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 Rh3 win in 1 half-moves
3 Rb5 win in 3 half-moves
4 Rb7 win in 3 half-moves
5 Rb4 win in 5 half-moves
6 Rb6 win in 5 half-moves
7 Ka1 draw
8 Ka3 draw
9 Kb1 draw
10 Kb2 draw
11 Kb5 draw
12 Kb6 draw
13 Kb7 draw
14 Kc5 draw
15 Kc7 draw
16 Kd5 draw
17 Kd6 draw
18 Kd7 draw
19 Ra3 draw
20 Rc3 draw
21 Rd3 draw
22 Rb1 loss in 2 half-moves
23 Rb2 loss in 2 half-moves
24 Re3 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rg3 loss in 2 half-moves