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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rb5 win in 5 half-moves
3 Rh8 draw
4 Ka2 loss in 2 half-moves
5 Ka4 loss in 2 half-moves
6 Kab4 loss in 2 half-moves
7 Kb2 loss in 2 half-moves
8 Kb3 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Kb6 loss in 2 half-moves
11 Kc4 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kcb4 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rc8 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rg8 loss in 2 half-moves