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 Re7 win in 1 half-moves
3 Rh7 win in 1 half-moves
4 Rb1 loss in 10 half-moves
5 Rb3 loss in 10 half-moves
6 Rb8 loss in 10 half-moves
7 Kb8 loss in 2 half-moves
8 Kc7 loss in 2 half-moves
9 Kd7 loss in 2 half-moves
10 Kd8 loss in 2 half-moves
11 Ra7 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Rf7 loss in 1 half-moves
18 Rg7 loss in 1 half-moves