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

EGTB: loss in 21 half-moves

# move score
1 Nb7 loss in 20 half-moves
2 Kb6 loss in 12 half-moves
3 Kb8 loss in 12 half-moves
4 Ka6 loss in 10 half-moves
5 Kb7 loss in 10 half-moves
6 Ka8 loss in 6 half-moves
7 Nb3 loss in 2 half-moves
8 Nc4 loss in 2 half-moves
9 Nc6 loss in 2 half-moves