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