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

EGTB: win in 2 half-moves

# move score
1 b7 win in 1 half-moves
2 Nc5 draw
3 Ne5 draw
4 Nf6 loss in 8 half-moves
5 Nb8 loss in 3 half-moves
6 Nf8 loss in 3 half-moves