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 Kf5 draw
3 Kg5 draw
4 Kh5 draw
5 Ra8 draw
6 Rb8 draw
7 Rc8 draw
8 Kf3 loss in 2 half-moves
9 Kf4 loss in 2 half-moves
10 Kg3 loss in 2 half-moves
11 Kh3 loss in 2 half-moves
12 Kh4 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rh8 loss in 2 half-moves