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

EGTB: win in 2 half-moves

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