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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kf3 win in 3 half-moves
3 Kg2 win in 3 half-moves
4 Kg3 win in 3 half-moves
5 Ke3 win in 5 half-moves
6 Kg7 win in 5 half-moves
7 Kh7 win in 5 half-moves
8 Kd2 win in 7 half-moves
9 Kd3 win in 7 half-moves
10 Kd4 win in 7 half-moves
11 Ke2 win in 7 half-moves
12 Kf8 win in 7 half-moves
13 Kb2 win in 11 half-moves
14 Kb3 win in 11 half-moves
15 Kc2 win in 11 half-moves
16 Kc4 win in 11 half-moves
17 Kf1 win in 11 half-moves
18 Ke1 win in 15 half-moves
19 Kg1 win in 19 half-moves
20 Kh8 draw
21 Kf7 loss in 2 half-moves