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 Ke6 win in 7 half-moves
3 Kee7 win in 7 half-moves
4 Rh8 win in 7 half-moves
5 Kef7 win in 11 half-moves
6 Kf8 win in 11 half-moves
7 Kg6 draw
8 Rh5 draw
9 Rh7 draw
10 Kd7 loss in 2 half-moves
11 Kd8 loss in 2 half-moves
12 Ke5 loss in 2 half-moves
13 Kf5 loss in 2 half-moves
14 Kfe7 loss in 2 half-moves
15 Kff7 loss in 2 half-moves
16 Kg5 loss in 2 half-moves
17 Kg7 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Rh2 loss in 2 half-moves
20 Rh3 loss in 2 half-moves
21 Rh4 loss in 2 half-moves