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

EGTB: win in 4 half-moves

# move score
1 Kb1 win in 3 half-moves
2 Kb2 win in 3 half-moves
3 Kb6 win in 3 half-moves
4 Kb7 win in 3 half-moves
5 Kc2 win in 3 half-moves
6 Kc6 win in 3 half-moves
7 Kd1 win in 3 half-moves
8 Kd2 win in 3 half-moves
9 Kd7 win in 3 half-moves
10 Ke3 win in 3 half-moves
11 Ke4 win in 3 half-moves
12 Ke5 win in 3 half-moves
13 Kf3 win in 3 half-moves
14 Kb8 win in 5 half-moves
15 Kc8 win in 5 half-moves
16 Kd6 win in 5 half-moves
17 Kg3 win in 5 half-moves
18 Kg4 win in 5 half-moves
19 Kd8 draw
20 Kf5 draw
21 Kg5 draw