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 Ka7 draw
3 Kb7 draw
4 Kc7 draw
5 Kc8 draw
6 Ra1 draw
7 Ra2 draw
8 Ra4 draw
9 Ra6 draw
10 Ra7 draw
11 Ra5 loss in 2 half-moves