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

EGTB: draw

# move score
1 b7 draw
2 Nc5 draw
3 Nd4 draw
4 Nd8 draw
5 Nf8 draw
6 Nc7 loss in 2 half-moves
7 Nf4 loss in 2 half-moves
8 Ng5 loss in 2 half-moves
9 Ng7 loss in 2 half-moves