Title Description PGN data (required) (Help ») K: King Q: Queen R: Rook B: Bishop N: Knight ( ... ): Variation { ... }: Comment White player (required) Black player (required) Result Choose a result...1-00-1½-½1-0R0-1R* (undecided yet) Elo white player Elo black player Date Location Tournament Round Submitter Opening code Select...A00 Irregular OpeningsA01 Larsen's OpeningA02 Bird OpeningA03 Bird Opening (1. f4 d5)A04 Réti (1.Nf3)A05 Réti (1.Nf3 Nf6)A06 Réti (1.Nf3 d5), ZukertortA07 Réti (1.Nf3 d5 2.g3), King's Indian Attack (Barcza System)A08 Réti (1.Nf3 d5 2.g3 c5 3.Bg2), King's Indian AttackA09 Réti (1.Nf3 d5 2.c4)A10 English (1.c4)A11 English (1.c4 c6), Caro–Kann defensive systemA12 English (1.c4 c6), Caro–Kann defensive systemA13 English (1.c4 e6)A14 English (1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 Be7), Neo-Catalan declinedA15 English (1.c4 Nf6), Anglo-Indian DefenceA16 English (1.c4 Nf6 2.Nc3), Anglo-Indian DefenceA17 English (1.c4 Nf6 2.Nc3 e6), Hedgehog DefenceA18 English (1.c4 Nf6 2.Nc3 e6 3.e4), Mikenas–Carls VariationA19 English (1.c4 Nf6 2.Nc3 e6 3.e4 c5), Mikenas–Carls, Sicilian VariationA20 English (1.c4 e5)A21 English (1.c4 e5 2.Nc3)A22 English (1.c4 e5 2.Nc3 Nf6)A23 English (1.c4 e5 2.Nc3 Nf6 3.g3 c6), Bremen System, Keres VariationA24 English (1.c4 e5 2.Nc3 Nf6 3.g3 g6), Bremen SystemA25 English (1.c4 e5 2 Nc3 Nc6), Sicilian ReversedA26 English (1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6), Closed SystemA27 English (1.c4 e5 2.Nc3 Nc6 3.Nf3), Three Knights SystemA28 English (1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6), Four Knights SystemA29 English (1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.g3), Four Knights, Kingside FianchettoA30 English (1.c4 c5), Symmetrical defenceA31 English (1.c4 c5 2.Nf3 Nf6 3.d4), Symmetrical, Benoni formationA32 English (1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 e6), SymmetricalA33 English (1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 e6 5.Nc3 Nc6), SymmetricalA34 English (1.c4 c5 2.Nc3), SymmetricalA35 English (1.c4 c5 2.Nc3 Nc6), SymmetricalA36 English (1.c4 c5 2.Nc3 Nc6 3.g3), SymmetricalA37 English (1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3), SymmetricalA38 English (1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6), SymmetricalA39 English (1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6 6.O-O (6.d4)), Symmetrical, Main lineA40 Queen's Pawn Game, Mikėnas Defence, Englund GambitA41 Queen's Pawn Game, Wade DefenceA42 Modern Defence, Averbakh System also Wade DefenceA43 Old Benoni defenceA44 Old Benoni defenceA45 Queen's Pawn Game TrompowskiA46 Queen's Pawn Game (d4 Nf6 without 2.c4), Torre AttackA47 Queen's Indian (d4 Nf6 without 2.c4)A48 King's