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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rd8 win in 3 half-moves
3 Re8 win in 3 half-moves
4 Rc8 win in 7 half-moves
5 Ra8 draw
6 Rf8 draw
7 Rh1 draw
8 Rh2 draw
9 Rh3 draw
10 Rh4 draw
11 Kb5 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kb7 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Kd7 loss in 2 half-moves
19 Ke5 loss in 2 half-moves
20 Ke6 loss in 2 half-moves
21 Ke7 loss in 2 half-moves
22 Kf5 loss in 2 half-moves
23 Kf7 loss in 2 half-moves
24 Kg5 loss in 2 half-moves
25 Kg6 loss in 2 half-moves
26 Kg7 loss in 2 half-moves
27 Rg8 loss in 2 half-moves
28 Rh5 loss in 2 half-moves
29 Rh6 loss in 2 half-moves
30 Rh7 loss in 2 half-moves