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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rb3 draw
3 Rb4 draw
4 Rb5 draw
5 Ka7 loss in 2 half-moves
6 Kb7 loss in 2 half-moves
7 Kb8 loss in 2 half-moves
8 Ra6 loss in 2 half-moves
9 Rb1 loss in 2 half-moves
10 Rb7 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Rg6 loss in 2 half-moves
14 Rh6 loss in 2 half-moves
15 Rd6 loss in 1 half-moves
16 Re6 loss in 1 half-moves
17 Rf6 loss in 1 half-moves