Don't make a hash of it :)
# BITSY VERSION 3.7
! ROOM_FORMAT 1
PAL 0
0,82,204
128,159,255
255,255,255
ROOM 0
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
0,a,a,a,a,a,a,a,a,a,a,a,a,a,a,0
0,a,0,b,0,0,b,0,0,b,b,0,0,0,a,0
0,a,0,b,0,0,0,0,b,0,0,0,b,0,a,0
0,a,0,0,b,0,b,b,0,0,0,b,0,0,a,0
0,a,b,0,0,0,b,0,0,b,0,b,0,0,a,0
0,a,0,0,b,0,b,0,0,0,b,b,0,b,a,0
0,a,0,b,0,0,0,b,b,0,0,b,0,0,a,0
0,a,0,0,0,b,0,b,b,b,0,b,0,b,a,0
0,a,b,0,b,0,b,0,b,b,0,b,0,0,a,0
0,a,0,0,b,0,0,0,0,0,0,0,b,0,a,0
0,a,0,0,0,0,b,0,0,b,0,0,0,0,a,0
0,a,b,0,0,b,0,0,0,b,b,b,0,b,a,0
0,a,b,0,b,0,0,b,0,0,0,0,0,0,a,0
0,a,a,a,a,a,a,a,a,a,a,a,a,a,a,0
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
WAL a,b
PAL 0
TIL a
11111111
10000001
10000001
10000001
10000001
10000001
10000001
11111111
TIL b
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
SPR A
01001001
00101010
00011100
01110111
00011100
00101010
01001001
00000000
POS 0 5,5
SPR a
00000000
00100100
01111110
00100100
00100100
01111110
00100100
00000000
>
00100100
00100100
11111111
00100100
00100100
11111111
00100100
00100100
DLG SPR_0
POS 0 10,10
ITM 0
00000000
00000000
00000000
00111100
01100100
00100100
00011000
00000000
DLG ITM_0
DLG ITM_0
You got a cup of tea! Nice.
DLG SPR_0
Whichever way you look at me I am very symmetrical.