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 Ra2 draw
3 Rb4 draw
4 Rb5 draw
5 Rb6 draw
6 Rb7 draw
7 Rc2 draw
8 Rd2 draw
9 Re2 draw
10 Kb3 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Kf3 loss in 2 half-moves
19 Kf4 loss in 2 half-moves
20 Kf5 loss in 2 half-moves
21 Kg3 loss in 2 half-moves
22 Kg5 loss in 2 half-moves
23 Kh3 loss in 2 half-moves
24 Kh4 loss in 2 half-moves
25 Kh5 loss in 2 half-moves
26 Rb1 loss in 2 half-moves
27 Rb3 loss in 2 half-moves
28 Rf2 loss in 2 half-moves
29 Rg2 loss in 2 half-moves
30 Rh2 loss in 2 half-moves