| A00 | Benko's opening | | 1 4 2 | |
| A00 | Dunst (Sleipner, Heinrichsen) opening | | 1 1 0 | |
| A01 | Nimzovich-Larsen attack | classical variation | 1 1 0 | |
| A02 | Bird's opening | | 1 1 0 | |
| A04 | Reti opening | | 11 17 2 | , , , , , , , , , , , , , , , , , , , , , , , , , , , , , |
| A04 | Reti v Dutch | | 1 1 0 | |
| A05 | Reti | King's Indian attack | 6 4 2 | , , , , , , , , , , , |
| A05 | Reti opening | | 2 3 3 | |
| A05 | Reti | King's Indian attack, Spassky's variation | 2 0 0 | |
| A06 | Reti | Nimzovich-Larsen attack | 0 1 0 | |
| A07 | Reti | King's Indian attack (Barcza system) | 1 1 0 | |
| A07 | Reti | King's Indian attack, Keres variation | 0 1 0 | |
| A09 | Reti | advance variation | 1 1 0 | |
| A10 | English opening | | 2 4 2 | |
| A10 | English | Adorjan defence | 0 0 1 | |
| A12 | English | London defensive system | 1 1 1 | |
| A13 | English | Neo-Catalan accepted | 1 6 0 | |
| A13 | English opening | | 0 1 0 | |
| A13 | English | Wimpey system | 0 1 0 | |
| A13 | English | Neo-Catalan | 0 1 0 | |
| A14 | English | Neo-Catalan declined | 3 6 1 | |
| A14 | English | Symmetrical, Keres defence | 0 4 0 | |
| A15 | English opening | | 1 16 0 | , , , , , , , , , , , , , , , , |
| A15 | English, 1...Nf6 (Anglo-Indian defense) | | 3 1 1 | |
| A16 | English opening | | 1 4 1 | |
| A17 | English | Nimzo-English opening | 2 4 0 | |
| A17 | English opening | | 1 1 0 | |
| A18 | English | Mikenas-Carls, Flohr variation | 0 1 0 | |
| A19 | English | Mikenas-Carls, Sicilian variation | 0 1 1 | |
| A21 | English opening | | 2 2 1 | |
| A21 | English, Smyslov defence | | 0 1 0 | |
| A22 | English | Bremen, Smyslov system | 1 2 0 | |
| A22 | English opening | | 1 0 0 | |
| A23 | English | Bremen system, Keres variation | 0 0 1 | |
| A26 | English | Botvinnik system | 0 1 0 | |
| A28 | English | four knights, Capablanca variation | 2 2 0 | |
| A28 | English | four knights system | 2 1 0 | |
| A28 | English | four knights, 4.e3 | 2 0 0 | |
| A28 | English | four knights, Romanishin variation | 0 0 1 | |
| A29 | English | four knights, kingside fianchetto | 0 1 2 | |
| A30 | English | symmetrical, hedgehog system | 1 6 0 | |
| A30 | English | symmetrical variation | 2 1 1 | |
| A31 | English | symmetrical, Benoni formation | 2 0 1 | |
| A32 | English | symmetrical variation | 4 1 1 | |
| A33 | English | symmetrical variation | 0 2 0 | |
| A34 | English | symmetrical, three knights system | 4 5 0 | |
| A35 | English | symmetrical, four knights system | 0 3 1 | |
| A36 | English | ultra-symmetrical variation | 1 4 0 | |
| A37 | English | symmetrical variation | 1 2 0 | |
| A38 | English | symmetrical, main line with d3 | 0 2 0 | |
