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

EGTB: win in 4 half-moves

# move score
1 Ke7 win in 3 half-moves
2 Kef7 win in 3 half-moves
3 Kd7 draw
4 Kd8 draw
5 Kef8 draw
6 Kgf8 draw
7 Kh8 draw
8 Kg7 loss in 2 half-moves
9 Kgf7 loss in 2 half-moves
10 Kh7 loss in 2 half-moves