x,y,x2,y2
0.5,1.0,1.0,2.5
0.75,1.2,1.25,2.0
1.0,2.0,1.5,1.4
1.5,2.6,2.6,2.5
2.0,3.0,3.0,2.9
2.5,3.4,2.6,3.0
3.0,4.0,3.2,3.5
3.5,4.8,3.8,4.5
4.0,5.0,4.5,4.8
4.5,5.5,5.0,5.8
5.0,6.0,5.6,6.3
5.5,6.3,6.0,6.8
6.0,7.0,6.4,7.8
6.5,7.4,7.3,7.9
7.0,8.0,7.3,8.5
7.5,8.7,8.0,9.2
8.0,9.0,8.5,9.5
8.5,9.6,9.0,9.6
9.0,10.0,9.5,10.6
9.5,10.3,10.5,10.8
10.0,11.0,11.0,11.0
10.5,11.5,12.0,12.0