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

EGTB: win in 4 half-moves

# move score
1 b7 win in 3 half-moves
2 Nc6 draw
3 Nd5 draw
4 Nf5 draw
5 Ng6 draw
6 Ng8 draw
7 Nc8 loss in 3 half-moves