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

EGTB: win in 4 half-moves

# move score
1 Kc7 win in 3 half-moves
2 Ka5 draw
3 Ka6 draw
4 Ka7 draw
5 Kb5 draw
6 Kb7 draw
7 Kc6 draw
8 Ne7 draw
9 Nf6 draw
10 Nh6 loss in 12 half-moves
11 Kc5 loss in 2 half-moves