Encyclopedia of Chess Openings (ECO)

A00 Ware Opening A01 Nimzo-Larsen Attack A02 Bird Opening A03 Bird Opening: Dutch Variation A04 Zukertort Opening A05 Zukertort Opening A06 Zukertort Opening A07 King's Indian Attack A08 King's Indian Attack: Sicilian Variation A09 Réti Opening A10 English Opening A11 English Opening: Caro-Kann Defensive System A12 Réti Opening: Anglo-Slav Variation, Bogoljubow Variation A13 English Opening: Agincourt Defense A14 English Opening: Agincourt Defense, Neo-Catalan Declined A15 English Opening: Anglo-Indian Defense A16 English Opening: Anglo-Indian Defense, Queen's Knight Variation A17 English Opening: Anglo-Indian Defense, Hedgehog System A18 English Opening: Mikenas-Carls Variation A19 English Opening: Mikenas-Carls, Sicilian A20 English Opening: King's English Variation A21 English Opening: King's English Variation, Reversed Sicilian A22 English Opening: King's English Variation, Two Knights Variation A23 English Opening: King's English Variation, Two Knights Variation, Keres Variation A24 English Opening: King's English Variation, Two Knights Variation, Fianchetto Line A25 English Opening: King's English Variation, Reversed Closed Sicilian A26 English Opening: King's English Variation, Closed System, Full Symmetry A27 English Opening: King's English Variation, Three Knights System A28 English Opening: King's English Variation, Four Knights Variation A29 English Opening: King's English Variation, Four Knights Variation, Fianchetto Line A30 English Opening: Symmetrical Variation A31 English Opening: Symmetrical Variation, Anti-Benoni Variation A32 English Opening: Symmetrical Variation, Anti-Benoni Variation, Spielmann Defense A33 English Opening: Symmetrical Variation, Anti-Benoni Variation, Spielmann Defense A34 English Opening: Symmetrical Variation, Normal Variation A35 English Opening: Symmetrical Variation, Two Knights Variation A36 English Opening: Symmetrical Variation, Two Knights, Fianchetto Variation A37 English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation A38 English Opening: Symmetrical Variation, Full Symmetry Line A39 English Opening: Symmetrical Variation, Mecking Variation A40 Queen's Pawn Game A41 Queen's Pawn Game A42 Modern Defense: Averbakh System A43 Benoni Defense: Old Benoni A44 Benoni Defense: Old Benoni A45 Indian Defense A46 Indian Defense: Knights Variation A47 Pseudo Queen's Indian Defense A48 East Indian Defense A49 Indian Defense: Przepiorka Variation A50 Indian Defense: Normal Variation A51 Indian Defense: Budapest Gambit A52 Indian Defense: Budapest Gambit Accepted, Main Line A53 Old Indian Defense A54 Old Indian Defense: Tartakower-Indian A55 Old Indian Defense: Normal Variation A56 Benoni Defense A57 Benko Gambit A58 Benko Gambit Accepted: Fully Accepted Variation A59 Benko Gambit Accepted: Yugoslav A60 Benoni Defense: Modern Variation A61 Benoni Defense A62 Benoni Defense: Fianchetto Variation A63 Benoni Defense: Fianchetto Variation, Hastings Defense A64 Benoni Defense: Fianchetto Variation, Hastings Defense, Main Line A65 Benoni Defense: King's Pawn Line A66 Benoni Defense: Pawn Storm Variation A67 Benoni Defense: Taimanov Variation A68 Benoni Defense: Four Pawns Attack A69 Benoni Defense: Four Pawns Attack, Main Line A70 Benoni Defense: Classical Variation A71 Benoni Defense: Classical Variation, Averbakh-Grivas Attack A72 Benoni Defense: Classical Variation A73 Benoni