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 Ke3 loss in 2 half-moves
3 Ke4 loss in 2 half-moves
4 Ke5 loss in 2 half-moves
5 Kf3 loss in 2 half-moves
6 Kf5 loss in 2 half-moves
7 Kfg3 loss in 2 half-moves
8 Kg1 loss in 2 half-moves
9 Kg2 loss in 2 half-moves
10 Kg5 loss in 2 half-moves
11 Kh1 loss in 2 half-moves
12 Kh3 loss in 2 half-moves
13 Khg3 loss in 2 half-moves
14 Rg1 loss in 2 half-moves
15 Rg2 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh4 loss in 2 half-moves