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

EGTB: win in 8 half-moves

# move score
1 Kb6 win in 7 half-moves
2 Kb5 win in 9 half-moves
3 Kb4 win in 11 half-moves
4 Kb8 win in 11 half-moves
5 Ra5 win in 11 half-moves
6 Rb8 win in 11 half-moves
7 Ra1 win in 13 half-moves
8 Ra3 win in 13 half-moves
9 Kb7 draw
10 Kc4 draw
11 Kc6 draw
12 Kc7 draw
13 Ra2 draw
14 Ra4 draw
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 Kd8 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves