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

EGTB: win in 4 half-moves

# move score
1 Ne1 win in 3 half-moves
2 Ne3 win in 3 half-moves
3 Nd4 draw
4 Na1 loss in 4 half-moves
5 Na3 loss in 4 half-moves
6 Nb4 loss in 4 half-moves