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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Kc2 win in 3 half-moves
3 Kd2 win in 3 half-moves
4 Ke5 win in 3 half-moves
5 Ke6 win in 3 half-moves
6 Ke7 win in 3 half-moves
7 Bb1 win in 5 half-moves
8 Bb3 win in 5 half-moves
9 Bf7 win in 5 half-moves
10 Bg8 win in 5 half-moves
11 Kb1 win in 5 half-moves
12 Kd1 win in 5 half-moves
13 Kf5 win in 5 half-moves
14 Kf7 win in 5 half-moves
15 Kg5 win in 5 half-moves
16 Kg6 win in 5 half-moves
17 Kg7 win in 5 half-moves
18 Bc4 loss in 2 half-moves
19 Bd5 loss in 2 half-moves
20 Be6 loss in 2 half-moves