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 Kh4 win in 3 half-moves
3 Kb2 win in 7 half-moves
4 Kc2 win in 7 half-moves
5 Kd2 win in 7 half-moves
6 Kd1 win in 9 half-moves
7 Ke1 win in 9 half-moves
8 Ke2 win in 9 half-moves
9 Ke3 win in 9 half-moves
10 Kf3 win in 9 half-moves
11 Kfg2 win in 9 half-moves
12 Kfg3 win in 9 half-moves
13 Khg3 win in 9 half-moves
14 Kb1 win in 11 half-moves
15 Kf1 win in 11 half-moves
16 Khg2 win in 11 half-moves
17 Kg1 win in 13 half-moves
18 Kh2 win in 13 half-moves