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 5 half-moves
3 Rc8 win in 7 half-moves
4 Rh8 win in 9 half-moves
5 Ra8 draw
6 Re8 draw
7 Rg1 draw
8 Rg2 draw
9 Rg4 draw
10 Kb5 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Kb7 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kcd5 loss in 2 half-moves
16 Kcd6 loss in 2 half-moves
17 Kcd7 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Ke7 loss in 2 half-moves
20 Ked5 loss in 2 half-moves
21 Ked6 loss in 2 half-moves
22 Ked7 loss in 2 half-moves
23 Kf5 loss in 2 half-moves
24 Kf6 loss in 2 half-moves
25 Kf7 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rg3 loss in 2 half-moves
28 Rg5 loss in 2 half-moves
29 Rg6 loss in 2 half-moves
30 Rg7 loss in 2 half-moves