| A38 | English | symmetrical, main line with b3 | 0 0 1 | |
| A39 | English | symmetrical, main line with d4 | 0 2 1 | |
| A40 | Modern defence | | 3 4 2 | |
| A40 | Queen's pawn | | 3 0 1 | |
| A40 | Queen's pawn | Franco-Indian (Keres) defence | 0 1 0 | |
| A41 | Old Indian defence | | 3 2 1 | |
| A41 | Queen's Pawn | | 0 1 1 | |
| A41 | Old Indian | Tartakower (Wade) variation | 0 0 1 | |
| A42 | Modern defence | Averbakh system | 1 1 0 | |
| A43 | Old Benoni defence | | 2 5 1 | |
| A43 | Old Benoni | Schmid's system | 0 0 1 | |
| A45 | Trompovsky attack (Ruth, Opovcensky opening) | | 2 1 0 | |
| A46 | Queen's pawn game | | 6 5 1 | , , , , , , , , , , , |
| A46 | Queen's pawn | Torre attack | 1 2 0 | |
| A46 | Queen's pawn | Yusupov-Rubinstein system | 1 0 0 | |
| A47 | Queen's Indian | Marienbad system | 0 1 0 | |
| A47 | Queen's Indian defence | | 0 1 0 | |
| A48 | King's Indian | Torre attack | 2 1 1 | |
| A48 | King's Indian | East Indian defence | 1 0 0 | |
| A49 | King's Indian | fianchetto without c4 | 1 1 0 | |
| A50 | Queen's pawn game | | 0 1 1 | |
| A53 | Old Indian | Janowski variation | 2 3 0 | |
| A53 | Old Indian defence | | 0 2 0 | |
| A55 | Old Indian | main line | 0 1 0 | |
| A56 | Benoni defence | | 9 7 1 | , , , , , , , , , , , , , , , , |
| A60 | Benoni defence | | 1 0 0 | |
| A61 | Benoni | Uhlmann variation | 2 2 1 | |
| A61 | Benoni defence | | 0 3 0 | |
| A61 | Benoni | Nimzovich (knight's tour) variation | 1 1 1 | |
| A62 | Benoni | fianchetto variation | 1 2 1 | |
| A64 | Benoni | fianchetto, 11...Re8 | 1 3 3 | |
| A65 | Benoni | 6.e4 | 3 0 0 | |
| A67 | Benoni | Taimanov variation | 1 1 0 | |
| A69 | Benoni | four pawns attack, main line | 1 0 0 | |
| A70 | Benoni | classical with e4 and Nf3 | 1 0 0 | |
| A71 | Benoni | classical, 8.Bg5 | 1 1 0 | |
| A75 | Benoni | classical with ...a6 and 10...Bg4 | 1 0 0 | |
| A76 | Benoni | classical, 9...Re8 | 1 0 0 | |
| A77 | Benoni | classical, 9...Re8, 10.Nd2 | 2 1 0 | |
| A78 | Benoni | classical with ...Re8 and ...Na6 | 4 0 0 | |
| A79 | Benoni | classical, 11.f3 | 2 1 1 | |
| A82 | Dutch | Staunton gambit | 0 1 0 | |
| A83 | Dutch | Staunton gambit, Staunton's line | 1 0 0 | |
| A89 | Dutch | Leningrad, main variation with Nc6 | 2 0 0 | |
| A90 | Dutch defence | | 0 1 0 | |
| A96 | Dutch | classical variation | 1 0 0 | |
| A97 | Dutch | Ilyin-Genevsky, Winter variation | 1 0 0 | |
| B00 | King's pawn opening | | 1 0 0 | |
| B03 | Alekhine's defence | | 1 0 0 | |
| B03 | Alekhine's defence | exchange variation | 0 1 0 | |
| B04 | Alekhine's defence | modern, fianchetto variation | 0 1 0 | |
| B04 | Alekhine's defence | modern, Larsen variation | 0 0 1 | |
| B06 | Robatsch (modern) defence | | 4 2 0 | |