Indian, East Indian Defence (d4 Nf6 without 2.c4)A49 King's Indian, Fianchetto without c4A50 Queen's Pawn Game, 1.d4 d5 2.c4A51 Budapest Gambit declinedA52 Budapest GambitA53 Old Indian, Chigorin Indian DefenceA54 Old Indian, Ukrainian VariationA55 Old Indian, Main lineA56 BenoniA57 Benko GambitA58 Benko Gambit AcceptedA59 Benko Gambit (7.e4)A60 Modern BenoniA61 Modern BenoniA62 Modern Benoni, Fianchetto Variation without early ...Nbd7A63 Modern Benoni, Fianchetto Variation, 9...Nbd7A64 Modern Benoni, Fianchetto Variation, 11...Re8A65 Modern Benoni (6.e4)A66 Modern Benoni, Pawn Storm VariationA67 Modern Benoni, Taimanov VariationA68 Modern Benoni, Four Pawns AttackA69 Modern Benoni, Four Pawns Attack, Main lineA70 Modern Benoni, Classical with e4 and Nf3A71 Modern Benoni, Classical, 8.Bg5A72 Modern Benoni, Classical without 9.0-0A73 Modern Benoni, Classical, 9.0-0A74 Modern Benoni, Classical, 9...a6, 10.a4A75 Modern Benoni, Classical with ...a6 and 10...Bg4A76 Modern Benoni, Classical, 9...Re8A77 Modern Benoni, Classical, 9...Re8, 10.Nd2A78 Modern Benoni, Classical with ...Re8 and ...Na6A79 Modern Benoni, Classical, 11.f3A80 Dutch Defence, Raphael VariationA81 Dutch Defence 2.g3A82 Dutch Defence, Staunton Gambit 2.e4A83 Dutch Defence, Staunton Gambit, Staunton's line 2.e4 fxe4 3.Nc3 Nf6 4.Bg5A84 Dutch Defence 2.c4 (without 2...Nf6 3.Nc3 (A85), 2...Nf6 3.g3 (A86–A99))A85 Dutch Defence with 2.c4 Nf6 3.Nc3A86 Dutch Defence with 2.c4 Nf6 3.g3 (without 3...g6 4.Bg2 Bg7 5.Nf3 (A87) and 3...e6 4.Bg2 (A90–A99))A87 Dutch Defence, Leningrad, Main Variation 2.c4 Nf6 3.g3 g6 4.Bg2 Bg7 5.Nf3 (without 5...0-0 6.0-0 d6 7.Nc3 c6 (A88) and 7...Nc6 (A89))A88 Dutch Defence, Leningrad, Main Variation with 5...0-0 6.0-0 d6 7.Nc3 c6A89 Dutch Defence, Leningrad, Main Variation with 5...0-0 6.0-0 d6 7.Nc3 Nc6A90 Dutch Defence 2.c4 Nf6 3.g3 e6 4.Bg2 (without 4...Be7 (A91–A99))A91 Dutch Defence 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 (without 5.Nf3 (A92–A99))A92 Dutch Defence 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 0-0 (without 6.0-0 (A93–A99))A93 Dutch Defence, Stonewall, Botvinnik Variation 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 0-0 6.0-0 d5 7. b3 (without 7...c6 8.Ba3 (A94))A94 Dutch Defence, Stonewall with 6.0-0 d5.7.b3 c6 8.Ba3A95 Dutch Defence, Stonewall with 6.0-0 d5.7.Nc3 c6A96 Dutch Defence, Classical Variation 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 0-0 6.0-0 d6 (without 7.Nc3 Qe8 (A97–A99))A97 Dutch Defence, Ilyin–Genevsky Variation 7.Nc3 Qe8 (without 8.Qc2 (A98) and 8.b3 (A99))A98 Dutch Defence, Ilyin–Genevsky Variation with 7.Nc3 Qe8 8.Qc2A99 Dutch Defence, Ilyin–Genevsky Variation with 7.Nc3 Qe8 8.b3B00 Irregular King's PawnB01 Scandinavian DefenceB02 