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 Kc1 win in 5 half-moves
4 Kf2 win in 5 half-moves
5 Kf3 win in 5 half-moves
6 Kf4 win in 5 half-moves
7 Kf6 win in 5 half-moves
8 Kg2 win in 5 half-moves
9 Kg4 win in 5 half-moves
10 Ke6 win in 7 half-moves
11 Ke7 win in 7 half-moves
12 Ke8 win in 7 half-moves
13 Kf8 win in 7 half-moves
14 Kg6 win in 9 half-moves
15 Ka2 win in 11 half-moves
16 Kg7 win in 11 half-moves
17 Kg8 win in 13 half-moves
18 Kh3 win in 15 half-moves
19 Kh4 win in 15 half-moves
20 Ka1 draw
21 Kh2 draw