A A · Flank openings
- A00 Amar Opening 10,190
- A01 Nimzo-Larsen Attack 2,795
- A02 Bird Opening 804
- A03 Bird Opening: Dutch Variation 2,582
- A04 Colle System: Rhamphorhynchus Variation 5,833
- A05 King's Indian Attack 5,136
- A06 Nimzo-Larsen Attack: Classical Variation 2,249
- A07 Hungarian Opening: Wiedenhagen-Beta Gambit 9,544
- A08 King's Indian Attack: French Variation 3,783
- A09 Réti Opening 2,343
- A10 English Opening 2,582
- A11 English Opening: Caro-Kann Defensive System 4,540
- A12 Réti Opening: Anglo-Slav Variation 2,753
- A13 English Opening: Agincourt Defense 5,800
- A14 English Opening: Agincourt Defense, Keres Defense 4,217
- A15 English Opening: Anglo-Indian Defense 2,934
- A16 English Opening: Anglo-Grünfeld Defense 3,748
- A17 English Opening: Anglo-Indian Defense 2,883
- A18 English Opening: Mikenas-Carls Variation 938
- A19 English Opening: Anglo-Indian Defense, Flohr-Mikenas-Carls Variation, Nei Gambit 461
- A20 English Opening: Drill Variation 2,669
- A21 English Opening: King's English Variation 5,048
- A22 English Opening: Carls-Bremen System 1,876
- A23 English Opening: King's English Variation, Two Knights Variation, Keres Variation 461
- A24 English Opening: King's English Variation, Two Knights Variation, Fianchetto Line 1,193
- A25 English Opening: Closed, Taimanov Variation 4,607
- A26 English Opening: King's English Variation, Botvinnik System 3,463
- A27 English Opening: King's English Variation, Three Knights System 796
- A28 English Opening: Four Knights System, Nimzowitsch Variation 3,165
- A29 English Opening: King's English Variation, Four Knights Variation, Fianchetto Line 4,680
- A30 English Opening: Symmetrical Variation 10,262
- A31 English Opening: Symmetrical Variation, Anti-Benoni Variation 2,240
- A32 English Opening: Symmetrical Variation, Anti-Benoni Variation, Spielmann Defense 1,655
- A33 English Opening: Symmetrical Variation, Anti-Benoni Variation, Geller Variation 2,379
- A34 English Opening: Symmetrical Variation 5,408
- A35 English Opening: Symmetrical Variation 2,071
- A36 English Opening: Symmetrical Variation, Botvinnik System 4,997
- A37 English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3 3,942
- A38 English Opening: Symmetrical Variation, Double Fianchetto 1,918
- A39 English Opening: Symmetrical Variation, Mecking Variation 1,888
- A40 Australian Defense 6,420
- A41 Modern Defense 5,765
- A42 Modern Defense: Averbakh System 4,126
- A43 Benoni Defense: Benoni Gambit Accepted 5,170
- A44 Benoni Defense: Old Benoni 1,444
- A45 Amazon Attack: Siberian Attack 7,467
- A46 Döry Defense 7,138
- A47 Indian Defense: Schnepper Gambit 3,339
- A48 East Indian Defense 6,947
- A49 Indian Defense: Przepiorka Variation 3,255
- A50 Indian Defense: Medusa Gambit 1,148
- A51 Indian Defense: Budapest Gambit 365
- A52 Indian Defense: Budapest Gambit Accepted, Main Line 1,457
- A53 Old Indian Defense 3,006
- A54 Old Indian Defense: Duz-Khotimirsky Variation 1,591
- A55 Old Indian Defense: Normal Variation 2,644
- A56 Benoni Defense 2,245
- A57 Benko Gambit 5,302
- A58 Benko Gambit Accepted: Central Storming Variation 1,789
- A59 Benko Gambit 1,166
- A60 Benoni Defense: Modern Variation 932
- A61 Benoni Defense 1,147
- A62 Benoni Defense: Fianchetto Variation 1,026
- A63 Benoni Defense: Fianchetto Variation, Hastings Defense 454
- A64 Benoni Defense: Fianchetto Variation, Hastings Defense, Main Line 585
