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 Kc4 win in 3 half-moves
3 Kb4 win in 7 half-moves
4 Kc6 draw
5 Ke1 draw
6 Ke2 draw
7 Kf1 draw
8 Kg1 draw
9 Kg2 draw
10 Ra3 draw
11 Rb1 draw
12 Rb2 draw
13 Rb5 draw
14 Rh3 draw
15 Kb5 loss in 4 half-moves
16 Kb6 loss in 4 half-moves
17 Rc3 loss in 4 half-moves
18 Kd4 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Ke3 loss in 2 half-moves
22 Kf3 loss in 2 half-moves
23 Kg3 loss in 2 half-moves
24 Rb4 loss in 2 half-moves
25 Rb6 loss in 2 half-moves
26 Rb7 loss in 2 half-moves
27 Rd3 loss in 2 half-moves
28 Re3 loss in 2 half-moves
29 Rf3 loss in 2 half-moves
30 Rg3 loss in 2 half-moves