Reviewers from platforms like Chessable and Reddit highlight several pros and cons for serious students: Lazlo Polgar's Chess Middlegames - Chessable
Each theme typically contains 54 problems , totaling over 4,000 exercises intended to be solved en masse. 🔍 Critical Review Middlegame Working File 1 Polgar pgn
The file is structured as a pure training tool, stripping away long-winded explanations to focus on pattern recognition. Reviewers from platforms like Chessable and Reddit highlight
Positions are grouped into 77 tactical and positional themes . totaling over 4
Covers standard tactics (epaulet mate, deflection, discovered attacks) and complex positional concepts (isolated queen pawns, hedgehog structures, Sicilian sacrifices).