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

EGTB: draw

# move score
1 Ra1 draw
2 Ra4 draw
3 Kb7 loss in 2 half-moves
4 Kb8 loss in 2 half-moves
5 Kc7 loss in 2 half-moves
6 Kd7 loss in 2 half-moves
7 Kd8 loss in 2 half-moves
8 Ra3 loss in 2 half-moves
9 Ra5 loss in 2 half-moves
10 Ra6 loss in 2 half-moves
11 Ra7 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Ra2 loss in 1 half-moves