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

EGTB: draw

# move score
1 Kb7 draw
2 Kc7 draw
3 Kd7 draw
4 Nd7 draw
5 Kd8 loss in 14 half-moves
6 Kb8 loss in 8 half-moves
7 Na8 loss in 6 half-moves
8 Na4 loss in 2 half-moves
9 Nc4 loss in 2 half-moves
10 Nd5 loss in 2 half-moves