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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kb7 draw
3 Nb2 draw
4 Nc5 draw
5 Ka6 loss in 6 half-moves
6 Kb8 loss in 6 half-moves
7 Ka8 loss in 4 half-moves
8 Nb6 loss in 2 half-moves
9 Nc3 loss in 2 half-moves