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

EGTB: win in 4 half-moves

# move score
1 Rg5 win in 3 half-moves
2 Kf3 draw
3 Kf4 draw
4 Kf5 draw
5 Kg3 draw
6 Kg5 draw
7 Kg7 draw
8 Kg8 draw
9 Kh3 draw
10 Kh4 draw
11 Kh5 draw
12 Kh7 draw
13 Ra6 draw
14 Rb6 draw
15 Rd6 draw
16 Re6 draw
17 Rf6 draw
18 Rh6 draw
19 Rc6 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rg8 loss in 2 half-moves