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 Kc3 win in 3 half-moves
3 Kf6 win in 5 half-moves
4 Kf7 win in 5 half-moves
5 Kf8 win in 5 half-moves
6 Kb2 win in 7 half-moves
7 Kd2 win in 7 half-moves
8 Kd3 win in 7 half-moves
9 Kg5 win in 7 half-moves
10 Kg8 win in 7 half-moves
11 Kgg6 win in 7 half-moves
12 Kh5 win in 7 half-moves
13 Khg6 win in 7 half-moves
14 Khh7 win in 7 half-moves
15 Kb1 win in 9 half-moves
16 Kc1 win in 9 half-moves
17 Kd1 win in 9 half-moves
18 Kgh7 win in 9 half-moves
19 Kh8 win in 9 half-moves