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 Kg2 win in 3 half-moves
3 Kf4 win in 5 half-moves
4 Kfg4 win in 5 half-moves
5 Ka3 win in 7 half-moves
6 Kb1 win in 7 half-moves
7 Kb2 win in 7 half-moves
8 Ke4 win in 7 half-moves
9 Kg3 win in 7 half-moves
10 Kg5 win in 7 half-moves
11 Kg6 win in 7 half-moves
12 Kh4 win in 7 half-moves
13 Khg4 win in 7 half-moves
14 Ka1 win in 9 half-moves
15 Ke5 win in 9 half-moves
16 Kf6 win in 9 half-moves
17 Kh2 win in 9 half-moves
18 Ke6 win in 11 half-moves