100 Most Important Chess Positions
Chess has millions of possible positions, but only a few hundred are truly "must-know", positions where understanding the correct plan, evaluation, or technique is essential. This guide presents the 100 most important, categorised by phase and theme. Extends our 25 Essential Endgame Positions into a comprehensive reference.
Positions 1–25: Essential endgames
These are the endgame positions every player must know cold:
- 1-5: Basic checkmates, K+Q, K+R, K+BB, K+BN (the hardest), K+Q vs K+R.
- 6-10: Key K+P positions, opposition, key squares, zugzwang in K+P.
- 11-15: Lucena and Philidor positions, plus the Vancura position.
- 16-20: Rook endgame essentials, R+P vs R positions.
- 21-25: Fortress and drawing positions.
Positions 26–50: Opening and middlegame landmarks
- 26-35: Critical positions from the most popular openings, the tabiya positions of the Italian, Sicilian, Queen's Gambit, etc. where strategic decisions shape the entire game.
- 36-40: Classic pawn structure positions, IQP, hanging pawns, Carlsbad structure.
- 41-50: Key tactical patterns, the "seed" positions for common combinations.
Positions 51–75: Strategic patterns
- 51-60: Piece placement ideals, the "textbook" positions for knight outposts, good bishop, rook on the seventh, bishop pair domination.
- 61-70: Attacking positions, classic king attack setups from Tal, Kasparov, and Fischer.
- 71-75: Prophylactic positions from Karpov's games.
Positions 76–100: Advanced concepts
- 76-85: Exchange sacrifice and positional sacrifice positions.
- 86-90: Complex endgame positions, R+B vs R+N, Q vs R+P, two bishops vs knight.
- 91-95: Opposite-coloured bishop middlegame attacking positions.
- 96-100: Modern positions from AlphaZero and Carlsen that illustrate 21st-century chess understanding. Study them on the analysis board.