Defense: Classical Variation, Main Line A74 Benoni Defense: Classical Variation, Full Line A75 Benoni Defense: Classical Variation, Argentine Counterattack A76 Benoni Defense: Classical Variation, Czerniak Defense A77 Benoni Defense: Classical Variation, Czerniak Defense, Tal Line A78 Benoni Defense: Classical Variation, Czerniak Defense A79 Benoni Defense: Classical Variation, Czerniak Defense A80 Dutch Defense A81 Dutch Defense: Fianchetto Attack A82 Dutch Defense: Staunton Gambit A83 Dutch Defense: Staunton Gambit A84 Dutch Defense A85 Dutch Defense: Queen's Knight Variation A86 Dutch Defense: Fianchetto Variation A87 Dutch Defense: Leningrad Variation A88 Dutch Defense: Leningrad Variation, Warsaw Variation A89 Dutch Defense: Leningrad Variation, Matulovic Variation A90 Dutch Defense: Classical Variation A91 Dutch Defense: Classical Variation A92 Dutch Defense: Classical Variation A93 Dutch Defense: Stonewall Variation, Botvinnik Variation A94 Dutch Defense: Stonewall Variation A95 Dutch Defense: Stonewall Variation A96 Dutch Defense: Classical Variation A97 Dutch Defense: Classical Variation, Ilyin-Zhenevsky Variation A98 Dutch Defense: Classical Variation, Ilyin-Zhenevsky Variation, Alatortsev-Lisitsyn Line A99 Dutch Defense: Classical Variation, Ilyin-Zhenevsky Variation, Modern Main Line

B00 King's Pawn Game B01 Scandinavian Defense B02 Alekhine Defense B03 Alekhine Defense B04 Alekhine Defense: Modern Variation B05 Alekhine Defense: Modern Variation, Main Line B06 Modern Defense B07 King's Pawn Game: Maróczy Defense B08 Pirc Defense: Classical Variation B09 Pirc Defense: Austrian Attack B10 Caro-Kann Defense B11 Caro-Kann Defense: Two Knights Attack, Mindeno Variation B12 Caro-Kann Defense B13 Caro-Kann Defense: Exchange Variation B14 Caro-Kann Defense: Panov Attack B15 Caro-Kann Defense B16 Caro-Kann Defense: Finnish Variation B17 Caro-Kann Defense: Karpov Variation B18 Caro-Kann Defense: Classical Variation B19 Caro-Kann Defense: Classical Variation B20 Sicilian Defense B21 Sicilian Defense: Smith-Morra Gambit B22 Sicilian Defense: Alapin Variation B23 Sicilian Defense: Closed B24 Sicilian Defense: Closed, Fianchetto Variation B25 Sicilian Defense: Closed B26 Sicilian Defense: Closed B27 Sicilian Defense B28 Sicilian Defense: O'Kelly Variation B29 Sicilian Defense: Nimzowitsch Variation B30 Sicilian Defense: Old Sicilian B31 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation B32 Sicilian Defense: Open B33 Sicilian Defense: Open B34 Sicilian Defense: Accelerated Dragon, Exchange Variation B35 Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation B36 Sicilian Defense: Accelerated Dragon, Maróczy Bind B37 Sicilian Defense: Accelerated Dragon, Maróczy Bind B38 Sicilian Defense: Accelerated Dragon, Maróczy Bind B39 Sicilian Defense: Accelerated Dragon, Maróczy Bind, Breyer Variation B40 Sicilian Defense: French Variation B41 Sicilian Defense: Kan Variation B42 Sicilian Defense: Kan Variation, Modern Variation B43 Sicilian Defense: Kan Variation, Knight Variation B44 Sicilian Defense: Taimanov Variation B45 Sicilian Defense: Taimanov Variation B46 Sicilian Defense: Taimanov Variation B47 Sicilian Defense: Taimanov Variation, Bastrikov Variation B48 Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack B49 Sicilian Defense: Taimanov Variation, Bastrikov Variation B50 Sicilian Defense: Modern Variations B51 Sicilian Defense: Moscow Variation