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 Kgg3 draw
6 Kgg5 draw
7 Kgh3 draw
8 Kgh5 draw
9 Khg3 draw
10 Khg5 draw
11 Khh3 draw
12 Khh5 draw
13 Ra6 draw
14 Rb6 draw
15 Rf6 draw
16 Rh6 draw
17 Rc6 loss in 2 half-moves
18 Rd6 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rg8 loss in 2 half-moves