Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Kg4 win in 3 half-moves
2 Kg5 win in 5 half-moves
3 Kgf6 win in 5 half-moves
4 Kef6 win in 9 half-moves
5 Kd7 win in 13 half-moves
6 Kgf7 win in 13 half-moves
7 Kgf8 win in 13 half-moves
8 Ke8 win in 15 half-moves
9 Kg8 win in 15 half-moves
10 Kgg6 win in 15 half-moves
11 Khg6 win in 15 half-moves
12 Kd8 win in 17 half-moves
13 Kef7 win in 17 half-moves
14 Kef8 win in 17 half-moves
15 Kgh6 win in 17 half-moves
16 Kh4 win in 17 half-moves
17 Kh7 win in 17 half-moves
18 Khh6 win in 17 half-moves
19 Kh8 win in 21 half-moves
20 Kd6 loss in 2 half-moves
21 Ke6 loss in 2 half-moves