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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Ka6 draw
3 Kc6 draw
4 Kc7 draw
5 Ne5 draw
6 Ka7 loss in 8 half-moves
7 Nh8 loss in 8 half-moves
8 Ka8 loss in 6 half-moves
9 Kb8 loss in 6 half-moves
10 Kc8 loss in 6 half-moves
11 Nd6 loss in 2 half-moves
12 Nd8 loss in 2 half-moves
13 Ng5 loss in 2 half-moves
14 Nh6 loss in 2 half-moves