- A65 Benoni Defense: King's Pawn Line 2,543
- A66 Benoni Defense: Mikenas Variation 85
- A67 Benoni Defense: Taimanov Variation 802
- A68 Benoni Defense: Four Pawns Attack 651
- A69 Benoni Defense: Four Pawns Attack, Main Line 644
- A70 Benoni Defense: Classical Variation 2,135
- A71 Benoni Defense: Classical Variation, Averbakh-Grivas Attack 254
- A72 Benoni Defense: Classical Variation 274
- A73 Benoni Defense: Classical Variation, Main Line 406
- A74 Benoni Defense: Classical Variation, Full Line 66
- A75 Benoni Defense: Classical Variation, Argentine Counterattack 605
- A76 Benoni Defense: Classical Variation, Czerniak Defense 82
- A77 Benoni Defense: Classical Variation, Czerniak Defense, Tal Line 584
- A78 Benoni Defense: Classical Variation, Czerniak Defense 97
- A79 Benoni Defense: Classical Variation, Czerniak Defense 299
- A80 Dutch Defense 3,423
- A81 Dutch Defense: Blackburne Variation 3,384
- A82 Dutch Defense: Blackmar's Second Gambit 163
- A83 Dutch Defense: Staunton Gambit 464
- A84 Dutch Defense 2,399
- A85 Dutch Defense: Queen's Knight Variation 1,969
- A86 Dutch Defense: Fianchetto Variation 970
- A87 Dutch Defense: Leningrad Variation 2,916
- A88 Dutch Defense: Leningrad Variation, Warsaw Variation 1,605
- A89 Dutch Defense: Leningrad Variation, Matulovic Variation 1,015
- A90 Dutch Defense: Classical Variation 3,121
- A91 Dutch Defense: Classical Variation 355
- A92 Dutch Defense: Alekhine Variation 525
- A93 Dutch Defense: Stonewall Variation, Botvinnik Variation 322
- A94 Dutch Defense: Stonewall Variation 240
- A95 Dutch Defense: Stonewall Variation 279
- A96 Dutch Defense: Classical Variation 561
- A97 Dutch Defense: Classical Variation, Ilyin-Zhenevsky Variation 223
- A98 Dutch Defense: Classical Variation, Ilyin-Zhenevsky Variation, Alatortsev-Lisitsyn Line 118
- A99 Dutch Defense: Classical Variation, Ilyin-Zhenevsky Variation, Modern Main Line 370
B B · Semi-open games
- B00 Barnes Defense 4,470
- B01 Scandinavian Defense 9,875
- B02 Alekhine Defense 2,700
- B03 Alekhine Defense 2,560
- B04 Alekhine Defense: Modern Variation 3,387
- B05 Alekhine Defense: Modern Variation, Alekhine Variation 2,565
- B06 Modern Defense 12,698
- B07 Czech Defense 15,791
- B08 Pirc Defense: Classical Variation 8,227
- B09 Pirc Defense: Austrian Attack 4,241
- B10 Caro-Kann Defense 3,658
- B11 Caro-Kann Defense: Two Knights Attack, Mindeno Variation 2,256
- B12 Caro-Kann Defense 8,202
- B13 Caro-Kann Defense: Exchange Variation 3,691
- B14 Caro-Kann Defense: Panov Attack 4,132
- B15 Caro-Kann Defense 4,310
- B16 Caro-Kann Defense: Bronstein-Larsen Variation 1,289
- B17 Caro-Kann Defense: Karpov Variation 4,146
- B18 Caro-Kann Defense: Classical Variation 2,402
- B19 Caro-Kann Defense: Classical Variation 3,958
- B20 Sicilian Defense 4,465
- B21 Bird Opening: Dutch Variation, Batavo Gambit 2,584
- B22 Sicilian Defense: Alapin Variation 18,881
- B23 Sicilian Defense: Closed 7,005
- B24 Sicilian Defense: Closed 1,604
- B25 Sicilian Defense: Closed 4,049
- B26 Sicilian Defense: Closed 2,676
- B27 Modern Defense: Pterodactyl Variation 2,212
- B28 Sicilian Defense: O'Kelly Variation 1,391
- B29 Sicilian Defense: Nimzowitsch Variation 1,261
- B30 Sicilian Defense: Closed, Anti-Sveshnikov Variation 8,228
- B31 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation 6,605
- B32 Sicilian Defense: Accelerated Dragon 3,758
- B33 Sicilian Defense: Lasker-Pelikan Variation 11,662
