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

EGTB: win in 2 half-moves

# move score
1 Nb3 win in 1 half-moves
2 Ka6 draw
3 Kb6 draw
4 Kb7 draw
5 Kb8 loss in 20 half-moves
6 Nb7 loss in 20 half-moves
7 Nc6 loss in 18 half-moves
8 Ka8 loss in 6 half-moves
9 Nc4 loss in 2 half-moves