B52 Sicilian Defense: Moscow Variation, Main Line B53 Sicilian Defense: Chekhover Variation B54 Sicilian Defense: Dragon Variation, Accelerated Dragon B55 Sicilian Defense: Prins Variation, Venice Attack B56 Sicilian Defense: Classical Variation B57 Sicilian Defense: Classical Variation, Sozin Attack B58 Sicilian Defense: Classical Variation B59 Sicilian Defense: Boleslavsky Variation B60 Sicilian Defense: Richter-Rauzer Variation B61 Sicilian Defense: Richter-Rauzer Variation, Modern Variation B62 Sicilian Defense: Richter-Rauzer Variation B63 Sicilian Defense: Richter-Rauzer Variation, Traditional Variation B64 Sicilian Defense: Richter-Rauzer Variation, Classical Variation B65 Sicilian Defense: Richter-Rauzer Variation, Rauzer Attack B66 Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Early Deviations B67 Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation B68 Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation B69 Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Nyezhmetdinov Attack B70 Sicilian Defense: Dragon Variation B71 Sicilian Defense: Dragon Variation, Levenfish Variation B72 Sicilian Defense: Dragon Variation B73 Sicilian Defense: Dragon Variation, Classical Variation B74 Sicilian Defense: Dragon Variation, Classical Variation, Normal Line B75 Sicilian Defense: Dragon Variation, Yugoslav Attack, Early Deviations B76 Sicilian Defense: Dragon Variation, Yugoslav Attack B77 Sicilian Defense: Dragon Variation, Yugoslav Attack, Main Line B78 Sicilian Defense: Dragon Variation, Yugoslav Attack B79 Sicilian Defense: Dragon Variation, Yugoslav Attack B80 Sicilian Defense: Scheveningen Variation B81 Sicilian Defense: Scheveningen Variation, Keres Attack B82 Sicilian Defense: Scheveningen Variation, Matanovic Attack B83 Sicilian Defense: Scheveningen Variation, Classical Variation B84 Sicilian Defense: Scheveningen Variation, Classical Variation B85 Sicilian Defense: Scheveningen Variation, Classical Variation, Paulsen Variation B86 Sicilian Defense: Sozin Attack B87 Sicilian Defense: Sozin Attack, Flank Variation B88 Sicilian Defense: Sozin Attack, Leonhardt Variation B89 Sicilian Defense: Sozin Attack, Main Line B90 Sicilian Defense: Najdorf Variation B91 Sicilian Defense: Najdorf Variation, Zagreb Variation B92 Sicilian Defense: Najdorf Variation, Opocensky Variation B93 Sicilian Defense: Najdorf Variation, Amsterdam Variation B94 Sicilian Defense: Najdorf Variation B95 Sicilian Defense: Najdorf Variation B96 Sicilian Defense: Najdorf Variation B97 Sicilian Defense: Najdorf Variation, Poisoned Pawn Variation B98 Sicilian Defense: Najdorf Variation B99 Sicilian Defense: Najdorf Variation, Main Line

C00 French Defense C01 French Defense: Exchange Variation C02 French Defense: Advance Variation C03 French Defense: Tarrasch Variation C04 French Defense: Tarrasch Variation, Guimard Defense, Main Line C05 French Defense: Tarrasch Variation, Closed Variation C06 French Defense: Tarrasch Variation, Closed Variation, Main Line C07 French Defense: Tarrasch Variation, Open System C08 French Defense: Tarrasch Variation, Open System C09 French Defense: Tarrasch Variation, Open System, Main Line C10 French Defense: Paulsen Variation C11 French Defense: Classical Variation C12 French Defense: McCutcheon Variation C13 French Defense: Classical Variation, Normal Variation C14 French Defense: Classical Variation C15 French Defense: Winawer