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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kc6 win in 3 half-moves
3 Kd6 win in 3 half-moves
4 Kd7 win in 3 half-moves
5 Bd5 win in 5 half-moves
6 Kd8 win in 5 half-moves
7 Be6 win in 11 half-moves
8 Bf7 win in 11 half-moves
9 Bb1 draw
10 Bb3 draw
11 Bc4 draw
12 Bg8 draw
13 Kb7 draw
14 Kb8 draw
15 Kc8 draw
16 Kh2 draw
17 Kg1 loss in 2 half-moves
18 Kg2 loss in 2 half-moves