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 Kg5 win in 3 half-moves
4 Kg6 win in 3 half-moves
5 Kg7 win in 3 half-moves
6 Ka3 win in 7 half-moves
7 Ka4 win in 7 half-moves
8 Kc3 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 Kf3 win in 7 half-moves
14 Kg1 win in 7 half-moves
15 Kg2 win in 7 half-moves
16 Kg3 win in 7 half-moves
17 Kh5 win in 7 half-moves
18 Kh7 win in 7 half-moves
19 Ka2 win in 9 half-moves
20 Kb2 win in 9 half-moves
21 Kc2 win in 9 half-moves