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

EGTB: win in 4 half-moves

# move score
1 Kgf5 win in 3 half-moves
2 Ke6 draw
3 Ke7 draw
4 Kff7 draw
5 Kfg7 draw
6 Kgf7 draw
7 Kgg7 draw
8 Kh6 draw
9 Kh7 draw
10 Ke5 loss in 2 half-moves
11 Kff5 loss in 2 half-moves
12 Kfg5 loss in 2 half-moves
13 Kgg5 loss in 2 half-moves
14 Kh5 loss in 2 half-moves