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 Kb8 draw
3 Kc8 draw
4 Kd8 draw
5 Ra2 draw
6 Rb2 draw
7 Rc2 draw
8 Rf2 draw
9 Rh3 draw
10 Rh4 draw
11 Kb6 loss in 2 half-moves
12 Kb7 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Kg5 loss in 2 half-moves
17 Kg6 loss in 2 half-moves
18 Kg7 loss in 2 half-moves
19 Kh5 loss in 2 half-moves
20 Kh7 loss in 2 half-moves
21 Rd2 loss in 2 half-moves
22 Re2 loss in 2 half-moves
23 Rg2 loss in 2 half-moves
24 Rh1 loss in 2 half-moves