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

EGTB: win in 2 half-moves

# move score
1 Rh4 win in 1 half-moves
2 Kf6 draw
3 Rd8 draw
4 Rh7 draw
5 Kg7 loss in 14 half-moves
6 Kf7 loss in 10 half-moves
7 Kh7 loss in 6 half-moves
8 Kh5 loss in 4 half-moves
9 Kh6 loss in 4 half-moves
10 Ra8 loss in 4 half-moves
11 Rb8 loss in 4 half-moves
12 Rg8 loss in 4 half-moves
13 Rh6 loss in 4 half-moves
14 Kf5 loss in 2 half-moves
15 Kg5 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rh1 loss in 2 half-moves
20 Rh2 loss in 2 half-moves
21 Rh3 loss in 2 half-moves
22 Rh5 loss in 2 half-moves