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

EGTB: win in 4 half-moves

# move score
1 Bb5 win in 3 half-moves
2 Bc2 win in 3 half-moves
3 Kc5 win in 3 half-moves
4 Kd5 win in 3 half-moves
5 Ke5 win in 3 half-moves
6 Ke6 win in 3 half-moves
7 Bc6 win in 5 half-moves
8 Bd7 win in 5 half-moves
9 Kc6 win in 5 half-moves
10 Kc7 win in 7 half-moves
11 Kd7 win in 7 half-moves
12 Ke7 win in 7 half-moves
13 Bb3 loss in 2 half-moves
14 Bd1 loss in 2 half-moves
15 Be8 loss in 2 half-moves