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

EGTB: draw

# move score
1 Kb6 draw
2 Kb7 draw
3 Kc7 draw
4 Kd7 draw
5 Nc8 draw
6 Kb5 loss in 2 half-moves
7 Kc5 loss in 2 half-moves
8 Kd5 loss in 2 half-moves
9 Kd6 loss in 2 half-moves
10 Nd5 loss in 2 half-moves
11 Nf5 loss in 2 half-moves
12 Ng6 loss in 2 half-moves
13 Ng8 loss in 2 half-moves