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

EGTB: win in 4 half-moves

# move score
1 Rh5 win in 3 half-moves
2 Kf4 draw
3 Kf5 draw
4 Kgg5 draw
5 Kgh3 draw
6 Kgh5 draw
7 Khh3 draw
8 Khh5 draw
9 Rb8 draw
10 Rg8 draw
11 Rh6 draw
12 Rh7 draw
13 Kf3 loss in 2 half-moves
14 Kgg3 loss in 2 half-moves
15 Khg3 loss in 2 half-moves
16 Khg5 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf8 loss in 2 half-moves