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 Ke3 win in 3 half-moves
3 Kg5 win in 3 half-moves
4 Kg6 win in 3 half-moves
5 Kg7 win in 3 half-moves
6 Kh5 win in 3 half-moves
7 Kb3 win in 5 half-moves
8 Ke2 win in 5 half-moves
9 Ka3 win in 9 half-moves
10 Ke1 win in 9 half-moves
11 Kf1 win in 9 half-moves
12 Kg3 win in 9 half-moves
13 Kh7 win in 11 half-moves
14 Kf3 draw
15 Kg2 draw
16 Ka5 loss in 2 half-moves
17 Kb5 loss in 2 half-moves
18 Kg1 loss in 2 half-moves