Alekhine's DefenceB03 Alekhine's Defence 3.d4B04 Alekhine's Defence, Modern VariationB05 Alekhine's Defence, Modern Variation, 4...Bg4B06 Robatsch Modern & Pterodactyl DefenceB07 Pirc DefenceB08 Pirc Defence, Classical (Two Knights) SystemB09 Pirc Defence, Austrian attackB10 Caro-KannB11 Caro-Kann, Two knights, 3...Bg4B12 Caro-KannB13 Caro-Kann, Exchange VariationB14 Caro-Kann, Panov–Botvinnik Attack, 5...e6B15 Caro-KannB16 Caro-Kann, Bronstein–Larsen VariationB17 Caro-Kann, Steinitz Variation, Smyslov SystemsB18 Caro-Kann, Classical VariationB19 Caro-Kann, Classical, 7...Nd7B20 Sicilian, including Smith-Morra GambitB21 Sicilian, Grand Prix Attack, Smith-Morra GambitB22 Sicilian, Alapin VariationB23 Sicilian Closed, 2.Nc3 (without 2...a6 3.Nf3 (B28), 2...d6 3.Nf3 (B50), 2...Nc6 3.g3 (B24–B26))B24 Sicilian Closed, 2.Nc3 Nc6 3.g3 (without 3...g6 (B25–B26))B25 Sicilian Closed, 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 (without 6.Be3 (B26))B26 Sicilian Closed, 6.Be3B27 SicilianB28 Sicilian, O'Kelly VariationB29 Sicilian, Nimzovich–Rubinstein VariationB30 Sicilian, Old SicilianB31 Sicilian, Nimzovich–Rossolimo AttackB32 SicilianB33 Sicilian, Sveshnikov (Lasker–Pelikan) VariationB34 Sicilian Accelerated Dragon sidelinesB35 Sicilian Accelerated Dragon main lineB36 Sicilian Accelerated Fianchetto, Maroczy bind 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 (without 5...Bg7 (B37–B39))B37 Sicilian Accelerated Fianchetto, Maroczy bind, 5...Bg7 (without 6.Be3 (B38))B38 Sicilian Accelerated Fianchetto, Maroczy bind, 5...Bg7 6.Be3 (without 6...Nf6 7.Nc3 Ng4 (B39))B39 Sicilian Accelerated Fianchetto, Breyer VariationB40 Sicilian, 2.Nf3 e6, Delayed Alapin variationB41 Sicilian Kan VariationB42 Sicilian Kan VariationB43 Sicilian Kan VariationB44 SicilianB45 Sicilian Taimanov Variation, 5.Nc3B46 Sicilian Taimanov VariationB47 Sicilian Taimanov VariationB48 Sicilian Taimanov VariationB49 Sicilian Taimanov VariationB50 SicilianB51 Sicilian, Canal–Sokolsky AttackB52 Sicilian, Canal–Sokolsky Attack, 3...Bd7B53 Sicilian, Chekhover VariationB54 SicilianB55 Sicilian, Prins Variation, Venice AttackB56 SicilianB57 Sicilian, Sozin (not Scheveningen) including Magnus Smith TrapB58 Sicilian, ClassicalB59 Sicilian, Boleslavsky Variation, 7.Nb3B60 Sicilian Richter-RauzerB61 Sicilian Richter-Rauzer, Larsen Variation, 7.Qd2B62 Sicilian Richter-Rauzer, 6...e6B63 Sicilian Richter-Rauzer, Rauzer AttackB64 Sicilian Richter-Rauzer, Rauzer AttackB65 Sicilian Richter-Rauzer, Rauzer AttackB66 Sicilian Richter-Rauzer, Rauzer AttackB67 Sicilian Richter-Rauzer, Rauzer AttackB68 Sicilian Richter-Rauzer, Rauzer AttackB69 Sicilian Richter-Rauzer, Rauzer AttackB70 Sicilian DragonB71 Sicilian Dragon, Levenfish VariationB72 Sicilian