| B06 | Robatsch defence | | 1 0 0 | |
| B07 | Robatsch defence | Geller's system | 2 0 0 | |
| B07 | Pirc | Sveshnikov system | 0 2 0 | |
| B08 | Pirc | classical system, 5.Be2 | 1 1 1 | |
| B08 | Pirc | classical, h3 system | 0 2 1 | |
| B08 | Pirc | classical (two knights) system | 1 0 0 | |
| B09 | Pirc | Austrian attack, dragon formation | 0 1 1 | |
| B09 | Pirc | Austrian attack, 6.Bd3 | 1 0 0 | |
| B10 | Caro-Kann | anti-anti-Caro-Kann defence | 1 0 1 | |
| B11 | Caro-Kann | two knights, 3...Bg4 | 0 1 0 | |
| B12 | Caro-Kann | advance variation | 1 0 0 | |
| B14 | Caro-Kann | Panov-Botvinnik attack, 5...e6 | 1 0 1 | |
| B16 | Caro-Kann | Bronstein-Larsen variation | 0 1 0 | |
| B17 | Caro-Kann | Steinitz variation | 2 7 1 | |
| B18 | Caro-Kann | classical, 6.h4 | 0 2 0 | |
| B18 | Caro-Kann | classical variation | 0 1 0 | |
| B19 | Caro-Kann | classical, Spassky variation | 0 3 0 | |
| B20 | Sicilian | Keres variation (2.Ne2) | 1 0 0 | |
| B20 | Sicilian defence | | 1 0 0 | |
| B20 | Sicilian | Steinitz variation | 1 0 0 | |
| B21 | Sicilian | Grand Prix attack | 1 2 0 | |
| B22 | Sicilian | Alapin's variation (2.c3) | 3 6 2 | , , , , , , , , , , |
| B23 | Sicilian | closed, Korchnoi variation | 3 2 0 | |
| B23 | Sicilian | Grand Prix attack | 1 1 0 | |
| B23 | Sicilian | closed, 2...Nc6 | 1 0 0 | |
| B24 | Sicilian | closed | 1 0 0 | |
| B25 | Sicilian | closed | 1 0 0 | |
| B25 | Sicilian | closed, 6.f4 | 1 0 0 | |
| B25 | Sicilian | closed, 6.Ne2 e5 (Botvinnik) | 0 1 0 | |
| B26 | Sicilian | closed, 6.Be3 | 0 2 0 | |
| B28 | Sicilian | O'Kelly variation | 1 0 0 | |
| B30 | Sicilian defence | | 1 2 0 | |
| B31 | Sicilian | Nimzovich-Rossolimo attack (with ...g6, without ...d6) | 0 1 0 | |
| B32 | Sicilian defence | | 2 1 0 | |
| B32 | Sicilian | Labourdonnais-Loewenthal variation | 0 0 1 | |
| B33 | Sicilian | Pelikan, Chelyabinsk variation | 0 2 0 | |
| B33 | Sicilian defence | | 0 1 0 | |
| B33 | Sicilian | Pelikan (Lasker/Sveshnikov) variation | 0 1 0 | |
| B35 | Sicilian | accelerated fianchetto, modern variation with Bc4 | 0 2 0 | |
| B36 | Sicilian | accelerated fianchetto, Gurgenidze variation | 0 1 0 | |
| B36 | Sicilian | accelerated fianchetto, Maroczy bind | 0 0 1 | |
| B40 | Sicilian defence | | 8 8 0 | , , , , , , , , , , , , , , , |
| B40 | Sicilian | Anderssen variation | 1 1 0 | |
| B41 | Sicilian | Kan variation | 0 4 0 | |
| B41 | Sicilian | Kan, Maroczy bind (Reti variation) | 3 1 0 | |
| B42 | Sicilian | Kan, 5.Bd3 | 2 4 0 | |
| B42 | Sicilian | Kan, Gipslis variation | 0 1 0 | |
| B42 | Sicilian | Kan, Polugaievsky variation | 0 1 0 | |
| B43 | Sicilian | Kan, 5.Nc3 | 12 4 2 | , , , , , , , , , , , , , , , , , |
