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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rh5 win in 1 half-moves
3 Ka2 loss in 2 half-moves
4 Ra5 loss in 2 half-moves
5 Rb3 loss in 2 half-moves
6 Rb6 loss in 2 half-moves
7 Rb7 loss in 2 half-moves
8 Rb8 loss in 2 half-moves
9 Rc5 loss in 2 half-moves
10 Rd5 loss in 2 half-moves
11 Re5 loss in 2 half-moves
12 Rf5 loss in 2 half-moves
13 Rg5 loss in 2 half-moves
14 Kb1 loss in 1 half-moves
15 Kb2 loss in 1 half-moves
16 Rb1 loss in 1 half-moves
17 Rb2 loss in 1 half-moves