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

EGTB: win in 4 half-moves

# move score
1 Kc6 win in 3 half-moves
2 Kd6 win in 3 half-moves
3 Nb4 win in 5 half-moves
4 Nc1 win in 5 half-moves
5 Nc3 win in 5 half-moves
6 Ke6 draw
7 Ke7 draw
8 Ke8 draw
9 Kc8 loss in 8 half-moves
10 Kd8 loss in 8 half-moves
11 Kc7 loss in 6 half-moves