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

EGTB: win in 4 half-moves

# move score
1 Ra1 win in 3 half-moves
2 Ra7 loss in 6 half-moves
3 Ra8 loss in 6 half-moves
4 Na4 loss in 2 half-moves
5 Nc4 loss in 2 half-moves
6 Nd1 loss in 2 half-moves
7 Nd3 loss in 2 half-moves
8 Ra3 loss in 2 half-moves
9 Ra4 loss in 2 half-moves
10 Ra5 loss in 2 half-moves
11 Ra6 loss in 2 half-moves