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 Kh5 draw
4 Rc8 draw
5 Rd8 draw
6 Re8 draw
7 Rf8 draw
8 Rh6 draw
9 Rh7 draw
10 Ra8 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Rh5 loss in 2 half-moves
13 Kg3 loss in 1 half-moves
14 Kg4 loss in 1 half-moves
15 Kg5 loss in 1 half-moves