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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Kb4 win in 9 half-moves
3 Kb5 win in 9 half-moves
4 Kb8 win in 9 half-moves
5 Ka3 draw
6 Ka5 draw
7 Kb3 draw
8 Ra6 draw
9 Rb8 draw
10 Kb7 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 Ra7 loss in 2 half-moves