Variation C16 French Defense: Winawer Variation, Advance Variation C17 French Defense: Winawer Variation, Advance Variation C18 French Defense: Winawer Variation, Advance Variation C19 French Defense: Winawer Variation, Positional Variation C20 King's Pawn Game C21 Center Game Accepted C22 Center Game: Normal Variation C23 Bishop's Opening C24 Bishop's Opening: Berlin Defense C25 Vienna Game C26 Vienna Game: Falkbeer Variation C27 Vienna Game: Frankenstein-Dracula Variation C28 Vienna Game: Stanley Variation, Three Knights Variation C29 Vienna Game: Vienna Gambit C30 King's Gambit C31 King's Gambit Declined: Falkbeer Countergambit C32 King's Gambit Declined: Falkbeer Countergambit, Charousek Gambit Accepted C33 King's Gambit Accepted C34 King's Gambit Accepted: King's Knight's Gambit C35 King's Gambit Accepted: Cunningham Defense C36 King's Gambit Accepted: Modern Defense C37 King's Gambit Accepted: Rosentreter Gambit C38 King's Gambit Accepted: Traditional Variation C39 King's Gambit Accepted: King's Knight's Gambit C40 King's Knight Opening C41 Philidor Defense C42 Petrov's Defense C43 Petrov's Defense: Modern Attack C44 King's Knight Opening: Normal Variation C45 Scotch Game C46 Three Knights Opening C47 Four Knights Game C48 Four Knights Game: Spanish Variation C49 Four Knights Game: Spanish Variation, Double Spanish C50 Italian Game C51 Italian Game: Evans Gambit C52 Italian Game: Evans Gambit, Main Line C53 Italian Game: Classical Variation C54 Italian Game: Classical Variation C55 Italian Game: Two Knights Defense C56 Italian Game: Two Knights Defense, Open Variation C57 Italian Game: Two Knights Defense, Knight Attack C58 Italian Game: Two Knights Defense, Polerio Defense C59 Italian Game: Two Knights Defense, Polerio Defense, Suhle Defense C60 Ruy Lopez C61 Ruy Lopez: Bird Variation C62 Ruy Lopez: Steinitz Defense C63 Ruy Lopez: Schliemann Defense C64 Ruy Lopez: Classical Variation C65 Ruy Lopez: Berlin Defense C66 Ruy Lopez: Berlin Defense, Improved Steinitz Defense C67 Ruy Lopez: Berlin Defense, Rio Gambit Accepted C68 Ruy Lopez: Exchange Variation C69 Ruy Lopez: Exchange Variation, Normal Variation C70 Ruy Lopez: Morphy Defense C71 Ruy Lopez: Morphy Defense, Modern Steinitz Defense C72 Ruy Lopez: Morphy Defense, Modern Steinitz Defense C73 Ruy Lopez: Morphy Defense, Modern Steinitz Defense C74 Ruy Lopez: Morphy Defense, Modern Steinitz Defense C75 Ruy Lopez: Morphy Defense, Modern Steinitz Defense C76 Ruy Lopez: Morphy Defense, Modern Steinitz Defense, Fianchetto Variation C77 Ruy Lopez: Morphy Defense, Anderssen Variation C78 Ruy Lopez: Morphy Defense C79 Ruy Lopez: Morphy Defense, Steinitz Deferred C80 Ruy Lopez: Open C81 Ruy Lopez: Open, Howell Attack C82 Ruy Lopez: Open C83 Ruy Lopez: Open, Classical Defense C84 Ruy Lopez: Closed C85 Ruy Lopez: Closed, Delayed Exchange C86 Ruy Lopez: Closed, Worrall Attack C87 Ruy Lopez: Closed, Averbakh Variation C88 Ruy Lopez: Closed C89 Ruy Lopez: Marshall Attack C90 Ruy Lopez: Closed C91 Ruy Lopez: Closed, Yates Variation C92 Ruy Lopez: Closed C93 Ruy Lopez: Closed, Smyslov Defense C94 Ruy Lopez: Closed, Breyer Defense C95 Ruy Lopez: Closed, Breyer C96 Ruy Lopez: Closed, Chigorin Defense C97 Ruy Lopez: Closed, Chigorin Defense C98 Ruy Lopez: Closed, Chigorin Defense C99 Ruy Lopez: Closed, Chigorin Defense, Panov System

