbd7 7. O-O e5 8. dxe5 dxe5
King's Indian Defense: Semi-Classical Variation, Queenside Storm Line	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. e3 d6 6. Be2 Nbd7 7. O-O e5 8. b4
King's Indian Defense: Smyslov Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. Bg5
King's Indian Defense: Fianchetto Variation, Delayed Fianchetto	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3
King's Indian Defense: Fianchetto Variation, Karlsbad Variation	1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6
King's Indian Defense: Fianchetto Variation, Kavalek Defense	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c6 7. Nc3 Qa5
King's Indian Defense: Fianchetto Variation, Larsen Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 O-O 6. Bg2 c6 7. O-O Bf5
King's Indian Defense: Fianchetto Variation, Lesser Simagin (Spassky)	1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6 7. O-O Bf5
King's Indian Defense: Fianchetto Variation, Simagin Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 O-O 6. Bg2 Nc6 7. O-O Bg4
King's Indian Defense: Fianchetto Variation, Uhlmann-Szabo System	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 e5
King's Indian Defense: Fianchetto Variation, Panno Variation	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 a6
King's Indian Defense: Fianchetto Variation, Panno Variation, Blockade Line	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 a6 8. d5 Na5 9. Nd2 c5 10. Qc2 e5
King's Indian Defense: Fianchetto Variation, Panno Variation, Donner Line	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 a6 8. d5 Na5 9. Nd2 c5 10. Qc2 Rb8 11. b3 b5 12. Bb2 bxc4 13. bxc4 Bh6
King's Indian Defense: Fianchetto Variation, Panno Variation, Korchnoi Line	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 a6 8. h3 Rb8 9. Be3 b5 10. Nd2
King's Indian Defense: Fianchetto Variation, Double Fianchetto Attack	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 O-O 6. O-O Nbd7 7. Nc3 e5 8. b3
King's Indian Defense: Fianchetto Variation, Hungarian Variation	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 O-O 6. O-O Nbd7 7. Nc3 a6
King's Indian Defense: Fianchetto Variation, Pterodactyl Variation	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 c5 5. Bg2 Qa5+
King's Indian Defense: Fianchetto Variation, Yugoslav System	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 O-O 6. O-O c5
King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Rare Line	1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 c5
King's Indian Defense: Fianchetto Variation, Yugoslav Variation	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c5 7. Nc3
King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Exchange Line	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c5 7. Nc3 Nc6 8. dxc5 dxc5
King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Advance Line	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c5 7. Nc3 Nc6 8. d5
King's Indian Defense: Fianchetto Variation, Classical Fianchetto	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nbd7 7. Nc3 e5
King's Indian Defense: Fianchetto Variation, Debrecen Defense	1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nbd7
King's Indian Defense: Fianchetto Variation, Classical Variation	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nbd7 7. Nc3 e5 8. e4
King's Indian Defense: Fianchetto Variation, Long Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 O-O 6. Bg2 Nbd7 7. O-O e5 8. e4 Re8 9. h3 exd4 10. Nxd4 Nc5 11. Re1 a5
King's Indian Defense: Fianchetto Variation, Classical Main Line	1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nbd7 7. Nc3 e5 8. e4 c6 9. h3
King's Indian Defense: Accelerated Averbakh Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bg5
King's Indian Defense: Kramer Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2
King's Indian Defense: Normal Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4
King's Indian Defense: Normal Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6
King's Indian Defense: Makogonov Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3
King's Indian Defense: Normal Variation, Deferred Fianchetto	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. g3
King's Indian Defense: Pomar System	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. g3 O-O 6. Bg2 e5 7. Nge2
King's Indian Defense: Averbakh Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5
King's Indian Defense: Averbakh Variation, Flexible Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 h6
King's Indian Defense: Averbakh Variation, Geller Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 Nbd7
King's Indian Defense: Averbakh Variation, Modern Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 Na6
King's Indian Defense: Averbakh Variation, Modern Defense, Burgess Line	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 Na6 7. Qd2 c6
King's Indian Defense: Averbakh Variation, Nc6 Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 Nc6
King's Indian Defense: Averbakh Variation, Spanish Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 a6
King's Indian Defense: Normal Variation, Standard Development	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2
King's Indian Defense: Semi-Averbakh System	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3
King's Indian Defense: Averbakh Variation, Benoni Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 c5
King's Indian Defense: Averbakh Variation, Benoni Defense, Advance Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 c5 7. d5
King's Indian Defense: Averbakh Variation, Benoni Defense, Exchange Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 c5 7. dxc5
King's Indian Defense: Averbakh Variation, Main Line	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 c5 7. d5 e6
King's Indian Defense: Four Pawns Attack	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4
King's Indian Defense: Four Pawns Attack, Dynamic Attack	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. d5
King's Indian Defense: Four Pawns Attack, Modern Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 Na6
King's Indian Defense: Four Pawns Attack	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. f4
