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Code |
Opening Names |
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------------------------------------------------ |
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Queen's pawn game |
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Queen's pawn: Chigorin variation |
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Queen's pawn: Anti-Veresov |
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Blackmar-Diemer gambit |
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Blackmar-Diemer: Lemberg counter-gambit |
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Blackmar-Diemer: Huebsch gambit |
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Lagenheinicke defence |
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Blackmar-Diemer: Euwe defence |
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Blackmar-Diemer: Teichmann defence |
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Queen's pawn: Mason variation |
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Queen's pawn: Mason variation, Steinitz counter-gambit |
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Levitsky attack (Queen's bishop attack) |
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Queen's pawn: stonewall attack |
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Blackmar gambit |
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Lemberger counter (Blackmar) gambit |
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Trompovsky attack: Hodgson variation |
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------------------------------------------------ |
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Richter-Veresov attack |
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Richter-Veresov attack, Richter variation |
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Richter-Veresov attack, Veresov variation |
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------------------------------------------------ |
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Queen's pawn game |
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Queen's bishop game |
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Queen's pawn game, Krause variation |
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Queen's pawn game, Chigorin variation |
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Queen's pawn game |
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Queen's bishop game: London System |
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Queen's pawn game, anti- Gruenfeld |
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Queen's bishop game |
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------------------------------------------------ |
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Torre attack (Tartakower variation) |
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Torre attack (Tartakower variation) |
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------------------------------------------------ |
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Queen's pawn game |
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------------------------------------------------ |
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Queen's pawn game |
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Queen's pawn game, Zukertort variation |
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Queen's pawn game |
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Colle system |
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Queen's pawn game, Rubinstein (Colle-Zukertort) variation |
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------------------------------------------------ |
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Queen's gambit |
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QGD: symmetrical (Austrian) defence |
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QGD: Marshall defence |
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QGD: Grau (Sahovic) defence |
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------------------------------------------------ |
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QGD: Chigorin defence |
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QGD: Chigorin defence, Janowski variation |
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------------------------------------------------ |
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QGD: Albin counter-gambit |
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QGD: Albin counter-gambit |
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QGD: Albin counter-gambit, Alapin variation |
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QGD: Albin counter-gambit, Janowski variation |
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QGD: Albin counter-gambit, Balogh variation |
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QGD: Albin counter-gambit, Krenosz variation |
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QGD: Albin counter-gambit, Lasker trap |
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------------------------------------------------ |
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QGD: Albin counter-gambit (5.g3) |
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------------------------------------------------ |
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QGD Slav defence |
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QGD Slav: Winawer counter- gambit |
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QGD Slav defence |
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QGD Slav defence: Alekhine variation |
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QGD Slav defence: exchange variation |
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------------------------------------------------ |
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QGD Slav: 2...Bf5 |
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QGD Slav: 3.Nf3 |
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QGD Slav: Breyer variation |
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QGD Slav: 4.e3 |
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QGD Slav: 4.Qc2 |
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------------------------------------------------ |
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QGD Slav: 4.e3 Bf5 |
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QGD Slav: Landau variation |
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QGD Slav: exchange variation |
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QGD Slav: Amsterdam variation |
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------------------------------------------------ |
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QGD Slav: exchange variation |
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------------------------------------------------ |
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QGD Slav: exchange variation (6.Bf4 Bf5) |
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QGD Slav: exchange, Trifunovic variation |
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QGD Slav: exchange, Wuss attack |
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------------------------------------------------ |
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QGD Slav accepted |
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QGD Slav: Slav gambit |
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QGD Slav: Tolush-Geller gambit |
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QGD Slav: 5.e3 (Alekhine variation) |
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QGD Slav: Schlechter variation D90 Gruenfeld: Schlechter |
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QGD Slav: Suechting variation |
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QGD Slav (with Nc3) |
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------------------------------------------------ |
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QGD Slav accepted: Alapin variation |
