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 Rh1 draw
3 Rh2 draw
4 Rh3 draw
5 Kd7 loss in 2 half-moves
6 Kd8 loss in 2 half-moves
7 Ke7 loss in 2 half-moves
8 Kf7 loss in 2 half-moves
9 Kf8 loss in 2 half-moves
10 Rf8 loss in 2 half-moves
11 Rh5 loss in 2 half-moves
12 Rh6 loss in 2 half-moves
13 Rh7 loss in 2 half-moves
14 Rh4 loss in 1 half-moves