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 Kf4 win in 3 half-moves
4 Kf5 win in 3 half-moves
5 Kg6 win in 3 half-moves
6 Kgg5 win in 3 half-moves
7 Khg5 win in 3 half-moves
8 Ka2 win in 7 half-moves
9 Ka3 win in 7 half-moves
10 Ka4 win in 7 half-moves
11 Kb2 win in 7 half-moves
12 Kc2 win in 7 half-moves
13 Kc3 win in 7 half-moves
14 Kf3 win in 7 half-moves
15 Kg3 win in 7 half-moves
16 Kgh4 win in 7 half-moves
17 Kh3 win in 7 half-moves
18 Kh6 win in 7 half-moves
19 Khh4 win in 7 half-moves