- B34 Sicilian Defense: Accelerated Dragon, Exchange Variation 1,567
- B35 Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation 1,910
- B36 Sicilian Defense: Accelerated Dragon, Maróczy Bind 2,105
- B37 Sicilian Defense: Accelerated Dragon, Maróczy Bind 743
- B38 Sicilian Defense: Accelerated Dragon, Maróczy Bind 3,691
- B39 Sicilian Defense: Accelerated Dragon, Maróczy Bind, Breyer Variation 1,126
- B40 Sicilian Defense: Alapin Variation, Sherzer Variation 6,669
- B41 Sicilian Defense: Kan Variation 2,210
- B42 Sicilian Defense: Kan Variation, Gipslis Variation 7,497
- B43 Sicilian Defense: Kan Variation, Knight Variation 4,657
- B44 Sicilian Defense: Taimanov Variation 2,839
- B45 Sicilian Defense: Four Knights Variation 2,924
- B46 Sicilian Defense: Taimanov Variation 2,201
- B47 Sicilian Defense: Taimanov Variation, Bastrikov Variation 4,368
- B48 Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack 3,619
- B49 Sicilian Defense: Taimanov Variation, Bastrikov Variation 1,855
- B50 Sicilian Defense 5,780
- B51 Sicilian Defense: Moscow Variation 5,413
- B52 Sicilian Defense: Moscow Variation, Haag Gambit 4,902
- B53 Sicilian Defense: Chekhover Variation 3,110
- B54 Sicilian Defense: Dragon Variation, Accelerated Dragon 897
- B55 Sicilian Defense: Prins Variation, Venice Attack 827
- B56 Sicilian Defense: Classical Variation 2,442
- B57 Sicilian Defense: Classical Variation, Anti-Sozin Variation 2,494
- B58 Sicilian Defense: Boleslavsky Variation 1,079
- B59 Sicilian Defense: Boleslavsky Variation 778
- B60 Sicilian Defense: Richter-Rauzer Variation 1,096
- B61 Sicilian Defense: Richter-Rauzer Variation, Modern Variation 800
- B62 Sicilian Defense: Richter-Rauzer Variation 609
- B63 Sicilian Defense: Richter-Rauzer Variation, Classical Variation 1,344
- B64 Sicilian Defense: Richter-Rauzer Variation, Classical Variation 432
- B65 Sicilian Defense: Richter-Rauzer Variation, Classical Variation 860
- B66 Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Early Deviations 3,378
- B67 Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation 2,289
- B68 Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation 340
- B69 Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Nyezhmetdinov Attack 321
- B70 Sicilian Defense: Dragon Variation 3,754
- B71 Sicilian Defense: Dragon Variation, Levenfish Variation 353
- B72 Sicilian Defense: Dragon Variation 1,123
- B73 Sicilian Defense: Dragon Variation, Classical Variation 889
- B74 Sicilian Defense: Dragon Variation, Classical Variation, Alekhine Line 1,031
- B75 Sicilian Defense: Dragon Variation, Yugoslav Attack, Belezky Line 624
- B76 Sicilian Defense: Dragon Variation, Yugoslav Attack 2,786
- B77 Sicilian Defense: Dragon Variation, Yugoslav Attack, Byrne Variation 990
- B78 Sicilian Defense: Dragon Variation, Yugoslav Attack 1,865
- B79 Sicilian Defense: Dragon Variation, Yugoslav Attack 738
- B80 Sicilian Defense: Scheveningen Variation 6,315
- B81 Sicilian Defense: Scheveningen Variation, Keres Attack 3,411
- B82 Sicilian Defense: Scheveningen Variation, Matanovic Attack 2,939
- B83 Sicilian Defense: Scheveningen Variation, Classical Variation 1,944
- B84 Sicilian Defense: Najdorf Variation, Scheveningen Variation 3,364
- B85 Sicilian Defense: Scheveningen Variation, Classical Main Line 5,560
- B86 Sicilian Defense: Sozin Attack 1,507
- B87 Sicilian Defense: Sozin Attack, Flank Variation 1,889
- B88 Sicilian Defense: Sozin Attack, Fischer Variation 1,908
