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

EGTB: win in 50 half-moves

# move score
1 Rb8 win in 49 half-moves
2 Kd6 draw
3 Kd7 draw
4 Ra8 draw
5 Rc8 draw
6 Rd2 draw
7 Rd3 draw
8 Rd4 draw
9 Rg8 draw
10 Rh8 draw
11 Ka1 loss in 2 half-moves
12 Ka2 loss in 2 half-moves
13 Ka3 loss in 2 half-moves
14 Kb1 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Kb5 loss in 2 half-moves
17 Kb6 loss in 2 half-moves
18 Kb7 loss in 2 half-moves
19 Kc1 loss in 2 half-moves
20 Kc2 loss in 2 half-moves
21 Kc3 loss in 2 half-moves
22 Kc5 loss in 2 half-moves
23 Kc7 loss in 2 half-moves
24 Kd5 loss in 2 half-moves
25 Rd1 loss in 2 half-moves
26 Rd5 loss in 2 half-moves
27 Rd6 loss in 2 half-moves
28 Rd7 loss in 2 half-moves
29 Re8 loss in 2 half-moves
30 Rf8 loss in 2 half-moves