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

EGTB: win in 10 half-moves

# move score
1 Rb8 win in 9 half-moves
2 Kc2 draw
3 Kc3 draw
4 Kc4 draw
5 Kd2 draw
6 Ra8 draw
7 Rc8 draw
8 Rd8 draw
9 Re1 draw
10 Kb5 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Kb7 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Kd7 loss in 2 half-moves
19 Ke2 loss in 2 half-moves
20 Ke3 loss in 2 half-moves
21 Ke4 loss in 2 half-moves
22 Re2 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Re5 loss in 2 half-moves
26 Re6 loss in 2 half-moves
27 Re7 loss in 2 half-moves
28 Rf8 loss in 2 half-moves
29 Rg8 loss in 2 half-moves
30 Rh8 loss in 2 half-moves