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

EGTB: win in 4 half-moves

# move score
1 Kd7 win in 3 half-moves
2 Kd8 win in 3 half-moves
3 Kb6 draw
4 Kb8 draw
5 Kc6 draw
6 Kc8 draw
7 Nd8 loss in 12 half-moves
8 Kd6 loss in 2 half-moves
9 Na5 loss in 2 half-moves
10 Nc5 loss in 2 half-moves
11 Nd6 loss in 2 half-moves