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

EGTB: win in 4 half-moves

# move score
1 Ng6 win in 3 half-moves
2 Ke7 loss in 36 half-moves
3 Ke8 loss in 20 half-moves
4 Kd7 loss in 10 half-moves
5 Kc8 loss in 4 half-moves
6 Kc7 loss in 2 half-moves
7 Nf7 loss in 2 half-moves