- B89 Sicilian Defense: Sozin Attack, Main Line 2,015
- B90 Sicilian Defense: Najdorf Variation 7,917
- B91 Sicilian Defense: Najdorf Variation, Zagreb Variation 1,278
- B92 Sicilian Defense: Najdorf Variation, Opocensky Variation 4,395
- B93 Sicilian Defense: Najdorf Variation, Amsterdam Variation 2,487
- B94 Sicilian Defense: Najdorf Variation 644
- B95 Sicilian Defense: Najdorf Variation 898
- B96 Sicilian Defense: Najdorf Variation 1,459
- B97 Sicilian Defense: Najdorf Variation, Poisoned Pawn Accepted 1,379
- B98 Sicilian Defense: Najdorf Variation 443
- B99 Sicilian Defense: Najdorf Variation, Main Line 1,328
C C · Open games
- C00 French Defense 7,179
- C01 French Defense: Exchange Variation 6,371
- C02 French Defense: Advance Variation 7,261
- C03 French Defense: Tarrasch Variation 1,625
- C04 French Defense: Tarrasch Variation, Guimard Defense, Main Line 1,289
- C05 French Defense: Tarrasch Variation, Botvinnik Variation 2,094
- C06 French Defense: Tarrasch Variation, Closed Variation, Main Line 5,028
- C07 French Defense: Tarrasch Variation, Chistyakov Defense 3,745
- C08 French Defense: Tarrasch Variation, Open System 2,010
- C09 French Defense: Tarrasch Variation, Open System, Main Line 2,119
- C10 French Defense: Hecht-Reefschläger Variation 5,337
- C11 French Defense: Classical Variation 4,557
- C12 French Defense: McCutcheon Variation 1,600
- C13 French Defense: Alekhine-Chatard Attack 2,296
- C14 French Defense: Classical Variation 2,136
- C15 French Defense: McCutcheon Variation, Wolf Gambit 2,324
- C16 French Defense: Winawer Variation, Advance Variation 2,137
- C17 French Defense: Winawer Variation, Advance Variation 1,325
- C18 French Defense: Winawer Variation, Advance Variation 4,796
- C19 French Defense: Winawer Variation, Advance Variation, Smyslov Variation 2,443
- C20 Barnes Opening: Walkerling 207
- C21 Center Game 204
- C22 Center Game: Berger Variation 443
- C23 Bishop's Opening 140
- C24 Bishop's Opening: Berlin Defense 1,374
- C25 Vienna Gambit, with Max Lange Defense 855
- C26 Bishop's Opening: Horwitz Gambit 1,390
- C27 Bishop's Opening: Boden-Kieseritzky Gambit 550
- C28 Bishop's Opening: Vienna Hybrid, Hromádka Variation 1,104
- C29 Vienna Game: Heyde Variation 744
- C30 King's Gambit 1,108
- C31 King's Gambit Declined: Falkbeer Countergambit 211
- C32 King's Gambit Declined: Falkbeer Countergambit, Alapin Variation 239
- C33 King's Gambit Accepted 773
- C34 King's Gambit Accepted: Becker Defense 457
- C35 King's Gambit Accepted: Cunningham Defense 177
- C36 King's Gambit Accepted: Abbazia Defense 440
- C37 King's Gambit Accepted: Australian Gambit 200
- C38 King's Gambit Accepted: Greco Gambit 192
- C39 King's Gambit Accepted: Allgaier Gambit 424
- C40 Elephant Gambit 429
- C41 Philidor Defense 5,954
- C42 Petrov's Defense 7,471
- C43 Bishop's Opening: Urusov Gambit 1,904
- C44 Dresden Opening: The Goblin 2,710
- C45 Scotch Game 6,011
- C46 Three Knights Opening 797
- C47 Four Knights Game 3,802
- C48 Four Knights Game: Spanish Variation 1,670
- C49 Four Knights Game: Spanish Variation 1,584
- C50 Four Knights Game: Italian Variation 3,657
- C51 Italian Game: Evans Gambit 653
- C52 Italian Game: Evans Gambit 393
- C53 Italian Game: Bird's Attack 1,349
- C54 Italian Game: Classical Variation 3,784
- C55 Italian Game: Two Knights Defense 3,099
- C56 Italian Game: Scotch Gambit 1,761
- C57 Italian Game: Two Knights Defense, Fegatello Attack, Leonhardt Variation 260
