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 Kd8 draw
3 Kf8 draw
4 Ra8 draw
5 Rb8 draw
6 Kd6 loss in 2 half-moves
7 Kd7 loss in 2 half-moves
8 Ke6 loss in 2 half-moves
9 Kf6 loss in 2 half-moves
10 Kf7 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