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

EGTB: draw

# move score
1 Nb3 draw
2 Nc4 draw
3 Nc6 draw
4 Nb7 loss in 10 half-moves
5 d8=B loss in 2 half-moves
6 d8=K loss in 2 half-moves
7 d8=N loss in 2 half-moves
8 d8=Q loss in 2 half-moves
9 d8=R loss in 2 half-moves