- C58 Italian Game: Two Knights Defense 339
- C59 Italian Game: Two Knights Defense, Knorre Variation 356
- C60 Ruy Lopez 1,554
- C61 Ruy Lopez: Bird Variation 835
- C62 Ruy Lopez: Steinitz Defense 732
- C63 Ruy Lopez: Schliemann Defense 1,964
- C64 Ruy Lopez: Classical Defense, Benelux Variation 1,013
- C65 Ruy Lopez: Berlin Defense 3,453
- C66 Ruy Lopez: Berlin Defense, Closed Bernstein Variation 1,133
- C67 Ruy Lopez: Berlin Defense, Berlin Wall 4,581
- C68 Ruy Lopez: Exchange Variation 3,060
- C69 Ruy Lopez: Exchange Variation, Alapin Gambit 1,676
- C70 Ruy Lopez: Bird's Defense Deferred 895
- C71 Ruy Lopez: Morphy Defense, Modern Steinitz Defense 404
- C72 Ruy Lopez: Closed, Kecskemet Variation 645
- C73 Ruy Lopez: Morphy Defense, Modern Steinitz Defense 665
- C74 Ruy Lopez: Morphy Defense, Modern Steinitz Defense 294
- C75 Ruy Lopez: Morphy Defense, Modern Steinitz Defense 688
- C76 Ruy Lopez: Morphy Defense, Modern Steinitz Defense, Fianchetto Variation 823
- C77 Ruy Lopez: Morphy Defense, Anderssen Variation 3,079
- C78 Ruy Lopez: Brix Variation 3,011
- C79 Ruy Lopez: Morphy Defense, Steinitz Deferred 704
- C80 Ruy Lopez: Morphy Defense, Tartakower Variation 1,282
- C81 Ruy Lopez: Open, Howell Attack 470
- C82 Ruy Lopez: Open 1,107
- C83 Ruy Lopez: Open, Breslau Variation 977
- C84 Ruy Lopez: Closed 3,180
- C85 Ruy Lopez: Closed, Delayed Exchange 1,435
- C86 Ruy Lopez: Closed, Worrall Attack 1,224
- C87 Ruy Lopez: Closed, Averbakh Variation 888
- C88 Ruy Lopez: Closed 2,691
- C89 Ruy Lopez: Marshall Attack 1,109
- C90 Ruy Lopez: Closed 2,228
- C91 Ruy Lopez: Closed, Bogoljubow Variation 1,922
- C92 Ruy Lopez: Closed 4,053
- C93 Ruy Lopez: Closed, Smyslov Defense 979
- C94 Ruy Lopez: Closed, Breyer Defense 293
- C95 Ruy Lopez: Closed, Breyer 2,255
- C96 Ruy Lopez: Closed, Borisenko Variation 1,429
- C97 Ruy Lopez: Closed, Chigorin Defense 1,000
- C98 Ruy Lopez: Closed, Chigorin Defense 601
- C99 Ruy Lopez: Closed, Chigorin Defense, Panov System 1,486
D D · Closed games
- D00 Amazon Attack 5,335
- D01 Rapport-Jobava System 1,986
- D02 London System: Poisoned Pawn Variation 9,613
- D03 Queen's Pawn Game: Torre Attack 3,667
- D04 Queen's Pawn Game: Colle System 892
- D05 Queen's Pawn Game: Colle System 2,229
- D06 Queen's Gambit 1,300
- D07 Queen's Gambit Declined: Chigorin Defense 2,236
- D08 Queen's Gambit Declined: Albin Countergambit 292
- D09 Queen's Gambit Declined: Albin Countergambit, Fianchetto Variation 312
- D10 Slav Defense 3,494
- D11 Slav Defense: Bonet Gambit 5,451
- D12 Slav Defense: Quiet Variation, Amsterdam Variation 3,001
- D13 Slav Defense: Exchange Variation 3,289
- D14 Slav Defense: Exchange Variation, Symmetrical Line 2,441
- D15 Slav Defense: Alekhine Variation 5,292
- D16 Slav Defense: Alapin Variation 1,287
- D17 Slav Defense: Czech Variation 2,564
- D18 Slav Defense: Czech Variation, Classical System 1,549
- D19 Slav Defense: Czech Variation, Classical System, Main Line 1,267
- D20 Queen's Gambit Accepted 3,256
- D21 Queen's Gambit Accepted: Alekhine Defense, Borisenko-Furman Variation 882
- D22 Queen's Gambit Accepted: Alekhine Defense 624
- D23 Queen's Gambit Accepted 1,321
- D24 Queen's Gambit Accepted 1,191
- D25 Queen's Gambit Accepted: Janowski-Larsen Variation 1,046
- D26 Queen's Gambit Accepted: Classical Defense 1,551
- D27 Queen's Gambit Accepted: Classical Defense, Main Line 5,036