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QGD Slav: Soultanbeieff variation |
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QGD Slav: Smyslov variation |
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QGD Slav: Steiner variation |
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------------------------------------------------ |
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QGD Slav: Czech defence |
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QGD Slav: Krause attack |
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QGD Slav: Carlsbad variation |
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QGD Slav: Wiesbaden variation |
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------------------------------------------------ |
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QGD Slav: Dutch, Lasker variation |
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QGD Slav: Dutch variation |
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QGD Slav: Dutch, Slav gambit |
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------------------------------------------------ |
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QGD Slav: Dutch variation |
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QGD Slav: Dutch variation, main line |
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QGD Slav: Dutch, Saemisch variation |
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------------------------------------------------ |
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Queen's gambit accepted |
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QGA: 3.e4 |
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QGA: Schwartz defence |
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QGA: Linares variation |
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------------------------------------------------ |
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QGA: 3.Nf3 |
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QGA: Alekhine defence, Borisenko-Furman variation |
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QGA: Ericson variation |
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------------------------------------------------ |
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QGA: Alekhine defence |
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QGA: Haberditz variation |
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QGA: Alekhine defence, Alatortsev variation |
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------------------------------------------------ |
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QGA: 4.Qc2 |
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Queen's gambit accepted |
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QGA: Mannheim variation |
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------------------------------------------------ |
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QGA: 4.Nc3 |
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QGA: Bogolyubov variation |
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------------------------------------------------ |
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QGA: 4.e3 |
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QGA: Smyslov variation |
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QGA: Flohr variation |
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QGA: Janowsky-Larsen variation |
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------------------------------------------------ |
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QGA: 4...e6 |
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QGA: classical variation |
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QGA: classical, Furman variation |
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QGA: classical variation (6.O- O) |
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QGA: classical, Steinitz variation |
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------------------------------------------------ |
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QGA: classical (6...a6) |
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QGA: classical, Geller variation |
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QGA: classical, Rubinstein variation |
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------------------------------------------------ |
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QGA: classical (7.Qe2) |
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QGA: classical (7...b5) |
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QGA: classical, Flohr variation |
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------------------------------------------------ |
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QGA: classical (8...Bb7) |
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QGA: classical, Smyslov variation |
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------------------------------------------------ |
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QGD: Hastings variation |
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QGD Slav |
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QGD: Stonewall variation |
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QGD: Spielmann variation |
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QGD Slav |
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QGD Slav: Semmering variation |
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Queen's gambit declined |
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QGD |
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QGD: Capablanca-Duras variation |
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QGD: Capablanca variation |
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QGD: Vienna variation |
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------------------------------------------------ |
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QGD: 3.Nc3 |
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QGD: Charousek (Petrosian) variation |
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QGD: semi-Slav |
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QGD: semi-Slav, Noteboom variation |
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QGD: semi-Slav, Junge variation |
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QGD: semi-Slav, Koomen variation |
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QGD: semi-Slav, Abrahams variation |
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QGD: semi-Slav, Marshall gambit |
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QGD: Alapin variation |
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QGD: Janowski variation |
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------------------------------------------------ |
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QGD: Tarrasch defence |
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QGD: Tarrasch defence (4.cd ed) |
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QGD: Tarrasch defence |
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QGD: Tarrasch defence (6.e3) |
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QGD: Tarrasch defence, Tarrasch gambit |
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QGD: Tarrasch defence, Marshall gambit |
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QGD: Tarrasch, von Hennig- Schara gambit |
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------------------------------------------------ |
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QGD: Tarrasch, Schlechter- Rubinstein system |
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QGD: Tarrasch, Prague variation |
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QGD: Tarrasch, Wagner variation |
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QGD: Tarrasch, Folkestone (Swedish) variation |
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QGD: Tarrasch, Schlechter- Rubinstein system, Rey Ardid variation |
