Here are useful and simple rules of thumb: Two connected passed pawns on the 5th rank are generally worth a knight or bishop; Two connected passers on the 6th rank are generally worth a rook; And two connected passers on the 7th are generally worth a queen.
But what's the value of having more than two advanced connected passers? There's nothing in chess as intimidating as a pawn storm, a cluster of connected pawns rolling down the board as part of a coordinated attack. That's what this e-book explores in an assortment of interesting games, all of which involve remarkable pawn masses.
Unlike many other inexpensive chess e-books, these are fully annotated in understandable, simple language. The profuse use of diagrams make these among the first chess books that you can read WITHOUT A BOARD at your side.
