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

EGTB: win in 4 half-moves

# move score
1 Na6 win in 3 half-moves
2 Ke5 draw
3 Ke6 draw
4 Ke7 draw
5 Nc6 draw
6 Nd7 draw
7 Kf5 loss in 12 half-moves
8 Kf7 loss in 8 half-moves
9 Kg5 loss in 6 half-moves
10 Kg6 loss in 6 half-moves
11 Kg7 loss in 6 half-moves