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 Kd7 draw
3 Kd8 draw
4 Ke6 draw
5 Kf6 draw
6 Kf7 draw
7 Ra8 draw
8 Re8 draw
9 Rh6 draw
10 Kf8 loss in 8 half-moves
11 Kd6 loss in 6 half-moves
12 Ke8 loss in 6 half-moves
13 Rh7 loss in 6 half-moves
14 Rh4 loss in 4 half-moves
15 Rb8 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rh1 loss in 2 half-moves
20 Rh2 loss in 2 half-moves
21 Rh3 loss in 2 half-moves
22 Rh5 loss in 1 half-moves