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

EGTB: draw

# move score
1 Bb8 draw
2 Bd6 draw
3 Bd8 draw
4 Bh2 draw
5 Kg1 draw
6 Kg3 draw
7 Kh1 draw
8 Kh2 draw
9 Kh3 draw
10 Ba5 loss in 2 half-moves
11 Bb6 loss in 2 half-moves
12 Be5 loss in 2 half-moves
13 Bf4 loss in 2 half-moves
14 Bg3 loss in 2 half-moves
15 Kf1 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Kf3 loss in 2 half-moves