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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rb2 win in 3 half-moves
3 Rg5 draw
4 Kb1 loss in 2 half-moves
5 Kb2 loss in 2 half-moves
6 Kb3 loss in 2 half-moves
7 Kc1 loss in 2 half-moves
8 Kc3 loss in 2 half-moves
9 Kcd1 loss in 2 half-moves
10 Kcd2 loss in 2 half-moves
11 Kcd3 loss in 2 half-moves
12 Ke1 loss in 2 half-moves
13 Ke3 loss in 2 half-moves
14 Ked1 loss in 2 half-moves
15 Ked2 loss in 2 half-moves
16 Ked3 loss in 2 half-moves
17 Kf1 loss in 2 half-moves
18 Kf2 loss in 2 half-moves
19 Kf3 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Rb1 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rb6 loss in 2 half-moves
25 Rb7 loss in 2 half-moves
26 Rc5 loss in 2 half-moves
27 Rd5 loss in 2 half-moves
28 Re5 loss in 2 half-moves
29 Rf5 loss in 2 half-moves
30 Rh5 loss in 2 half-moves