Dragon, 6.Be3B73 Sicilian Dragon, Classical, 8.0-0B74 Sicilian Dragon, Classical, 9.Nb3B75 Sicilian Dragon, Yugoslav AttackB76 Sicilian Dragon, Yugoslav AttackB77 Sicilian Dragon, Yugoslav AttackB78 Sicilian Dragon, Yugoslav AttackB79 Sicilian Dragon, Yugoslav AttackB80 Sicilian Scheveningen, English AttackB81 Sicilian Scheveningen, Keres AttackB82 Sicilian Scheveningen, 6.f4B83 Sicilian Scheveningen, 6.Be2B84 Sicilian Scheveningen (Paulsen), Classical VariationB85 Sicilian Scheveningen, Classical Variation with ...Qc7 and ...Nc6B86 Sicilian Sozin AttackB87 Sicilian Sozin with ...a6 and ...b5B88 Sicilian Sozin, Leonhardt VariationB89 Sicilian Sozin, 7.Be3B90 Sicilian NajdorfB91 Sicilian Najdorf, Zagreb (Fianchetto) Variation (6.g3)B92 Sicilian Najdorf, Opocensky Variation (6.Be2)B93 Sicilian Najdorf, 6.f4B94 Sicilian Najdorf, 6.Bg5B95 Sicilian Najdorf, 6...e6B96 Sicilian Najdorf, 7.f4B97 Sicilian Najdorf, 7...Qb6 including Poisoned Pawn VariationB98 Sicilian Najdorf, 7...Be7B99 Sicilian Najdorf, 7...Be7 Main lineC00 FrenchC01 French Perseus GambitC02 French Advance VariationC03 French TarraschC04 French Tarrasch, Guimard Main lineC05 French Tarrasch, Closed VariationC06 French Tarrasch, Closed Variation, Main lineC07 French Tarrasch, Open VariationC08 French Tarrasch, Open, 4.exd5 exd5C09 French Tarrasch, Open Variation, Main lineC10 French, Paulsen VariationC11 French, Burn VariationC12 French, MacCutcheon VariationC13 French Alekhine-Chatard Attack, Albin-Chatard GambitC14 French ClassicalC15 French Winawer (Nimzovich) VariationC16 French Winawer, Advance VariationC17 French Winawer, Advance VariationC18 French Winawer, Advance VariationC19 French Winawer, Advance, 6...Ne7C20 King's Pawn GameC21 Center Game (includes Danish Gambit)C22 Center GameC23 Bishop's OpeningC24 Bishop's Opening, Berlin DefenceC25 Vienna GameC26 Vienna Game, Falkbeer VariationC27 Vienna GameC28 Vienna GameC29 Vienna Gambit, Kaufmann Variation including Würzburger TrapC30 King's GambitC31 King's Gambit Declined, Falkbeer and Nimzowitsch (3...c6) CountergambitsC32 King's Gambit Declined, Falkbeer, 5.dxe4C33 King's Gambit AcceptedC34 King's Gambit Accepted, including Fischer DefenceC35 King's Gambit Accepted, Cunningham DefenceC36 King's Gambit Accepted, Abbazia Defence (Classical Defence, Modern Defence)C37 King's Gambit Accepted, Quaade GambitC38 King's Gambit AcceptedC39 King's Gambit Accepted, Allgaier and Kieseritsky Gambits including Rice GambitC40 Irregular King's KnightC41 Philidor DefenceC42 Petrov's Defence, including Marshall TrapC43 Petrov's Defence, Modern (Steinitz) AttackC44 King's Knight/Ponziani/Scotch/GöringC45 Scotch GameC46 Three Knights including Halloween GambitC47 Four KnightsC48 Four Knights, Spanish