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

EGTB: win in 4 half-moves

# move score
1 Rh6 win in 3 half-moves
2 Ra4 draw
3 Rb4 draw
4 Rc4 draw
5 Rd4 draw
6 Rh1 draw
7 Rh5 draw
8 Rh7 draw
9 Rh8 draw
10 Kd6 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Kd8 loss in 2 half-moves
13 Ke6 loss in 2 half-moves
14 Kee8 loss in 2 half-moves
15 Kef7 loss in 2 half-moves
16 Kf6 loss in 2 half-moves
17 Kfe8 loss in 2 half-moves
18 Kff7 loss in 2 half-moves
19 Kg7 loss in 2 half-moves
20 Kg8 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rf4 loss in 2 half-moves
23 Rg4 loss in 2 half-moves
24 Rh2 loss in 2 half-moves
25 Rh3 loss in 2 half-moves