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 win in 3 half-moves
3 Kf6 win in 3 half-moves
4 Nf6 loss in 42 half-moves
5 Nh6 loss in 12 half-moves
6 Ke8 loss in 10 half-moves
7 Kf8 loss in 10 half-moves
8 Kg6 loss in 10 half-moves
9 Kg7 loss in 10 half-moves
10 Ne7 loss in 10 half-moves