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

EGTB: win in 4 half-moves

# move score
1 Ke5 win in 3 half-moves
2 Ke6 draw
3 Ke7 draw
4 Kf5 draw
5 Kg5 draw
6 Kg6 draw
7 Na2 draw
8 Ne2 draw
9 Kf7 loss in 4 half-moves
10 Kg7 loss in 4 half-moves
11 Nb3 loss in 2 half-moves
12 Nd3 loss in 2 half-moves