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

EGTB: win in 4 half-moves

# move score
1 Kh7 win in 3 half-moves
2 Kf7 loss in 2 half-moves
3 Kg7 loss in 2 half-moves
4 Kh8 loss in 2 half-moves
5 Nd7 loss in 2 half-moves
6 Ng6 loss in 2 half-moves
7 Nh7 loss in 2 half-moves
8 Ne6 loss in 1 half-moves