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------------------------------------------------ |
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QGD: Tarrasch, Prague variation (7...Be7) |
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QGD: Tarrasch, Prague variation, normal position |
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QGD: Tarrasch, Reti variation |
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QGD: Tarrasch, Prague variation (9.Bg5) |
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QGD: Tarrasch, Stoltz variation |
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QGD: Tarrasch, Bogolyubov variation |
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------------------------------------------------ |
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QGD: exchange variation |
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QGD: 3...Nf6 |
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QGD: exchange variation |
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QGD: exchange, Saemisch variation |
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QGD: exchange, positional line |
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QGD: exchange, positional line (5...c6) |
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QGD: exchange, chameleon variation |
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QGD: Harrwitz attack |
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------------------------------------------------ |
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QGD: exchange, positional line (6.Qc2) |
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QGD: exchange, modern line |
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------------------------------------------------ |
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QGD: 4.Nf3 |
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QGD: classical variation |
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|
------------------------------------------------ |
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QGD: Ragozin variation |
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------------------------------------------------ |
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QGD: Ragozin, Vienna variation |
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------------------------------------------------ |
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QGD: semi-Tarrasch, symmetrical variation |
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QGD: semi-Tarrasch, Levenfish variation |
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QGD: semi-Tarrasch, exchange variation |
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QGD: semi-Tarrasch defence, Pillsbury variation |
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QGD: semi-Tarrasch defence |
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------------------------------------------------ |
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QGD: semi-Tarrasch (5.cxd5) |
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QGD: semi-Tarrasch, San Sebastian variation |
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QGD: semi-Tarrasch, Kmoch variation |
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QGD: semi-Tarrasch (with e3) |
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QGD: semi-Tarrasch, modern line |
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------------------------------------------------ |
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QGD: semi-Tarrasch (3...c5) |
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QGD: semi-Tarrasch (3...c5) |
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QGD: semi-Tarrasch (7.Bd3) |
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------------------------------------------------ |
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QGD: semi-Slav |
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QGD: semi-Slav, Hastings variation |
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QGD: semi-Slav |
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------------------------------------------------ |
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QGD: semi-Slav (5.Bg5 dxc4) |
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QGD: semi-Slav, Botvinnik system (anti-Meran) |
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QGD: semi-Slav, Botvinnik system (anti-Meran with a4) |
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QGD: semi-Slav, Ekstrom variation |
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QGD: semi-Slav, anti-Meran gambit |
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QGD: semi-Slav, anti-Meran, Alatortsev system |
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QGD: semi-Slav, anti-Meran, Lilienthal variation |
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QGD: semi-Slav, anti-Meran, Szabo variation |
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QGD: semi-Slav, anti-Meran, Denker variation |
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QGD: semi-Slav, anti-Meran (4...dxc4) |
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|
------------------------------------------------ |
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QGD: semi-Slav (5.e3) |
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QGD: semi-Slav (5...Nd7) |
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QGD: semi-Slav, Stoltz variation |
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QGD: semi-Slav, Rubinstein (anti-Meran) system |
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QGD: semi-Slav, stonewall defence |
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QGD: semi-Slav, accelerated Meran (Alekhine variation) |
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------------------------------------------------ |
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QGD: semi-Slav (Qc2/Bd3) |
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QGD: semi-Slav (6.Bd3) |
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QGD: semi-Slav, Chigorin defence |
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QGD: semi-Slav, Bogolyubov variation |
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QGD: semi-Slav, Romih variation |
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QGD: semi-Slav (without Nc3) |
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|
------------------------------------------------ |
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QGD: semi-Slav (7.Bc4) |
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QGD: semi-Slav, Meran variation |
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QGD: semi-Slav, Meran, Wade variation |
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QGD: semi-Slav, neo-Meran (Lundin variation) |
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|
------------------------------------------------ |
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QGD: semi-Slav, Meran (8...a6) |
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QGD: semi-Slav, Meran, old main line |
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QGD: semi-Slav, Meran, Reynold's variation |
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QGD: semi-Slav, Meran, Pirc variation |
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|
------------------------------------------------ |
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QGD: semi-Slav, Meran, Blumenfeld variation |
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QGD: semi-Slav, Meran, Sozin variation |
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QGD: semi-Slav, Meran, Stahlberg variation |
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QGD: semi-Slav, Meran, Sozin variation |
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QGD: semi-Slav, Meran, Rellstab attack |
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QGD: semi-Slav, Meran, Rabinovich variation |
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|
------------------------------------------------ |
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QGD: 4.Bg5 |
