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

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Kf4 loss in 2 half-moves
3 Kf5 loss in 2 half-moves
4 Kf6 loss in 2 half-moves
5 Kf8 loss in 2 half-moves
6 Kg4 loss in 2 half-moves
7 Kg6 loss in 2 half-moves
8 Kh4 loss in 2 half-moves
9 Kh5 loss in 2 half-moves
10 Kh6 loss in 2 half-moves
11 Rf8 loss in 2 half-moves
12 Rg6 loss in 2 half-moves
13 Rh8 loss in 2 half-moves
14 Kd7 loss in 1 half-moves
15 Kd8 loss in 1 half-moves
16 Ke7 loss in 1 half-moves
17 Kf7 loss in 1 half-moves