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

EGTB: win in 2 half-moves

# move score
1 Ra5 win in 1 half-moves
2 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Kb8 draw
6 Kd7 draw
7 Kd8 draw
8 Rb8 draw
9 Kb7 loss in 2 half-moves
10 Kc7 loss in 2 half-moves
11 Ra2 loss in 2 half-moves
12 Ra3 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Ra7 loss in 2 half-moves