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 Rb8 draw
3 Rd8 draw
4 Re8 draw
5 Rf8 draw
6 Rh4 draw
7 Kf3 loss in 2 half-moves
8 Kf4 loss in 2 half-moves
9 Kf5 loss in 2 half-moves
10 Kg2 loss in 2 half-moves
11 Kg5 loss in 2 half-moves
12 Kgg3 loss in 2 half-moves
13 Kgh4 loss in 2 half-moves
14 Kh2 loss in 2 half-moves
15 Kh5 loss in 2 half-moves
16 Khg3 loss in 2 half-moves
17 Khh4 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh6 loss in 2 half-moves
22 Rh7 loss in 2 half-moves