Click on the third or sixth rank to set the en passant target square.

EGTB: win in 20 half-moves

# move score
1 Rg8 win in 19 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Kd7 draw
6 Kd8 draw
7 Ke4 draw
8 Rg6 draw
9 Rh4 draw
10 Ke3 loss in 2 half-moves
11 Ke5 loss in 2 half-moves
12 Kf3 loss in 2 half-moves
13 Kf5 loss in 2 half-moves
14 Kg3 loss in 2 half-moves
15 Kg5 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rg3 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rg7 loss in 2 half-moves