- D28 Queen's Gambit Accepted: Classical Defense, Alekhine System 726
- D29 Queen's Gambit Accepted: Classical Defense, Alekhine System, Main Line 807
- D30 Queen's Gambit Declined 5,496
- D31 Queen's Gambit Declined: Alapin Variation 4,351
- D32 Queen's Gambit Declined: Tarrasch Defense 2,127
- D33 Tarrasch Defense: Dubov Tarrasch 445
- D34 Queen's Gambit Declined: Tarrasch Defense, Stoltz Variation 3,941
- D35 Queen's Gambit Declined: Exchange Variation 4,904
- D36 Queen's Gambit Declined: Exchange Variation, Reshevsky Variation 5,897
- D37 Queen's Gambit Declined: Barmen Variation 5,915
- D38 Queen's Gambit Declined: Ragozin Defense 4,143
- D39 Queen's Gambit Declined: Ragozin Defense, Vienna Variation 931
- D40 Queen's Gambit Declined: Semi-Tarrasch Defense 2,082
- D41 Queen's Gambit Declined: Semi-Tarrasch Defense 2,774
- D42 Queen's Gambit Declined: Semi-Tarrasch Defense, Main Line 1,568
- D43 Semi-Slav Defense 3,389
- D44 Semi-Slav Defense Accepted 1,725
- D45 Semi-Slav Defense: Accelerated Meran Variation 6,038
- D46 Semi-Slav Defense: Bogoljubow Variation 4,397
- D47 Semi-Slav Defense: Meran Variation 2,498
- D48 Semi-Slav Defense: Meran Variation 1,476
- D49 Semi-Slav Defense: Meran Variation, Blumenfeld Variation 493
- D50 Queen's Gambit Declined: Been-Koomen Variation 339
- D51 Queen's Gambit Declined: Alekhine Variation 436
- D52 Queen's Gambit Declined 1,482
- D53 Queen's Gambit Declined 1,468
- D54 Queen's Gambit Declined: Neo-Orthodox Variation 193
- D55 Queen's Gambit Declined: Anti-Tartakower Variation 2,614
- D56 Queen's Gambit Declined 849
- D57 Queen's Gambit Declined: Lasker Defense, Bernstein Variation 184
- D58 Queen's Gambit Declined: Tartakower Defense 2,953
- D59 Queen's Gambit Declined: Tartakower Defense 705
- D60 Queen's Gambit Declined: Orthodox Defense 725
- D61 Queen's Gambit Declined: Orthodox Defense, Rubinstein Variation 1,323
- D62 Queen's Gambit Declined: Orthodox Defense, Rubinstein Variation, Flohr Line 224
- D63 Queen's Gambit Declined: Orthodox Defense, Capablanca Variation 1,004
- D64 Queen's Gambit Declined: Orthodox Defense, Rubinstein Attack 313
- D65 Queen's Gambit Declined: Orthodox Defense, Rubinstein Attack 276
- D66 Queen's Gambit Declined: Orthodox Defense, Bd3 Line 543
- D67 Queen's Gambit Declined: Orthodox Defense, Alekhine Variation 405
- D68 Queen's Gambit Declined: Orthodox Defense, Classical Variation 226
- D69 Queen's Gambit Declined: Orthodox Defense, Classical Variation 154
- D70 Neo-Grünfeld Defense: Goglidze Attack 641
- D71 Neo-Grünfeld Defense: Exchange Variation 563
- D72 Neo-Grünfeld Defense: with g3 561
- D73 Neo-Grünfeld Defense: with g3 762
- D74 Neo-Grünfeld Defense: Delayed Exchange Variation 417
- D75 Neo-Grünfeld Defense: Delayed Exchange Variation 532
- D76 Neo-Grünfeld Defense: Delayed Exchange Variation 1,650
- D77 Neo-Grünfeld Defense: Classical Variation 1,426
- D78 Neo-Grünfeld Defense: Classical Variation, Original Defense 1,913
- D79 Neo-Grünfeld Defense: Ultra-Delayed Exchange Variation 1,829
- D80 Grünfeld Defense 1,100
- D81 Grünfeld Defense: Russian Variation, Accelerated Variation 83
- D82 Grünfeld Defense: Brinckmann Attack 513
- D83 Grünfeld Defense: Brinckmann Attack, Grünfeld Gambit 279
- D84 Grünfeld Defense: Brinckmann Attack, Grünfeld Gambit Accepted 183
- D85 Grünfeld Defense: Exchange Variation 6,296
- D86 Grünfeld Defense: Exchange Variation, Classical Variation 886
