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

EGTB: win in 6 half-moves

# move score
1 Ra4 win in 5 half-moves
2 Kc6 win in 7 half-moves
3 Kd8 win in 7 half-moves
4 Ra5 win in 7 half-moves
5 Ra3 win in 11 half-moves
6 Ra2 win in 13 half-moves
7 Kb7 draw
8 Ra1 draw
9 Rb8 draw
10 Kc4 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Kb8 loss in 1 half-moves