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

EGTB: win in 4 half-moves

# move score
1 Rg6 win in 3 half-moves
2 Rg7 win in 3 half-moves
3 Rg8 win in 3 half-moves
4 Rg1 draw
5 Rg4 draw
6 Rg5 draw
7 Ke2 loss in 2 half-moves
8 Ke3 loss in 2 half-moves
9 Kf3 loss in 2 half-moves
10 Kfg3 loss in 2 half-moves
11 Kg4 loss in 2 half-moves
12 Kg5 loss in 2 half-moves
13 Kh3 loss in 2 half-moves
14 Kh5 loss in 2 half-moves
15 Khg3 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rh2 loss in 2 half-moves
18 Ke1 loss in 1 half-moves
19 Kf1 loss in 1 half-moves
20 Kg1 loss in 1 half-moves