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 Rc8 win in 5 half-moves
3 Ra8 win in 9 half-moves
4 Rd8 draw
5 Re8 draw
6 Rg3 draw
7 Rg5 draw
8 Rg6 draw
9 Rg7 draw
10 Kb6 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Kb8 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kc8 loss in 2 half-moves
15 Kcd6 loss in 2 half-moves
16 Kcd7 loss in 2 half-moves
17 Kcd8 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Ke8 loss in 2 half-moves
20 Ked6 loss in 2 half-moves
21 Ked7 loss in 2 half-moves
22 Ked8 loss in 2 half-moves
23 Kf6 loss in 2 half-moves
24 Kf7 loss in 2 half-moves
25 Kf8 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rg1 loss in 2 half-moves
28 Rg2 loss in 2 half-moves
29 Rg4 loss in 2 half-moves
30 Rh8 loss in 2 half-moves