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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Ra6 draw
3 Ra7 draw
4 Ka2 loss in 2 half-moves
5 Kb2 loss in 2 half-moves
6 Ra2 loss in 2 half-moves
7 Ra3 loss in 2 half-moves
8 Ra4 loss in 2 half-moves
9 Ra5 loss in 2 half-moves
10 Kc1 loss in 1 half-moves
11 Kc2 loss in 1 half-moves