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 Ra3 draw
3 Rc3 draw
4 Rd3 draw
5 Re3 draw
6 Rh4 draw
7 Rh6 draw
8 Rh7 draw
9 Rh8 draw
10 K6d7 loss in 2 half-moves
11 K6e7 loss in 2 half-moves
12 K6f7 loss in 2 half-moves
13 K8d7 loss in 2 half-moves
14 K8e7 loss in 2 half-moves
15 K8f7 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Kd8 loss in 2 half-moves
19 Ke5 loss in 2 half-moves
20 Kf5 loss in 2 half-moves
21 Kf6 loss in 2 half-moves
22 Kf8 loss in 2 half-moves
23 Rb3 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rg3 loss in 2 half-moves
26 Rh1 loss in 2 half-moves
27 Rh2 loss in 2 half-moves