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 Kf6 draw
3 Kg6 draw
4 Kh6 draw
5 Ra8 draw
6 Rb8 draw
7 Rc8 draw
8 Rd8 draw
9 Re8 draw
10 Rf8 draw
11 Rg6 draw
12 Kf4 loss in 2 half-moves
13 Kf5 loss in 2 half-moves
14 Kg4 loss in 2 half-moves
15 Kh4 loss in 2 half-moves
16 Kh5 loss in 2 half-moves
17 Rh8 loss in 2 half-moves