Openings

What does Rabar Classification mean in chess?

  • Opening
  • Plans
  • Move Order

In chess, Rabar Classification refers to a system of opening classification codes introduced by Braslav Rabar for Chess Informant. The system was used by Informant publications from 1966 to 1981 but has since been replaced by ECO codes.

Rabar Classification FAQ

What does Rabar Classification mean in chess?

In chess, Rabar Classification refers to a system of opening classification codes introduced by Braslav Rabar for Chess Informant. The system was used by Informant publications from 1966 to 1981 but has since been replaced by ECO codes.

Train this pattern on your own games

Reading a definition is not the same as spotting the pattern with a clock running. Chessiro's free PGN analysis runs Stockfish 19 over every move you play, names the concept behind each mistake, and turns the positions where it cost you into training puzzles. You can also see the idea in action in the classic games collection, where the greatest players in history demonstrate it.

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Chessiro reviews your games with an AI coach that names the concept behind every mistake, then drills you on the exact positions where it happened until you stop repeating them.