VariationC49 Four Knights, Double Ruy LopezC50 Italian GameC51 Evans GambitC52 Evans Gambit with 4...Bxb4 5.c3 Ba5C53 Giuoco PianoC54 Giuoco PianoC55 Two Knights DefenceC56 Two Knights DefenceC57 Two Knights Defence, including the Fried Liver AttackC58 Two Knights DefenceC59 Two Knights DefenceC60 Spanish - Ruy Lopez, Unusual Black 3rd moves and 3...g6C61 Spanish - Ruy Lopez, Bird's DefenceC62 Spanish - Ruy Lopez, Old Steinitz DefenceC63 Spanish - Ruy Lopez, Schliemann DefenceC64 Spanish - Ruy Lopez, Classical (Cordel) DefenceC65 Spanish - Ruy Lopez, Berlin Defence, including Mortimer TrapC66 Spanish - Ruy Lopez, Berlin Defence, 4.0-0 d6C67 Spanish - Ruy Lopez, Berlin Defence, Open VariationC68 Spanish - Ruy Lopez, Exchange VariationC69 Spanish - Ruy Lopez, Exchange Variation, 5.0-0C70 Spanish - Ruy LopezC71 Spanish - Ruy Lopez, Modern Steinitz Defence including Noah's Ark TrapC72 Spanish - Ruy Lopez, Modern Steinitz Defence 5.0-0C73 Spanish - Ruy Lopez, Modern Steinitz Defence, Richter VariationC74 Spanish - Ruy Lopez, Modern Steinitz DefenceC75 Spanish - Ruy Lopez, Modern Steinitz DefenceC76 Spanish - Ruy Lopez, Modern Steinitz Defence, Fianchetto (Bronstein) VariationC77 Spanish - Ruy Lopez, Morphy DefenceC78 Spanish - Ruy Lopez, 5.0-0C79 Spanish - Ruy Lopez, Steinitz Defence Deferred (Russian Defence)C80 Spanish - Ruy Lopez, Open (Tarrasch) DefenceC81 Spanish - Ruy Lopez, Open, Howell AttackC82 Spanish - Ruy Lopez, Open, 9.c3C83 Spanish - Ruy Lopez, Open, Classical DefenceC84 Spanish - Ruy Lopez, ClosedC85 Spanish - Ruy Lopez, Exchange Variation Doubly Deferred (DERLD)C86 Spanish - Ruy Lopez, Worrall AttackC87 Spanish - Ruy Lopez, Closed, Averbakh VariationC88 Spanish - Ruy Lopez, ClosedC89 Spanish - Ruy Lopez, Marshall CounterattackC90 Spanish - Ruy Lopez, Closed, 7...d6C91 Spanish - Ruy Lopez, Closed, 9.d4C92 Spanish - Ruy Lopez, Closed, 9.h3C93 Spanish - Ruy Lopez, Closed, Smyslov DefenceC94 Spanish - Ruy Lopez, Closed, Breyer Defence, 10.d3C95 Spanish - Ruy Lopez, Closed, Breyer Defence, 10.d4C96 Spanish - Ruy Lopez, Closed, 8...Na5C97 Spanish - Ruy Lopez, Closed, Chigorin DefenceC98 Spanish - Ruy Lopez, Closed, Chigorin, 12...Nc6C99 Spanish - Ruy Lopez, Closed, Chigorin, 12...cxd4D00 Queen's Pawn Game (including Blackmar–Diemer Gambit, Halosar Trap and others)D01 Richter–Veresov AttackD02 Queen's Pawn Game, 2.Nf3 (including the London System)D03 Torre Attack, Tartakower VariationD04 Queen's Pawn Game, Colle SystemD05 Queen's Pawn Game, Zukertort Variation (including Colle system)D06 Queen's Gambit Declined (including the Baltic Defence, Marshall Defence and Symmetrical Defence)D07 Queen's Gambit Declined Chigorin DefenseD08 Queen's Gambit Declined Albin Counter Gambit and Lasker TrapD09 