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

EGTB: win in 10 half-moves

# move score
1 Rc8 win in 9 half-moves
2 Re8 win in 9 half-moves
3 Rg2 draw
4 Kb6 loss in 2 half-moves
5 Kb7 loss in 2 half-moves
6 Kb8 loss in 2 half-moves
7 Kc6 loss in 2 half-moves
8 Kc8 loss in 2 half-moves
9 Kcd6 loss in 2 half-moves
10 Kcd7 loss in 2 half-moves
11 Kd5 loss in 2 half-moves
12 Kd8 loss in 2 half-moves
13 Ke5 loss in 2 half-moves
14 Ke7 loss in 2 half-moves
15 Ked6 loss in 2 half-moves
16 Ked7 loss in 2 half-moves
17 Kf5 loss in 2 half-moves
18 Kf6 loss in 2 half-moves
19 Kf7 loss in 2 half-moves
20 Ra8 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rd8 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rg3 loss in 2 half-moves
26 Rg4 loss in 2 half-moves
27 Rg5 loss in 2 half-moves
28 Rg6 loss in 2 half-moves
29 Rg7 loss in 2 half-moves
30 Rh8 loss in 2 half-moves