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

EGTB: draw

# move score
1 b7 draw
2 Nf8 draw
3 Nc5 loss in 5 half-moves
4 Nb8 loss in 3 half-moves
5 Ne5 loss in 1 half-moves
6 Nf6 loss in 1 half-moves