check.. 12. Bg5 f5 13. exf6
It's a chess rule, en passant, google it.
Not another en passant thread.....Google it and prepare to feel silly.
See: http://www.chess.com/learn-how-to-play-chess
of course that person is not gonna response because he or she is feeling silly right now.
oh..crap..i've never ever seen it b4. thx for ur replys.. was so helpful.. T^T