D00 Queen's Pawn Game D01 Richter-Veresov Attack D02 Queen's Pawn Game: Zukertort Variation D03 Queen's Pawn Game: Torre Attack D04 Queen's Pawn Game: Colle System D05 Queen's Pawn Game: Colle System D06 Queen's Gambit D07 Queen's Gambit Declined: Chigorin Defense D08 Queen's Gambit Declined: Albin Countergambit D09 Queen's Gambit Declined: Albin Countergambit, Fianchetto Variation D10 Slav Defense D11 Slav Defense: Modern Line D12 Slav Defense: Quiet Variation, Schallopp Defense D13 Slav Defense: Exchange Variation D14 Slav Defense: Exchange Variation, Symmetrical Line D15 Slav Defense: Three Knights Variation D16 Slav Defense: Alapin Variation D17 Slav Defense: Czech Variation D18 Slav Defense: Czech Variation, Classical System D19 Slav Defense: Czech Variation, Dutch Variation D20 Queen's Gambit Accepted D21 Queen's Gambit Accepted: Normal Variation D22 Queen's Gambit Accepted: Alekhine Defense D23 Queen's Gambit Accepted D24 Queen's Gambit Accepted: Showalter Variation D25 Queen's Gambit Accepted: Normal Variation D26 Queen's Gambit Accepted: Normal Variation, Traditional System D27 Queen's Gambit Accepted: Classical Defense, Main Line D28 Queen's Gambit Accepted: Classical Defense, Alekhine System D29 Queen's Gambit Accepted: Classical Defense, Alekhine System, Main Line D30 Queen's Gambit Declined D31 Queen's Gambit Declined: Queen's Knight Variation D32 Tarrasch Defense D33 Tarrasch Defense: Rubinstein System D34 Tarrasch Defense: Prague Variation, Main Line D35 Queen's Gambit Declined: Normal Defense D36 Queen's Gambit Declined: Exchange Variation, Reshevsky Variation D37 Queen's Gambit Declined: Three Knights Variation D38 Queen's Gambit Declined: Ragozin Defense D39 Queen's Gambit Declined: Ragozin Defense, Vienna Variation D40 Queen's Gambit Declined: Semi-Tarrasch Defense D41 Queen's Gambit Declined: Semi-Tarrasch Defense D42 Queen's Gambit Declined: Semi-Tarrasch Defense, Main Line D43 Semi-Slav Defense D44 Semi-Slav Defense Accepted D45 Semi-Slav Defense: Main Line D46 Semi-Slav Defense: Main Line D47 Semi-Slav Defense: Semi-Meran Variation D48 Semi-Slav Defense: Meran Variation D49 Semi-Slav Defense: Meran Variation, Blumenfeld Variation D50 Queen's Gambit Declined: Modern Variation D51 Queen's Gambit Declined: Modern Variation, Knight Defense D52 Queen's Gambit Declined D53 Queen's Gambit Declined D54 Queen's Gambit Declined: Neo-Orthodox Variation D55 Queen's Gambit Declined: Modern Variation, Normal Line D56 Queen's Gambit Declined: Lasker Defense D57 Queen's Gambit Declined: Lasker Defense, Main Line D58 Queen's Gambit Declined: Tartakower Defense D59 Queen's Gambit Declined: Tartakower Defense, Makogonov Exchange Variation D60 Queen's Gambit Declined: Orthodox Defense D61 Queen's Gambit Declined: Orthodox Defense, Rubinstein Variation D62 Queen's Gambit Declined: Orthodox Defense, Rubinstein Variation, Flohr Line D63 Queen's Gambit Declined: Orthodox Defense, Main Line D64 Queen's Gambit Declined: Orthodox Defense, Rubinstein Attack D65 Queen's Gambit Declined: Orthodox Defense, Rubinstein Attack D66 Queen's Gambit Declined: Orthodox Defense, Bd3 Line D67 Queen's Gambit Declined: Orthodox Defense, Capablanca System D68 Queen's Gambit Declined: Orthodox Defense, Classical Variation D69 Queen's Gambit Declined: Orthodox Defense, Classical Variation D70 Neo-Grünfeld Defense: with Nf3 D71 Neo-Grünfeld Defense: Exchange Variation D72 Neo-Grünfeld Defense: with g3 D73 Neo-Grünfeld Defense: with g3 D74 Neo-Grünfeld Defense: Delayed