Click on the third or sixth rank to set the en passant target square.

EGTB: draw

# move score
1 B4b6 draw
2 B4f6 draw
3 B8b6 draw
4 B8f6 draw
5 Ba1 draw
6 Ba5 draw
7 Ba7 draw
8 Bb2 draw
9 Bc3 draw
10 Bc5 draw
11 Bc7 draw
12 Be3 draw
13 Be5 draw
14 Be7 draw
15 Bf2 draw
16 Bg1 draw
17 Bg5 draw
18 Bg7 draw
19 Bh4 draw
20 Bh8 draw