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

EGTB: win in 4 half-moves

# move score
1 Kff7 win in 3 half-moves
2 Ke7 win in 5 half-moves
3 Kg6 win in 9 half-moves
4 Ke8 draw
5 Kf6 loss in 2 half-moves
6 Kgf7 loss in 2 half-moves
7 Kh6 loss in 2 half-moves
8 Kh7 loss in 2 half-moves
9 Kh8 loss in 2 half-moves
10 Rh8 loss in 2 half-moves