Exchange Variation D75 Neo-Grünfeld Defense: Delayed Exchange Variation D76 Neo-Grünfeld Defense: Delayed Exchange Variation D77 Neo-Grünfeld Defense: Classical Variation D78 Neo-Grünfeld Defense: Classical Variation, Original Defense D79 Neo-Grünfeld Defense: Ultra-Delayed Exchange Variation D80 Grünfeld Defense D81 Grünfeld Defense: Russian Variation, Accelerated Variation D82 Grünfeld Defense: Brinckmann Attack D83 Grünfeld Defense: Brinckmann Attack, Grünfeld Gambit D84 Grünfeld Defense: Brinckmann Attack, Grünfeld Gambit Accepted D85 Grünfeld Defense: Exchange Variation D86 Grünfeld Defense: Exchange Variation, Classical Variation D87 Grünfeld Defense: Exchange Variation, Spassky Variation D88 Grünfeld Defense: Exchange Variation, Spassky Variation D89 Grünfeld Defense: Exchange Variation, Spassky Variation D90 Grünfeld Defense: Three Knights Variation D91 Grünfeld Defense: Three Knights Variation, Petrosian System D92 Grünfeld Defense: Three Knights Variation, Hungarian Attack D93 Grünfeld Defense: Three Knights Variation, Hungarian Variation D94 Grünfeld Defense: Three Knights Variation, Burille Variation D95 Grünfeld Defense: Three Knights Variation, Vienna Variation D96 Grünfeld Defense: Russian Variation D97 Grünfeld Defense: Russian Variation D98 Grünfeld Defense: Russian Variation, Smyslov Variation D99 Grünfeld Defense: Russian Variation, Smyslov Variation

E00 Indian Defense: Seirawan Attack E01 Catalan Opening: Open Defense E02 Catalan Opening: Open Defense E03 Catalan Opening: Open Defense E04 Catalan Opening: Open Defense E05 Catalan Opening: Open Defense, Classical Line E06 Catalan Opening: Closed E07 Catalan Opening: Closed E08 Catalan Opening: Closed E09 Catalan Opening: Closed, Main Line E10 Indian Defense: Anti-Nimzo-Indian E11 Bogo-Indian Defense E12 Queen's Indian Defense E13 Queen's Indian Defense: Kasparov Variation E14 Queen's Indian Defense: Spassky System E15 Queen's Indian Defense: Fianchetto Variation E16 Queen's Indian Defense: Capablanca Variation E17 Queen's Indian Defense: Traditional Variation E18 Queen's Indian Defense: Classical Variation, Traditional Variation E19 Queen's Indian Defense: Classical Variation, Traditional Variation, Main Line E20 Nimzo-Indian Defense E21 Nimzo-Indian Defense: Three Knights Variation E22 Nimzo-Indian Defense: Spielmann Variation E23 Nimzo-Indian Defense: Spielmann Variation, Romanovsky Gambit E24 Nimzo-Indian Defense: Sämisch Variation E25 Nimzo-Indian Defense: Sämisch Variation E26 Nimzo-Indian Defense: Sämisch Variation E27 Nimzo-Indian Defense: Sämisch Variation E28 Nimzo-Indian Defense: Sämisch Variation E29 Nimzo-Indian Defense: Sämisch Variation E30 Nimzo-Indian Defense: Leningrad Variation E31 Nimzo-Indian Defense: Leningrad Variation, Benoni Defense E32 Nimzo-Indian Defense: Classical Variation E33 Nimzo-Indian Defense: Classical Variation, Zurich Variation E34 Nimzo-Indian Defense: Classical Variation, Noa Variation E35 Nimzo-Indian Defense: Classical Variation, Noa Variation E36 Nimzo-Indian Defense: Classical Variation, Noa Variation E37 Nimzo-Indian Defense: Classical Variation, Noa Variation E38 Nimzo-Indian Defense: Classical Variation, Berlin Variation E39 Nimzo-Indian Defense: Classical Variation, Berlin Variation, Pirc Variation E40 Nimzo-Indian Defense: Rubinstein System E41 Nimzo-Indian Defense: Rubinstein System E42 Nimzo-Indian Defense: Rubinstein System, Rubinstein