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

EGTB: win in 4 half-moves

# move score
1 Na6 win in 3 half-moves
2 Kc7 draw
3 Kd8 draw
4 Ke8 loss in 28 half-moves
5 Ke7 loss in 24 half-moves
6 Kc8 loss in 10 half-moves
7 Kc6 loss in 2 half-moves
8 Kd6 loss in 2 half-moves
9 Ke6 loss in 2 half-moves
10 Nc6 loss in 2 half-moves