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 Kd3 win in 3 half-moves
4 Kd2 win in 5 half-moves
5 Kf3 win in 5 half-moves
6 Kg5 win in 5 half-moves
7 Ke4 win in 9 half-moves
8 Kf4 win in 9 half-moves
9 Kh6 win in 11 half-moves
10 Ka2 draw
11 Kd4 draw
12 Ke2 draw
13 Kf2 draw
14 Kg4 draw
15 Kh4 draw
16 Kg6 loss in 2 half-moves