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

EGTB: win in 4 half-moves

# move score
1 Na5 win in 3 half-moves
2 Nb4 draw
3 Ne5 draw
4 Ne7 draw
5 Nb8 loss in 4 half-moves
6 Nd8 loss in 4 half-moves
7 Na7 loss in 2 half-moves
8 Nd4 loss in 2 half-moves