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

EGTB: win in 4 half-moves

# move score
1 Kc2 win in 3 half-moves
2 Kd1 win in 3 half-moves
3 Kd2 win in 3 half-moves
4 Ke3 win in 3 half-moves
5 Ke4 win in 3 half-moves
6 Kff3 win in 3 half-moves
7 Kgf3 win in 3 half-moves
8 Ke5 win in 5 half-moves
9 Kff5 win in 5 half-moves
10 Kgf5 win in 5 half-moves
11 Kgg5 win in 5 half-moves
12 Kh4 win in 5 half-moves
13 Kgg3 win in 7 half-moves
14 Kh3 win in 7 half-moves
15 Kfg3 win in 15 half-moves
16 Kfg5 win in 19 half-moves
17 Kh5 win in 19 half-moves
18 Kb1 draw
19 Kb2 draw