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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kf5 win in 5 half-moves
3 Kg5 win in 5 half-moves
4 Kg6 win in 5 half-moves
5 Kb8 win in 7 half-moves
6 Kc8 win in 7 half-moves
7 Kcd7 win in 7 half-moves
8 Ke6 win in 7 half-moves
9 Ked8 win in 7 half-moves
10 Kee7 win in 7 half-moves
11 Kef7 win in 7 half-moves
12 Kf8 win in 7 half-moves
13 Kff7 win in 7 half-moves
14 Kg7 win in 7 half-moves
15 Kcd8 win in 9 half-moves
16 Kd6 win in 9 half-moves
17 Kfe7 win in 11 half-moves
18 Ked7 loss in 4 half-moves
19 Kb6 loss in 2 half-moves
20 Kc6 loss in 2 half-moves
21 Ke5 loss in 2 half-moves