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 Ra1 draw
3 Ra2 draw
4 Rd3 draw
5 Rg3 draw
6 Rh3 draw
7 R3a6 loss in 4 half-moves
8 R3a7 loss in 4 half-moves
9 Kb7 loss in 2 half-moves
10 Kb8 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 R3a4 loss in 2 half-moves
15 R3a5 loss in 2 half-moves
16 R8a4 loss in 2 half-moves
17 R8a5 loss in 2 half-moves
18 R8a6 loss in 2 half-moves
19 R8a7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc3 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Rf3 loss in 2 half-moves