Queen's Gambit Declined Albin Counter Gambit, 5.g3D10 Queen's Gambit Declined Slav DefenceD11 Queen's Gambit Declined Slav Defence, 3.Nf3D12 Queen's Gambit Declined Slav Defence, 4.e3 Bf5D13 Queen's Gambit Declined Slav Defence, Exchange VariationD14 Queen's Gambit Declined Slav Defence, Exchange VariationD15 Queen's Gambit Declined Slav Defence, 4.Nc3D16 Queen's Gambit Declined Slav accepted, Alapin VariationD17 Queen's Gambit Declined Slav Defence, Czech DefenceD18 Queen's Gambit Declined Dutch VariationD19 Queen's Gambit Declined Dutch VariationD20 Queen's Gambit AcceptedD21 Queen's Gambit Accepted, 3.Nf3D22 Queen's Gambit Accepted, Alekhine DefenceD23 Queen's Gambit AcceptedD24 Queen's Gambit Accepted, 4.Nc3D25 Queen's Gambit Accepted, 4.e3D26 Queen's Gambit Accepted, Classical VariationD27 Queen's Gambit Accepted, Classical VariationD28 Queen's Gambit Accepted, Classical Variation 7.Qe2D29 Queen's Gambit Accepted, Classical Variation 8...Bb7D30 Queen's Gambit Declined, Orthodox DefenceD31 Queen's Gambit Declined, 3.Nc3, Noteboom VariationD32 Queen's Gambit Declined TarraschD33 Queen's Gambit Declined Tarrasch, Schlechter–Rubinstein SystemD34 Queen's Gambit Declined Tarrasch, 7...Be7D35 Queen's Gambit Declined, Exchange VariationD36 Queen's Gambit Declined, Exchange, positional line, 6.Qc2D37 Queen's Gambit Declined, 4.Nf3D38 Queen's Gambit Declined RagozinD39 Queen's Gambit Declined Ragozin, Vienna VariationD40 Queen's Gambit Declined Semi-TarraschD41 Queen's Gambit Declined Semi-Tarrasch, 5.cxd5D42 Queen's Gambit Declined Semi-Tarrasch, 7.Bd3D43 Queen's Gambit Declined Semi-SlavD44 Queen's Gambit Declined Semi-Slav, 5.Bg5 dxc4D45 Queen's Gambit Declined Semi-Slav, 5.e3D46 Queen's Gambit Declined Semi-Slav, 6.Bd3D47 Queen's Gambit Declined Semi-Slav, 7.Bc4D48 Queen's Gambit Declined Meran, 8...a6D49 Queen's Gambit Declined Meran, 11.Nxb5D50 Queen's Gambit Declined, 4.Bg5D51 Queen's Gambit Declined, 4.Bg5 Nbd7 (Cambridge Springs Defence and Elephant Trap)D52 Queen's Gambit DeclinedD53 Queen's Gambit Declined, 4.Bg5 Be7D54 Queen's Gambit Declined, Anti-neo-Orthodox VariationD55 Queen's Gambit Declined, 6.Nf3D56 Queen's Gambit Declined Lasker DefenseD57 Queen's Gambit Declined Lasker Defense, Main lineD58 Queen's Gambit Declined Tartakower (Tartakower–Makogonov–Bondarevsky) SystemD59 Queen's Gambit Declined Tartakower (Tartakower–Makogonov–Bondarevsky) System, 8.cxd5 Nxd5D60 Queen's Gambit Declined OrthodoxD61 Queen's Gambit Declined Orthodox, Rubinstein VariationD62 Queen's Gambit Declined Orthodox, 7.Qc2 c5, 8.cxd5 (Rubinstein)D63 Queen's Gambit Declined Orthodox, 7.Rc1D64 Queen's Gambit Declined Orthodox, Rubinstein Attack (with Rc1)D65 Queen's Gambit Declined Orthodox, Rubinstein Attack, Main