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

EGTB: win in 8 half-moves

# move score
1 Rb6 win in 7 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kb6 draw
5 Kc2 draw
6 Kd1 draw
7 Kd2 draw
8 Kd6 draw
9 Ra1 draw
10 Ra3 draw
11 Kb5 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 Kd5 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Ra8 loss in 2 half-moves