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

EGTB: win in 4 half-moves

# move score
1 Bd1 win in 3 half-moves
2 Bd3 win in 3 half-moves
3 Bc4 win in 5 half-moves
4 Kb6 win in 5 half-moves
5 Kc6 win in 5 half-moves
6 Kd6 win in 5 half-moves
7 Ba6 win in 7 half-moves
8 Bb5 win in 7 half-moves
9 Bf1 win in 7 half-moves
10 Bf3 win in 7 half-moves
11 Bg4 win in 7 half-moves
12 Bh5 win in 7 half-moves
13 K7b7 win in 7 half-moves
14 K7b8 win in 7 half-moves
15 K7d7 win in 7 half-moves
16 K7d8 win in 7 half-moves
17 K8b7 win in 7 half-moves
18 K8b8 win in 7 half-moves
19 K8d7 win in 7 half-moves
20 K8d8 win in 7 half-moves