lineD66 Queen's Gambit Declined Orthodox, Bd3 line including Rubinstein TrapD67 Queen's Gambit Declined Orthodox, Bd3 line, Capablanca freeing manoeuvreD68 Queen's Gambit Declined Orthodox, Classical VariationD69 Queen's Gambit Declined Orthodoxe, Classical, 13.dxe5D70 Neo-GrünfeldD71 Neo-Grünfeld, 5.cxd5D72 Neo-Grünfeld, 5.cxd5, Main lineD73 Neo-Grünfeld, 5.Nf3D74 Neo-Grünfeld, 6.cxd5 Nxd5, 7.0-0D75 Neo-Grünfeld, 6.cxd5 Nxd5, 7.0-0 c5, 8.Nc3D76 Neo-Grünfeld, 6.cxd5 Nxd5, 7.0-0 Nb6D77 Neo-Grünfeld, 6.0-0D78 Neo-Grünfeld, 6.0-0 c6D79 Neo-Grünfeld, 6.0-0, Main lineD80 GrünfeldD81 Grünfeld, Russian VariationD82 Grünfeld, 4.Bf4D83 Grünfeld GambitD84 Grünfeld, Gambit acceptedD85 Grünfeld, Nadanian VariationD86 Grünfeld, Exchange, Classical VariationD87 Grünfeld, Exchange, Spassky VariationD88 Grünfeld, Spassky Variation, Main line, 10...cxd4, 11.cxd4D89 Grünfeld, Spassky Variation, Main line, 13.Bd3D90 Grünfeld, Three Knights VariationD91 Grünfeld, Three Knights VariationD92 Grünfeld, 5.Bf4D93 Grünfeld with 5.Bf4 0-0 6.e3D94 Grünfeld, 5.e3D95 Grünfeld with 5.e3 0-0 6.Qb3D96 Grünfeld, Russian VariationD97 Grünfeld, Russian Variation with 7.e4D98 Grünfeld, Russian, Smyslov VariationD99 Grünfeld, Smyslov, Main lineE00 Queen's Pawn Game (including Neo-Indian Attack, Trompowsky Attack, Catalan Opening and others)E01 Catalan, ClosedE02 Catalan, Open, 5.Qa4E03 Catalan, Open, Alekhine VariationE04 Catalan, Open, 5.Nf3E05 Catalan, Open, Classical lineE06 Catalan, Closed, 5.Nf3E07 Catalan, Closed, 6...Nbd7E08 Catalan, Closed, 7.Qc2E09 Catalan, Closed, Main lineE10 Blumenfeld/Irregular IndianE11 Bogo-Indian DefenseE12 Queen's IndianE13 Queen's Indian, 4.Nc3, Main lineE14 Queen's Indian, 4.e3E15 Queen's Indian, 4.g3E16 Queen's Indian, Capablanca VariationE17 Queen's Indian, 5.Bg2 Be7E18 Queen's Indian, Old Main line, 7.Nc3E19 Queen's Indian, Old Main line, 9.Qxc3E20 Nimzo-IndianE21 Nimzo-Indian, Three Knights VariationE22 Nimzo-Indian, Spielmann VariationE23 Nimzo-Indian, Spielmann, 4...c5, 5.dxc5 Nc6E24 Nimzo-Indian, Sämisch VariationE25 Nimzo-Indian, Sämisch Variation, Keres VariationE26 Nimzo-Indian, Sämisch Variation, 4.a3 Bxc3+ 5.bxc3 c5 6.e3E27 Nimzo-Indian, Sämisch Variation, 5...0-0E28 Nimzo-Indian, Sämisch Variation, 6.e3E29 Nimzo-Indian, Sämisch Variation, Main lineE30 Nimzo-Indian, Leningrad VariationE31 Nimzo-Indian, Leningrad Variation, Main lineE32 Nimzo-Indian, Classical Variation, 4.Qc2E33 Nimzo-Indian, Classical Variation, 4...Nc6E34 Nimzo-Indian, Classical, Noa Variation, 4...d5E35 Nimzo-Indian, Classical, Noa Variation, 5.cxd5 exd5E36 Nimzo-Indian, Classical, Noa Variation, 5.a3E37 Nimzo-Indian, Classical, Noa Variation, Main line, 7.Qc2E38 Nimzo-Indian, Classical, 4...c5E39 