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

EGTB: win in 4 half-moves

# move score
1 Kd6 win in 3 half-moves
2 Ke5 win in 3 half-moves
3 Na4 win in 3 half-moves
4 Na8 win in 3 half-moves
5 Nc8 win in 3 half-moves
6 Nd7 win in 3 half-moves
7 Kc6 draw
8 Ke6 draw
9 Kc5 loss in 4 half-moves
10 Kc4 loss in 2 half-moves
11 Kd4 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 Nc4 loss in 2 half-moves