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