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

EGTB: win in 54 half-moves

# move score
1 Rb8 win in 53 half-moves
2 Rb1 draw
3 Rb2 draw
4 Rb7 draw
5 Re5 draw
6 Rf5 draw
7 Rg5 draw
8 Rb6 loss in 4 half-moves
9 Ka7 loss in 2 half-moves
10 Kb7 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Kd8 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Ke8 loss in 2 half-moves
17 Kf6 loss in 2 half-moves
18 Kf7 loss in 2 half-moves
19 Kf8 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rd5 loss in 2 half-moves
25 Rh5 loss in 2 half-moves