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

EGTB: draw

# move score
1 Bd6 draw
2 Be5 draw
3 Bf4 draw
4 Bg3 draw
5 Kb1 draw
6 Kc1 draw
7 Kd1 draw
8 Kd2 draw
9 Kd3 draw
10 Bb8 loss in 2 half-moves
11 Bc7 loss in 2 half-moves
12 Bg1 loss in 2 half-moves
13 Kb2 loss in 2 half-moves
14 Kb3 loss in 2 half-moves
15 Kc3 loss in 2 half-moves