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

EGTB: win in 6 half-moves

# move score
1 Ke7 win in 5 half-moves
2 Kd7 loss in 2 half-moves
3 Kd8 loss in 2 half-moves
4 Kf7 loss in 2 half-moves
5 Kf8 loss in 2 half-moves
6 Na6 loss in 2 half-moves
7 Na8 loss in 2 half-moves
8 Nd5 loss in 2 half-moves
9 Ne6 loss in 2 half-moves
10 Nb5 loss in 1 half-moves