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

EGTB: win in 4 half-moves

# move score
1 K4f5 win in 3 half-moves
2 K5f5 win in 3 half-moves
3 Kf6 win in 3 half-moves
4 Kgg6 win in 3 half-moves
5 Khg6 win in 3 half-moves
6 K4f4 win in 7 half-moves
7 K5f4 win in 7 half-moves
8 Kf3 win in 7 half-moves
9 Kg3 win in 9 half-moves
10 Kg5h4 win in 9 half-moves
11 Kgh6 win in 9 half-moves
12 Kh3 win in 9 half-moves
13 Khh4 win in 9 half-moves
14 Khh6 win in 9 half-moves
15 K4h4 win in 11 half-moves