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 Kg4 draw
3 Kg6 draw
4 Ra7 draw
5 Rb7 draw
6 Rd7 draw
7 Re7 draw
8 Rf7 draw
9 Rg6 draw
10 Rh7 draw
11 Kf4 loss in 2 half-moves
12 Kf5 loss in 2 half-moves
13 Kf6 loss in 2 half-moves
14 Kh4 loss in 2 half-moves
15 Kh5 loss in 2 half-moves
16 Kh6 loss in 2 half-moves
17 Rc7 loss in 2 half-moves