- D87 Grünfeld Defense: Exchange Variation, Seville Variation 1,217
- D88 Grünfeld Defense: Exchange Variation, Spassky Variation 399
- D89 Grünfeld Defense: Exchange Variation, Sokolsky Variation 356
- D90 Grünfeld Defense: Flohr Variation 1,360
- D91 Grünfeld Defense: Three Knights Variation, Petrosian System 2,192
- D92 Grünfeld Defense: Three Knights Variation, Hungarian Attack 564
- D93 Grünfeld Defense: Three Knights Variation, Hungarian Variation 1,512
- D94 Grünfeld Defense: Flohr Defense 3,793
- D95 Grünfeld Defense: Botvinnik Variation 543
- D96 Grünfeld Defense: Russian Variation 262
- D97 Grünfeld Defense: Russian Variation 1,517
- D98 Grünfeld Defense: Russian Variation, Keres Variation 358
- D99 Grünfeld Defense: Russian Variation, Smyslov Variation 251
E E · Indian defences
- E00 Catalan Opening 1,109
- E01 Catalan Opening: Open Defense 2,287
- E02 Catalan Opening: Open Defense 680
- E03 Catalan Opening: Open Defense 530
- E04 Catalan Opening: Open Defense 3,675
- E05 Catalan Opening: Open Defense, Classical Line 3,173
- E06 Catalan Opening: Closed 2,559
- E07 Catalan Opening: Closed 1,038
- E08 Catalan Opening: Closed 1,315
- E09 Catalan Opening: Closed Variation, Rabinovich Variation 1,137
- E10 Blumenfeld Countergambit 2,354
- E11 Bogo-Indian Defense 9,245
- E12 Queen's Indian Defense 8,990
- E13 Queen's Indian Defense: Kasparov Variation 1,527
- E14 Queen's Indian Defense, with e3 4,889
- E15 Queen's Indian Defense: Buerger Variation 8,009
- E16 Queen's Indian Defense: Capablanca Variation 2,962
- E17 Queen's Indian Defense: Anti-Queen's Indian System 2,267
- E18 Queen's Indian Defense: Classical Variation, Tiviakov Defense 3,461
- E19 Queen's Indian Defense: Classical Variation, Traditional Variation, Main Line 1,231
- E20 Nimzo-Indian Defense 3,283
- E21 Nimzo-Indian Defense: Three Knights Variation 1,712
- E22 Nimzo-Indian Defense: Spielmann Variation 246
- E23 Nimzo-Indian Defense: Spielmann Variation, Carlsbad Variation 162
- E24 Nimzo-Indian Defense: Sämisch Variation 475
- E25 Nimzo-Indian Defense: Sämisch Variation 706
- E26 Nimzo-Indian Defense: Sämisch Variation 246
- E27 Nimzo-Indian Defense: Sämisch Variation 184
- E28 Nimzo-Indian Defense: Sämisch Variation 189
- E29 Nimzo-Indian Defense: Sämisch Variation 396
- E30 Nimzo-Indian Defense: Leningrad Variation 678
- E31 Nimzo-Indian Defense: Leningrad Variation, Benoni Defense 615
- E32 Nimzo-Indian Defense: Classical Variation 5,857
- E33 Nimzo-Indian Defense: Classical Variation, Milner-Barry Variation 753
- E34 Nimzo-Indian Defense: Classical Variation, Belyavsky Gambit 611
- E35 Nimzo-Indian Defense: Classical Variation, Noa Variation 654
- E36 Nimzo-Indian Defense: Classical Variation, Noa Variation 223
- E37 Nimzo-Indian Defense: Classical Variation, Modern Variation 289
- E38 Nimzo-Indian Defense: Classical Variation, Berlin Variation 1,601
- E39 Nimzo-Indian Defense: Classical Variation, Berlin Variation, Macieja System 1,734
- E40 Nimzo-Indian Defense: Rubinstein System 430
- E41 Nimzo-Indian Defense: Rubinstein System 1,276
- E42 Nimzo-Indian Defense: Rubinstein System, Rubinstein Variation 1,747
- E43 Nimzo-Indian Defense: St. Petersburg Variation 1,613
- E44 Nimzo-Indian Defense: St. Petersburg Variation 663
- E45 Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation 642
- E46 Nimzo-Indian Defense: Normal Variation 1,778
- E47 Nimzo-Indian Defense: Normal Variation 316
- E48 Nimzo-Indian Defense: Normal Variation, Classical Defense 1,566
