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

EGTB: win in 4 half-moves

# move score
1 Ke6 win in 3 half-moves
2 Ke7 draw
3 Ke8 draw
4 Kf6 draw
5 Kf8 draw
6 Ne7 draw
7 Nf6 draw
8 Nh6 draw
9 Kg6 loss in 10 half-moves
10 Kg7 loss in 10 half-moves