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

EGTB: win in 4 half-moves

# move score
1 Kb3 win in 3 half-moves
2 Kc3 win in 3 half-moves
3 Kb1 win in 5 half-moves
4 Kb2 win in 5 half-moves
5 Kc1 win in 5 half-moves
6 Kd1 win in 5 half-moves
7 Kd2 win in 5 half-moves
8 Kd3 win in 5 half-moves
9 Ke5 win in 5 half-moves
10 Kf3 win in 5 half-moves
11 Kf4 win in 5 half-moves
12 Kf7 win in 5 half-moves
13 Kff5 win in 5 half-moves
14 Kg3 win in 5 half-moves
15 Kgf5 win in 5 half-moves
16 Kgg5 win in 5 half-moves
17 Kh3 win in 5 half-moves
18 Kh4 win in 5 half-moves
19 Kh5 win in 5 half-moves
20 Kfg5 win in 7 half-moves
21 Kg6 win in 7 half-moves
22 Kg7 win in 7 half-moves
23 Ke6 loss in 2 half-moves
24 Ke7 loss in 2 half-moves