- E49 Nimzo-Indian Defense: Normal Variation, Botvinnik System 703
- E50 Nimzo-Indian Defense 260
- E51 Nimzo-Indian Defense: Normal Variation, Ragozin Variation 684
- E52 Nimzo-Indian Defense: Normal Variation, Schlechter Defense 838
- E53 Nimzo-Indian Defense: Normal Variation, Gligoric System 543
- E54 Nimzo-Indian Defense: Normal Variation, Gligoric System, Exchange Variation 1,659
- E55 Nimzo-Indian Defense: Normal Variation, Gligoric System, Bronstein Variation 827
- E56 Nimzo-Indian Defense: Normal Variation, Gligoric System, Bernstein Defense 415
- E57 Nimzo-Indian Defense: Normal Variation, Gligoric System, Bernstein Defense 321
- E58 Nimzo-Indian Defense: Normal Variation, Bernstein Defense, Exchange Line 474
- E59 Nimzo-Indian Defense: Normal Variation, Bernstein Defense 852
- E60 Grünfeld Defense: Counterthrust Variation 4,608
- E61 King's Indian Defense 5,485
- E62 King's Indian Defense: Fianchetto Variation, Carlsbad Variation 5,124
- E63 King's Indian Defense: Fianchetto Variation, Panno Variation 2,575
- E64 King's Indian Defense: Fianchetto Variation, Double Fianchetto Attack 661
- E65 King's Indian Defense: Fianchetto Variation, Yugoslav Variation 1,220
- E66 King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Advance Line 1,651
- E67 King's Indian Defense: Fianchetto Variation, Classical Fianchetto 1,879
- E68 King's Indian Defense: Fianchetto Variation, Classical Variation 3,043
- E69 King's Indian Defense: Fianchetto Variation, Classical Main Line 3,414
- E70 King's Indian Defense: Accelerated Averbakh Variation 3,608
- E71 King's Indian Defense: Karpov System 1,327
- E72 King's Indian Defense: Normal Variation, Deferred Fianchetto 489
- E73 King's Indian Defense: Averbakh Variation 2,696
- E74 King's Indian Defense: Averbakh Variation, Benoni Defense 1,275
- E75 King's Indian Defense: Averbakh Variation, Main Line 324
- E76 King's Indian Defense: Four Pawns Attack 1,621
- E77 King's Indian Defense: Four Pawns Attack 335
- E78 King's Indian Defense: Four Pawns Attack, Fluid Attack 69
- E79 King's Indian Defense: Four Pawns Attack, Exchange Variation 115
- E80 King's Indian Defense: Sämisch Variation 862
- E81 King's Indian Defense: Steiner Attack 3,586
- E82 King's Indian Defense: Sämisch Variation, Double Fianchetto 514
- E83 King's Indian Defense: Sämisch Variation, Panno Formation 494
- E84 King's Indian Defense: Sämisch Variation, Panno Main Line 995
- E85 King's Indian Defense: Sämisch Variation, Orthodox Variation 362
- E86 King's Indian Defense: Sämisch Variation 419
- E87 King's Indian Defense: Sämisch Variation, Bronstein Defense 677
- E88 King's Indian Defense: Sämisch Variation, Closed Variation 586
- E89 King's Indian Defense: Sämisch Variation, Closed Variation, Main Line 294
- E90 King's Indian Defense: Larsen Variation 4,281
- E91 King's Indian Defense: Kazakh Variation 3,887
- E92 King's Indian Defense: Exchange Variation 6,177
- E93 King's Indian Defense: Petrosian Variation, Keres Defense 620
- E94 King's Indian Defense: Orthodox Variation 7,369
- E95 King's Indian Defense: Orthodox Variation 1,038
- E96 King's Indian Defense: Orthodox Variation, Positional Defense, Main Line 402
- E97 King's Indian Defense: Orthodox Variation, Aronin-Taimanov Defense 5,555
- E98 King's Indian Defense: Orthodox Variation, Classical System 826
- E99 King's Indian Defense: Orthodox Variation, Classical System, Benko Attack 1,724