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

EGTB: win in 8 half-moves

# move score
1 Kb8 win in 7 half-moves
2 Kc5 win in 9 half-moves
3 Rb8 win in 9 half-moves
4 Kb6 win in 11 half-moves
5 Kc6 win in 11 half-moves
6 Ra5 win in 11 half-moves
7 Ka6 win in 13 half-moves
8 Kb4 win in 13 half-moves
9 Ka4 draw
10 Ka5 draw
11 Kc4 draw
12 Ra2 draw
13 Kb7 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Kd8 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves