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 Rd1 draw
3 Re1 draw
4 Rf1 draw
5 Rg1 draw
6 Rh4 draw
7 Rh5 draw
8 Rh7 draw
9 Ke6 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Ke8 loss in 2 half-moves
12 Kf6 loss in 2 half-moves
13 Kf8 loss in 2 half-moves
14 Kfg7 loss in 2 half-moves
15 Kfg8 loss in 2 half-moves
16 Kg6 loss in 2 half-moves
17 Kh7 loss in 2 half-moves
18 Khg7 loss in 2 half-moves
19 Khg8 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Rb1 loss in 2 half-moves
22 Rc1 loss in 2 half-moves
23 Rh2 loss in 2 half-moves
24 Rh3 loss in 2 half-moves