Variation E43 Nimzo-Indian Defense: St. Petersburg Variation E44 Nimzo-Indian Defense: St. Petersburg Variation E45 Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation E46 Nimzo-Indian Defense: Normal Variation E47 Nimzo-Indian Defense: Normal Variation E48 Nimzo-Indian Defense: Normal Variation, Classical Defense E49 Nimzo-Indian Defense: Normal Variation, Botvinnik System E50 Nimzo-Indian Defense E51 Nimzo-Indian Defense: Normal Variation, Ragozin Variation E52 Nimzo-Indian Defense: Normal Variation, Schlechter Defense E53 Nimzo-Indian Defense: Normal Variation, Gligoric System E54 Nimzo-Indian Defense: Normal Variation, Gligoric System, Exchange Variation E55 Nimzo-Indian Defense: Normal Variation, Gligoric System, Bronstein Variation E56 Nimzo-Indian Defense: Normal Variation, Gligoric System, Bernstein Defense E57 Nimzo-Indian Defense: Normal Variation, Gligoric System, Bernstein Defense E58 Nimzo-Indian Defense: Normal Variation, Bernstein Defense, Exchange Line E59 Nimzo-Indian Defense: Normal Variation, Bernstein Defense E60 Indian Defense: West Indian Defense E61 King's Indian Defense E62 King's Indian Defense: Fianchetto Variation, Delayed Fianchetto E63 King's Indian Defense: Fianchetto Variation, Panno Variation E64 King's Indian Defense: Fianchetto Variation, Pterodactyl Variation E65 King's Indian Defense: Fianchetto Variation, Yugoslav Variation E66 King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Advance Line E67 King's Indian Defense: Fianchetto Variation, Debrecen Defense E68 King's Indian Defense: Fianchetto Variation, Classical Variation E69 King's Indian Defense: Fianchetto Variation, Classical Main Line E70 King's Indian Defense: Normal Variation E71 King's Indian Defense: Makogonov Variation E72 King's Indian Defense: Normal Variation, Deferred Fianchetto E73 King's Indian Defense: Normal Variation, Standard Development E74 King's Indian Defense: Averbakh Variation, Benoni Defense E75 King's Indian Defense: Averbakh Variation, Main Line E76 King's Indian Defense: Four Pawns Attack E77 King's Indian Defense: Four Pawns Attack E78 King's Indian Defense: Four Pawns Attack, Fluid Attack E79 King's Indian Defense: Four Pawns Attack, Exchange Variation E80 King's Indian Defense: Sämisch Variation E81 King's Indian Defense: Sämisch Variation, Normal Defense E82 King's Indian Defense: Sämisch Variation, Double Fianchetto E83 King's Indian Defense: Sämisch Variation, Yates Defense E84 King's Indian Defense: Sämisch Variation, Panno Main Line E85 King's Indian Defense: Sämisch Variation, Orthodox Variation E86 King's Indian Defense: Sämisch Variation E87 King's Indian Defense: Sämisch Variation, Closed Variation E88 King's Indian Defense: Sämisch Variation, Closed Variation E89 King's Indian Defense: Sämisch Variation, Closed Variation, Main Line E90 King's Indian Defense: Normal Variation, Rare Defenses E91 King's Indian Defense: Orthodox Variation E92 King's Indian Defense: Orthodox Variation E93 King's Indian Defense: Petrosian Variation, Normal Defense E94 King's Indian Defense: Orthodox Variation E95 King's Indian Defense: Orthodox Variation E96 King's Indian Defense: Orthodox Variation, Positional Defense, Main Line E97 King's Indian Defense: Orthodox Variation, Aronin-Taimanov Defense E98 King's Indian Defense: Orthodox Variation, Classical System E99 King's Indian Defense: Orthodox Variation, Classical System, Traditional Line