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

EGTB: win in 4 half-moves

# move score
1 Nf5 win in 3 half-moves
2 Ng4 win in 3 half-moves
3 Kf7 win in 5 half-moves
4 Ke7 draw
5 Ke8 draw
6 Kg7 draw
7 Kg8 draw
8 Ng8 draw
9 Nf7 loss in 6 half-moves