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

EGTB: draw

# move score
1 Na3 draw
2 a8=K loss in 6 half-moves
3 a8=R loss in 6 half-moves
4 a8=N loss in 4 half-moves
5 a8=B loss in 2 half-moves
6 a8=Q loss in 2 half-moves
7 Nc3 loss in 2 half-moves
8 Nd2 loss in 2 half-moves