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 5 half-moves
3 Kf3 win in 7 half-moves
4 Kf4 win in 7 half-moves
5 Khg2 win in 7 half-moves
6 Kd3 win in 9 half-moves
7 Kg1 win in 9 half-moves
8 Kf2 win in 11 half-moves
9 Khh2 win in 13 half-moves
10 Kc1 win in 15 half-moves
11 Ke2 win in 15 half-moves
12 Ke3 win in 15 half-moves
13 Kc2 win in 17 half-moves
14 Kd1 win in 17 half-moves
15 Kh3 win in 17 half-moves
16 Ke1 win in 19 half-moves
17 Kgg2 win in 19 half-moves
18 Kgh2 win in 19 half-moves
19 Kc3 win in 21 half-moves