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 Kb5 draw
3 Kc5 draw
4 Kd3 draw
5 Kd4 draw
6 Kd5 draw
7 Kg7 draw
8 Kh5 draw
9 Ra3 draw
10 Rb1 draw
11 Rb2 draw
12 Rf3 draw
13 Rb4 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rh3 loss in 2 half-moves
22 Kb4 loss in 1 half-moves
23 Kc3 loss in 1 half-moves
24 Kg5 loss in 1 half-moves
25 Kg6 loss in 1 half-moves
26 Kh7 loss in 1 half-moves