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

EGTB: win in 52 half-moves

# move score
1 Rb8 win in 51 half-moves
2 Rb1 win in 55 half-moves
3 Rb2 win in 55 half-moves
4 Rb3 win in 55 half-moves
5 Kd8 loss in 4 half-moves
6 Kg8 loss in 4 half-moves
7 Ra7 loss in 4 half-moves
8 Rc7 loss in 4 half-moves
9 Rd7 loss in 4 half-moves
10 Rh7 loss in 4 half-moves
11 Kd7 loss in 2 half-moves
12 Kee7 loss in 2 half-moves
13 Kef7 loss in 2 half-moves
14 Kfe7 loss in 2 half-moves
15 Kff7 loss in 2 half-moves
16 Kg7 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rg7 loss in 2 half-moves