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 Kd6 draw
3 Ke6 draw
4 Kf6 draw
5 Kd7 loss in 2 half-moves
6 Kd8 loss in 2 half-moves
7 Kf7 loss in 2 half-moves
8 Kf8 loss in 2 half-moves
9 Ra8 loss in 2 half-moves
10 Rb8 loss in 2 half-moves
11 Rc8 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Rh8 loss in 2 half-moves