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

EGTB: win in 4 half-moves

# move score
1 Ng5 win in 3 half-moves
2 Nd7 draw
3 Nf6 draw
4 Nf8 draw
5 Na6 loss in 2 half-moves
6 Nc6 loss in 2 half-moves