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

EGTB: win in 4 half-moves

# move score
1 Kg6 win in 3 half-moves
2 Kg7 win in 3 half-moves
3 Kh7 win in 3 half-moves
4 Kd2 win in 7 half-moves
5 Kf1 win in 7 half-moves
6 Kf4 win in 7 half-moves
7 Kg3 win in 7 half-moves
8 Kg5 win in 7 half-moves
9 Kgf2 win in 7 half-moves
10 Kgf3 win in 7 half-moves
11 Kh5 win in 7 half-moves
12 Ke2 win in 9 half-moves
13 Kef2 win in 9 half-moves
14 Kef3 win in 9 half-moves
15 Kg1 win in 11 half-moves
16 Kh3 win in 11 half-moves
17 Kh2 win in 13 half-moves
18 Kh1 win in 17 half-moves
19 Kd3 loss in 2 half-moves
20 Kd4 loss in 2 half-moves
21 Ke4 loss in 2 half-moves