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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Kh3 draw
3 Kh4 draw
4 Kh5 draw
5 Ra7 draw
6 Rb7 draw
7 Kf3 loss in 2 half-moves
8 Kf4 loss in 2 half-moves
9 Kf5 loss in 2 half-moves
10 Kg3 loss in 2 half-moves
11 Kg5 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Re7 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rh7 loss in 2 half-moves