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QGD: Been-Koomen variation |
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QGD: semi-Tarrasch, Primitive Pillsbury variation |
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QGD: semi-Tarrasch, Krause variation |
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QGD: semi-Tarrasch |
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QGD: Canal (Venice) variation |
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|
------------------------------------------------ |
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QGD: 4.Bg5 Nbd7 |
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QGD: Rochlin variation |
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QGD: Alekhine variation |
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QGD |
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QGD: 5...c6 |
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QGD: Capablanca anti- Cambridge Springs variation |
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QGD: Manhattan variation |
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|
------------------------------------------------ |
|
QGD |
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QGD: Cambridge Springs defence |
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QGD: Cambridge Springs defence (7.cxd5) |
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QGD: Cambridge Springs defence, Yugoslav variation |
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QGD: Cambridge Springs defence, Rubinstein variation |
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QGD: Cambridge Springs defence, Bogoljubow variation |
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QGD: Cambridge Springs defence, Argentine variation |
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QGD: Cambridge Springs defence, Capablanca variation |
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|
------------------------------------------------ |
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QGD: 4.Bg5 Be7 |
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QGD: Lasker variation |
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|
QGD: 4.Bg5 Be7 5.e3 O-O |
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|
------------------------------------------------ |
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QGD: Anti-neo-orthodox variation |
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|
|
------------------------------------------------ |
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QGD: Pillsbury attack |
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QGD: 6.Nf3 |
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QGD: Neo-orthodox variation |
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QGD: Neo-orthodox variation (7.Bxf6) |
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QGD: Petrosian variation |
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QGD: Neo-orthodox variation (7.Bh4) |
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QGD: Neo-orthodox accelerated (5.Bg5 h6) variation |
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|
------------------------------------------------ |
|
QGD: Lasker defence |
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QGD: Lasker defence, Teichmann variation |
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QGD: Lasker defence, Russian variation |
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|
------------------------------------------------ |
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QGD: Lasker defence, main line |
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QGD: Lasker defence, Bernstein variation |
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|
------------------------------------------------ |
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QGD: Tartakower (Kasparov-Beliavsky) system |
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QGD: Tartakower (Makagonov-Bondarevsky) system |
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|
QGD: Tartakower (Nikolic- Vaganian) system |
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|
------------------------------------------------ |
|
QGD: Tartakower (Makagonov-Bondarevsky) system (8.cd Nxd5) |
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QGD: Tartakower variation |
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|
------------------------------------------------ |
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QGD: Orthodox defence |
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QGD: Orthodox defence, Rauzer variation |
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QGD: Orthodox defence, Botvinnik variation |
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|
------------------------------------------------ |
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QGD: Orthodox defence, Rubinstein variation |
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|
------------------------------------------------ |
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QGD: Orthodox defence, Rubinstein variation |
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|
------------------------------------------------ |
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QGD: Orthodox defence (7.Rc1) |
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QGD: Orthodox defence, Pillsbury attack |
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QGD: Orthodox defence, Capablanca variation |
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QGD: Orthodox defence |
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QGD: Orthodox defence, Swiss (Henneberger) variation |
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QGD: Orthodox defence, Swiss, Karlsbad variation |
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|
------------------------------------------------ |
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QGD: Orthodox defence, Rubinstein attack (with Rc1) |
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QGD: Orthodox defence, Rubinstein attack, Wolf variation |
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QGD: Orthodox defence, Rubinstein attack, Karlsbad variation |
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QGD: Orthodox defence, Rubinstein attack, Gruenfeld variation |
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|
------------------------------------------------ |
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QGD: Orthodox defence, Rubinstein attack, main line |
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|
|
------------------------------------------------ |
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QGD: Orthodox defence (Bd3 line) |
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QGD: Orthodox defence (Bd3 line) fianchetto variation |
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|
------------------------------------------------ |
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QGD: Orthodox defence (Bd3 line) Capablanca freeing manoevre |
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QGD: Orthodox defence (Bd3 line) Janowski variation |
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|
QGD: Orthodox defence (Bd3 line) |
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|
QGD: Orthodox defence (Bd3 line, 11.O-O) |
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QGD: Orthodox defence (Bd3 line) Alekhine variation |
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|
------------------------------------------------ |
|
QGD: Orthodox defence, classical variation |
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QGD: Orthodox defence, classical (13.Qb1, Maroczy) |
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QGD: Orthodox defence, classical (13.Qc2, Vidmar) |
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|
------------------------------------------------ |
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QGD: Orthodox defence, classical (13.dxe5) |
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|
