Chess puzzle: Breaking the connection

Hello Everyone,

A basic strategy in the middlegame is to break the communication link between your opponent's pieces. Here is a simple puzzle using this technique but the solution wouldn't strike you immediately.

White to play and win... And, what brilliant way he used to snap communication links between the Black Queen and Rook?

You can run the solution in the flashplayer but give yourself at least three minutes to think. It's not too difficult!

Mason-Winawer,

Vienna, 1882

From Alexandra Kosteniuk's

www.chessblog.com

Also see her personal blog at

www.chessqueen.com