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

EGTB: win in 4 half-moves

# move score
1 Kd2 win in 3 half-moves
2 Nb7 draw
3 Kd1 loss in 2 half-moves
4 Ke2 loss in 2 half-moves
5 Kf1 loss in 2 half-moves
6 Kf2 loss in 2 half-moves
7 Nb3 loss in 2 half-moves
8 Nc4 loss in 2 half-moves
9 Nc6 loss in 2 half-moves