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

EGTB: win in 4 half-moves

# move score
1 Ka6 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Kc6 draw
4 Kc7 draw
5 Nd6 loss in 28 half-moves
6 Na7 loss in 22 half-moves
7 Kb8 loss in 12 half-moves
8 Ka7 loss in 10 half-moves
9 Ka8 loss in 10 half-moves
10 Nb6 loss in 2 half-moves
11 Ne7 loss in 2 half-moves