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

EGTB: win in 4 half-moves

# move score
1 K7f8 win in 3 half-moves
2 Kg6 draw
3 Rh1 draw
4 Rh2 draw
5 Rh3 draw
6 Rh4 draw
7 Rh5 draw
8 Rh7 draw
9 Kf6 loss in 2 half-moves
10 Kh6 loss in 2 half-moves
11 K7f7 loss in 1 half-moves
12 K7h7 loss in 1 half-moves
13 K8f7 loss in 1 half-moves
14 K8f8 loss in 1 half-moves
15 K8h7 loss in 1 half-moves
16 Rh6 loss in 1 half-moves