Be Cautious About b-pawn Advances!

IM Igor Khmelnitsky talks about "The b-pawn: Responsibilities and Possibilities" in his recent Chessville column. For example, he presents the following position:


Khmelnitsky asks, "Black just played 1...b7-b6. What is your assessment of this move?"

Read his brief but informative column to find out why this was a mistake.