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 Kc6 win in 5 half-moves
3 Kd4 win in 5 half-moves
4 Kd5 win in 7 half-moves
5 Kd6 win in 9 half-moves
6 Nd6 win in 9 half-moves
7 Ne7 win in 13 half-moves
8 Nh6 win in 13 half-moves
9 Kb5 draw
10 Ng3 draw
11 Ng7 draw
12 Kb4 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Nd4 loss in 2 half-moves
15 Ne3 loss in 2 half-moves
16 Nh4 loss in 2 half-moves