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 Rb7 draw
3 Rb8 draw
4 Kb7 loss in 20 half-moves
5 Ka7 loss in 18 half-moves
6 Kb8 loss in 12 half-moves
7 Ra5 loss in 12 half-moves
8 Rb6 loss in 4 half-moves
9 Rf5 loss in 4 half-moves
10 Rb1 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Rd5 loss in 2 half-moves
15 Re5 loss in 2 half-moves
16 Rg5 loss in 1 half-moves
17 Rh5 loss in 1 half-moves