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

EGTB: win in 2 half-moves

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