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

EGTB: win in 4 half-moves

# move score
1 Ke5 win in 3 half-moves
2 Bg6 win in 5 half-moves
3 Kd5 win in 5 half-moves
4 Ke7 win in 5 half-moves
5 Ked6 win in 5 half-moves
6 Ked7 win in 5 half-moves
7 Kf5 win in 5 half-moves
8 Kf6 win in 5 half-moves
9 Be8 win in 7 half-moves
10 Bh5 win in 7 half-moves
11 Kb6 win in 7 half-moves
12 Kb7 win in 7 half-moves
13 Kb8 win in 7 half-moves
14 Kc6 win in 7 half-moves
15 Kc8 win in 7 half-moves
16 Kcd6 win in 7 half-moves
17 Kcd7 win in 7 half-moves
18 Kd8 win in 7 half-moves
19 Bg8 win in 9 half-moves