------------------------------------------------ |
|
Neo-Gruenfeld defence |
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|
|
Neo-Gruenfeld (Kemeri) defence |
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|
------------------------------------------------ |
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Neo-Gruenfeld (5.cxd5) |
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|
------------------------------------------------ |
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Neo-Gruenfeld: 5.cxd5, main line |
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------------------------------------------------ |
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Neo-Gruenfeld: 5.Nf3 |
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Neo-Gruenfeld (with...Nb6) |
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|
------------------------------------------------ |
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Neo-Gruenfeld: 6.cxd5 Nxd5 7.O-O |
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------------------------------------------------ |
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Neo-Gruenfeld: 7...c5 8.Nc3 |
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Neo-Gruenfeld: 7...c5 8.dxc5 |
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------------------------------------------------ |
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Neo-Gruenfeld: 6.cxd5 Nxd5 7.O-O Nb6 |
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------------------------------------------------ |
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Neo-Gruenfeld: 6.O-O |
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------------------------------------------------ |
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Neo-Gruenfeld: 6.O-O c6 |
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Neo-Gruenfeld: 6.O-O c6 |
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------------------------------------------------ |
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Neo-Gruenfeld: 6.cxd5 |
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Neo-Gruenfeld: 6.O-O, main line |
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|
------------------------------------------------ |
|
Gruenfeld defence |
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|
|
Gruenfeld: Spike gambit |
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|
Gruenfeld: Stockholm variation |
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|
Gruenfeld: Lundin variation |
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|
------------------------------------------------ |
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Gruenfeld: Russian variation |
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|
------------------------------------------------ |
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Gruenfeld: 4.Bf4 |
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|
------------------------------------------------ |
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Gruenfeld: Gruenfeld gambit |
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Gruenfeld: Gruenfeld gambit, Capablanca variation |
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Gruenfeld: Gruenfeld gambit, Botvinnik variation |
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------------------------------------------------ |
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Gruenfeld: Gruenfeld gambit accepted |
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|
------------------------------------------------ |
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Gruenfeld: exchange variation |
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|
Gruenfeld: modern exchange variation |
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Gruenfeld: modern exchange (Bb5+) |
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|
------------------------------------------------ |
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Gruenfeld: exchange, classical variation |
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Gruenfeld: exchange, Simagin's improved variation |
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Gruenfeld: exchange, Larsen variation |
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|
Gruenfeld: exchange, Simagin's lesser variation |
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|
------------------------------------------------ |
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Gruenfeld: exchange, Spassky variation |
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Gruenfeld: exchange, Seville variation |
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|
------------------------------------------------ |
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Gruenfeld: Spassky variation, main line (10...cxd4 11.cxd4) |
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|
|
------------------------------------------------ |
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Gruenfeld: Spassky variation, main line (13.Bd3) |
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Gruenfeld: exchange, Sokolsky variation |
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------------------------------------------------ |
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Gruenfeld: three knights variation |
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Gruenfeld: three knights variation |
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|
Gruenfeld: Flohr variation |
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|
------------------------------------------------ |
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Gruenfeld: 5.Bg5 |
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------------------------------------------------ |
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Gruenfeld: 5.Bf4 |
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------------------------------------------------ |
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Gruenfeld (...c5 dxc5) |
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|
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Gruenfeld (Qb3) |
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|
Gruenfeld (with Bf4 e3) |
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|
Gruenfeld with Bf4 e3 |
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|
------------------------------------------------ |
|
Gruenfeld: 5.e3 |
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|
|
Gruenfeld (with e3 Bd3) |
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|
Gruenfeld: Smyslov defence |
|
|
Gruenfeld: Flohr defence |
|
|
Gruenfeld: Opovcensky variation |
|
|
Gruenfeld: Makogonov variation |
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|
Gruenfeld: 5.e3 c6 |
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|
------------------------------------------------ |
|
Gruenfeld (with e3 & Qb3) |
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|
|
Gruenfeld: Botvinnik variation |
|
|
Gruenfeld: Pachman variation |
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|
------------------------------------------------ |
|
Gruenfeld: Russian variation |
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|
|
------------------------------------------------ |
|
Gruenfeld: Russian variation (with e4) |
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|
|
Gruenfeld: Russian, Szabo (Boleslavsky) variation |
|
|
Gruenfeld: Russian, Prins variation |
|
|
Gruenfeld: Russian, Byrne (Simagin) variation |
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|
Gruenfeld: Russian, Levenfish variation |
|
|
Gruenfeld: Russian, Alekhine (Hungarian) variation |
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|
------------------------------------------------ |
|
Gruenfeld: Russian, Smyslov variation |
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|
Gruenfeld: Russian, Keres variation |
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|
------------------------------------------------ |
|
Gruenfeld defence: Smyslov, main line |
|
|
|
Gruenfeld defence: Smyslov, Yugoslav variation |