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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rg5 win in 1 half-moves
3 Kd5 win in 3 half-moves
4 Rb6 win in 3 half-moves
5 Rb7 win in 3 half-moves
6 Kc5 win in 5 half-moves
7 K6b6 loss in 2 half-moves
8 K6b7 loss in 2 half-moves
9 K6d6 loss in 2 half-moves
10 K6d7 loss in 2 half-moves
11 K7b6 loss in 2 half-moves
12 K7b7 loss in 2 half-moves
13 K7d6 loss in 2 half-moves
14 K7d7 loss in 2 half-moves
15 Kb8 loss in 2 half-moves
16 Kc8 loss in 2 half-moves
17 Kd8 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rd5 loss in 2 half-moves
25 Re5 loss in 2 half-moves
26 Rf5 loss in 2 half-moves
27 Rh5 loss in 2 half-moves