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

EGTB: win in 6 half-moves

# move score
1 Kb7 win in 5 half-moves
2 Kb8 win in 5 half-moves
3 Kc7 win in 5 half-moves
4 Kcd7 win in 5 half-moves
5 Kd8 win in 5 half-moves
6 Bg8 win in 7 half-moves
7 Be8 loss in 2 half-moves
8 Bg6 loss in 2 half-moves
9 Bh5 loss in 2 half-moves
10 Kd6 loss in 2 half-moves
11 Ke5 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Ked7 loss in 2 half-moves
14 Kf5 loss in 2 half-moves
15 Kf6 loss in 2 half-moves
16 Kd5 loss in 1 half-moves