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

EGTB: win in 4 half-moves

# move score
1 Bb8 win in 3 half-moves
2 Bc5 win in 3 half-moves
3 Bd4 win in 3 half-moves
4 Kd5 win in 3 half-moves
5 Kd6 win in 3 half-moves
6 Ke5 win in 3 half-moves
7 Bb6 win in 5 half-moves
8 Bf2 win in 5 half-moves
9 Bg1 win in 5 half-moves
10 Kf5 win in 5 half-moves
11 Kf6 win in 5 half-moves
12 Be3 draw
13 Kd7 draw
14 Ke7 draw
15 Kf7 draw