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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kc4 win in 3 half-moves
3 Kd4 win in 3 half-moves
4 Kf4 win in 3 half-moves
5 Kf5 win in 3 half-moves
6 Kg5 win in 3 half-moves
7 Kb3 win in 7 half-moves
8 Kd3 win in 7 half-moves
9 Ke1 win in 7 half-moves
10 Ke2 win in 7 half-moves
11 Ke3 win in 7 half-moves
12 Kf1 win in 7 half-moves
13 Kff3 win in 7 half-moves
14 Kfg3 win in 7 half-moves
15 Kg1 win in 7 half-moves
16 Kg2 win in 7 half-moves
17 Kgf3 win in 7 half-moves
18 Kgg3 win in 7 half-moves
19 Kh3 win in 7 half-moves
20 Kh4 win in 7 half-moves
21 Kh5 win in 7 half-moves
22 Kb2 win in 9 half-moves
23 Kc2 win in 9 half-moves
24 Kd2 win in 9 half-moves