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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kc6 win in 3 half-moves
3 Kb6 win in 7 half-moves
4 Ke7 win in 7 half-moves
5 Ke8 win in 7 half-moves
6 Kf6 win in 7 half-moves
7 Kff7 win in 7 half-moves
8 Kg6 win in 7 half-moves
9 Kgf7 win in 7 half-moves
10 Kh6 win in 7 half-moves
11 Kh7 win in 7 half-moves
12 Kd7 win in 9 half-moves
13 Kd6 win in 11 half-moves
14 Kd8 win in 13 half-moves
15 Kh8 win in 13 half-moves
16 Kb8 draw
17 Kc8 draw
18 Kfg8 draw
19 Kgg8 draw