King's Indian Defense: Four Pawns Attack, Florentine Gambit	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. e5
King's Indian Defense: Four Pawns Attack, Normal Attack	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. d5 e6 8. Be2
King's Indian Defense: Six Pawns Attack	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Be2 c5 7. d5 e6 8. dxe6 fxe6 9. g4 Nc6 10. h4
King's Indian Defense: Four Pawns Attack, Fluid Attack	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. Be2
King's Indian Defense: Four Pawns Attack, Exchange Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. Be2 cxd4 8. Nxd4 Nc6 9. Be3
King's Indian Defense: Sämisch Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3
King's Indian Defense: Steiner Attack	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5
King's Indian Defense: Sämisch Variation, Bobotsov-Korchnoi-Petrosian Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2
King's Indian Defense: Sämisch Variation, Byrne Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 c6 7. Bd3 a6
King's Indian Defense: Sämisch Variation, Normal Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O
King's Indian Defense: Sämisch Variation, Sämisch Gambit	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 c5
King's Indian Defense: Sämisch Variation, Double Fianchetto	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 b6
King's Indian Defense: Sämisch Variation, Panno Formation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nc6 7. Nge2 a6
King's Indian Defense: Sämisch Variation, Ruban Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nc6 7. Nge2 Rb8
King's Indian Defense: Sämisch Variation, Yates Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nc6
King's Indian Defense: Sämisch Variation, Panno Main Line	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nc6 7. Nge2 a6 8. Qd2 Rb8
King's Indian Defense: Sämisch Variation, Orthodox Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5
King's Indian Defense: Sämisch Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. Nge2 c6
King's Indian Defense: Sämisch Variation, Bronstein Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. d5 Nh5 8. Qd2 Qh4+ 9. g3 Nxg3 10. Qf2 Nxf1 11. Qxh4 Nxe3 12. Ke2
King's Indian Defense: Sämisch Variation, Closed Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. d5
King's Indian Defense: Sämisch Variation, Orthodox Variation, Bronstein Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. d5 Nh5 8. Qd2 Qh4+ 9. g3 Nxg3 10. Qf2 Nxf1 11. Qxh4 Nxe3 12. Ke2 Nxc4
King's Indian Defense: Sämisch Variation, Closed Variation, Main Line	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. Nge2 c6 8. d5 cxd5
King's Indian Defense: Larsen Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be3
King's Indian Defense: Normal Variation, Rare Defenses	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3
King's Indian Defense: Zinnowitz Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Bg5
King's Indian Defense: Kazakh Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Na6
King's Indian Defense: Orthodox Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2
King's Indian Defense: Exchange Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. dxe5
King's Indian Defense: Orthodox Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5
King's Indian Defense: Orthodox Variation, Gligoric-Taimanov System	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. Be3
King's Indian Defense: Petrosian Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5
King's Indian Defense: Petrosian Variation, Stein Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5 a5
King's Indian Defense: Petrosian Variation, Keres Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5 Nbd7 8. Bg5 h6 9. Bh4 g5 10. Bg3 Nh5 11. h4
King's Indian Defense: Petrosian Variation, Normal Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5 Nbd7
King's Indian Defense: Orthodox Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O
King's Indian Defense: Orthodox Variation, Donner Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O c6
King's Indian Defense: Orthodox Variation, Glek Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Na6
King's Indian Defense: Orthodox Variation, Positional Defense	1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. Nf3 g6 6. Be2 Bg7 7. O-O O-O
King's Indian Defense: Orthodox Variation, Positional Defense, Closed Line	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Nbd7 7. O-O e5 8. d5
King's Indian Defense: Orthodox Variation, Ukrainian Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O a5
King's Indian Defense: Orthodox Variation	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nbd7 8. Re1
King's Indian Defense: Orthodox Variation, Positional Defense, Main Line	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nbd7 8. Re1 c6 9. Bf1 a5
King's Indian Defense: Orthodox Variation, Aronin-Taimanov Defense	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6
King's Indian Defense: Orthodox Variation, Bayonet Attack	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. b4
King's Indian Defense: Orthodox Variation, Bayonet Attack, Sokolov's Line	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. b4 Nh5 10. Re1
King's Indian Defense: Orthodox Variation, Bayonet Attack, Yepishin's Line	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. b4 Nh5 10. Qc2
King's Indian Defense: Orthodox Variation, Korchnoi Attack	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Bd2
King's Indian Defense: Orthodox Variation, Modern System	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Nd2
King's Indian Defense: Orthodox Variation, Classical System	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1
King's Indian Defense: Orthodox Variation, Classical System, Kozul Gambit	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Rc1 Ng6 14. c5
King's Indian Defense: Orthodox Variation, Classical System, Neo-Classical Line	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3
King's Indian Defense: Orthodox Variation, Classical System, Benko Attack	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5 11. g4
King's Indian Defense: Orthodox Variation, Classical System, Traditional Line	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5