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 Ka2 draw
3 Kf4 draw
4 Kg2 draw
5 Kgg4 draw
6 Kgh4 draw
7 Kh2 draw
8 Kh3 draw
9 Kh6 draw
10 Kb2 loss in 2 half-moves
11 Kf2 loss in 2 half-moves
12 Kf3 loss in 2 half-moves
13 Kg5 loss in 2 half-moves
14 Kg6 loss in 2 half-moves
15 Khg4 loss in 2 half-moves
16 Khh4 loss in 2 half-moves