Nimzo-Indian, Classical, Pirc VariationE40 Nimzo-Indian, 4.e3E41 Nimzo-Indian, 4.e3 c5E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein)E43 Nimzo-Indian, Fischer VariationE44 Nimzo-Indian, Fischer Variation, 5.Ne2E45 Nimzo-Indian, 4.e3, Bronstein (Byrne) VariationE46 Nimzo-Indian, 4.e3 0-0E47 Nimzo-Indian, 4.e3 0-0, 5.Bd3E48 Nimzo-Indian, 4.e3 0-0, 5.Bd3 d5E49 Nimzo-Indian, 4.e3, Botvinnik SystemE50 Nimzo-Indian, 4.e3 0-0, 5.Nf3, without ...d5E51 Nimzo-Indian, 4.e3 0-0, 5.Nf3 d5E52 Nimzo-Indian, 4.e3, Main line with ...b6E53 Nimzo-Indian, 4.e3, Main line with ...c5E54 Nimzo-Indian, 4.e3, Gligoric System with 7...dxc4E55 Nimzo-Indian, 4.e3, Gligoric System, Bronstein VariationE56 Nimzo-Indian, 4.e3, Main line with 7...Nc6E57 Nimzo-Indian, 4.e3, Main line with 8...dxc4 and 9...Bxc4 cxd4E58 Nimzo-Indian, 4.e3, Main line with 8...Bxc3E59 Nimzo-Indian, 4.e3, Main lineE60 King's IndianE61 King's Indian, 3.Nc3E62 King's Indian, Fianchetto VariationE63 King's Indian, Fianchetto, Panno VariationE64 King's Indian, Fianchetto, Yugoslav SystemE65 King's Indian, Yugoslav, 7.0-0E66 King's Indian, Fianchetto, Yugoslav PannoE67 King's Indian, Fianchetto with ...Nd7E68 King's Indian, Fianchetto, Classical Variation, 8.e4E69 King's Indian, Fianchetto, Classical Main lineE70 King's Indian, Accelerated Averbakh VariationE71 King's Indian, Makogonov System (5.h3)E72 King's Indian with e4 and g3E73 King's Indian, Averbakh, 5.Be2E74 King's Indian, Averbakh, 6...c5E75 King's Indian, Averbakh, Main lineE76 King's Indian, Four Pawns AttackE77 King's Indian, Four Pawns Attack, 6.Be2E78 King's Indian, Four Pawns Attack, with Be2 and Nf3E79 King's Indian, Four Pawns Attack, Main lineE80 King's Indian, Sämisch VariationE81 King's Indian, Sämisch, 5...0-0E82 King's Indian, Sämisch, Double Fianchetto VariationE83 King's Indian, Sämisch, 6...Nc6 (Panno Variation)E84 King's Indian, Sämisch, Panno Main lineE85 King's Indian, Sämisch, Orthodox VariationE86 King's Indian, Sämisch, Orthodox, 7.Nge2 c6E87 King's Indian, Sämisch, Orthodox, 7.d5E88 King's Indian, Sämisch, Orthodox, 7.d5 c6E89 King's Indian, Sämisch, Orthodox Main lineE90 King's Indian, 5.Nf3E91 King's Indian, 6.Be2E92 King's Indian, Classical VariationE93 King's Indian, Petrosian System, Main lineE94 King's Indian, Orthodox VariationE95 King's Indian, Orthodox, 7...Nbd7, 8.Re1E96 King's Indian, Orthodox, 7...Nbd7, Main lineE97 King's Indian, Orthodox, Aronin–Taimanov Variation (Yugoslav Attack / Mar del Plata Variation)E98 King's Indian, Orthodox, Aronin–Taimanov, 9.Ne1E99 King's Indian, Orthodox, Aronin–Taimanov, Main Puzzle Do not touch this: Do not touch this: Do not touch this: Do not touch this: Warning: This form can only be used if JavaScript is enabled in your browser.