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 Kg5 loss in 13 half-moves
3 Kg6 loss in 11 half-moves
4 Ke1 loss in 2 half-moves
5 Ke2 loss in 2 half-moves
6 Ke5 loss in 2 half-moves
7 Ke6 loss in 2 half-moves
8 Ke7 loss in 2 half-moves
9 Kf2 loss in 2 half-moves
10 Kf5 loss in 2 half-moves
11 Kf7 loss in 2 half-moves
12 Kg2 loss in 2 half-moves
13 Kg7 loss in 2 half-moves
14 Rg2 loss in 2 half-moves
15 Rg3 loss in 2 half-moves
16 Rg4 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 Rh1 loss in 2 half-moves