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

EGTB: win in 4 half-moves

# move score
1 Nh7 win in 3 half-moves
2 Kc6 draw
3 Kc7 draw
4 Kc8 draw
5 Kd8 draw
6 Ke8 draw
7 Ng6 draw
8 Kd6 loss in 2 half-moves
9 Ke6 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Ne6 loss in 2 half-moves