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 Kb3 win in 5 half-moves
4 Kd3 win in 5 half-moves
5 Kd4 win in 5 half-moves
6 Kg3 win in 5 half-moves
7 Kg4 win in 5 half-moves
8 Kg5 win in 5 half-moves
9 Kg6 win in 5 half-moves
10 Kg8 win in 5 half-moves
11 Kh3 win in 5 half-moves
12 Kh5 win in 5 half-moves
13 Kb2 win in 7 half-moves
14 Kc2 win in 7 half-moves
15 Kd2 win in 7 half-moves
16 Kh6 win in 7 half-moves
17 Kh7 win in 7 half-moves
18 Kh8 win in 7 half-moves
19 Kf6 loss in 2 half-moves
20 Kf7 loss in 2 half-moves
21 Kf8 loss in 2 half-moves