| B44 | Sicilian, Szen (`anti-Taimanov') variation | | 1 3 1 | |
| B44 | Sicilian, Szen, hedgehog variation | | 0 3 0 | |
| B44 | Sicilian defence | | 0 1 0 | |
| B45 | Sicilian | Taimanov variation | 0 1 0 | |
| B46 | Sicilian | Taimanov variation | 4 8 2 | , , , , , , , , , , , , , |
| B47 | Sicilian | Taimanov (Bastrikov) variation | 4 5 1 | |
| B48 | Sicilian | Taimanov variation | 2 4 3 | |
| B49 | Sicilian | Taimanov variation | 1 1 0 | |
| B50 | Sicilian | | 0 2 1 | |
| B51 | Sicilian | Canal-Sokolsky (Nimzovich-Rossolimo, Moscow) attack | 1 4 0 | |
| B52 | Sicilian | Canal-Sokolsky attack, 3...Bd7 | 6 2 1 | |
| B53 | Sicilian, Chekhover variation | | 2 3 0 | |
| B54 | Sicilian | Prins (Moscow) variation | 1 1 0 | |
| B54 | Sicilian | | 0 2 0 | |
| B56 | Sicilian | | 4 3 0 | |
| B57 | Sicilian | Sozin, not Scheveningen | 0 2 1 | |
| B57 | Sicilian | Sozin, Benko variation | 0 0 1 | |
| B58 | Sicilian | Boleslavsky variation | 0 1 0 | |
| B59 | Sicilian | Boleslavsky variation, 7.Nb3 | 1 2 0 | |
| B61 | Sicilian | Richter-Rauzer, Larsen variation, 7.Qd2 | 0 3 0 | |
| B63 | Sicilian | Richter-Rauzer, Rauzer attack, 7...Be7 | 2 0 1 | |
| B64 | Sicilian | Richter-Rauzer, Rauzer attack, 7...Be7 defence, 9.f4 | 2 3 1 | |
| B66 | Sicilian | Richter-Rauzer, Rauzer attack, 7...a6 | 3 2 0 | |
| B67 | Sicilian | Richter-Rauzer, Rauzer attack, 7...a6 defence, 8...Bd7 | 0 5 1 | |
| B68 | Sicilian | Richter-Rauzer, Rauzer attack, 7...a6 defence, 9...Be7 | 0 0 1 | |
| B69 | Sicilian | Richter-Rauzer, Rauzer attack, 7...a6 defence, 11.Bxf6 | 1 0 0 | |
| B70 | Sicilian | dragon variation | 1 0 0 | |
| B71 | Sicilian | dragon, Levenfish variation | 0 0 1 | |
| B76 | Sicilian | dragon, Yugoslav attack, Rauser variation | 0 1 0 | |
| B78 | Sicilian | dragon, Yugoslav attack, 10.O-O-O | 0 1 0 | |
| B80 | Sicilian | Scheveningen, fianchetto variation | 2 1 0 | |
| B80 | Sicilian | Scheveningen variation | 1 0 0 | |
| B81 | Sicilian | Scheveningen, Keres attack | 2 2 0 | |
| B82 | Sicilian | Scheveningen, 6.f4 | 2 2 0 | |
| B82 | Sicilian | Scheveningen, Tal variation | 0 1 0 | |
| B83 | Sicilian | modern Scheveningen, main line | 1 2 1 | |
| B83 | Sicilian | Scheveningen, 6.Be2 | 0 3 0 | |
| B83 | Sicilian | modern Scheveningen, main line with Nb3 | 0 1 0 | |
| B83 | Sicilian | modern Scheveningen | 0 1 0 | |
| B84 | Sicilian | Scheveningen (Paulsen), classical variation | 3 5 2 | |
| B85 | Sicilian | Scheveningen, classical main line | 1 0 0 | |
| B86 | Sicilian | Sozin attack | 1 0 0 | |
| B87 | Sicilian | Sozin with ...a6 and ...b5 | 3 1 1 | |
| B88 | Sicilian | Sozin, Leonhardt variation | 1 0 0 | |
| B89 | Sicilian | Velimirovic attack | 2 1 0 | |
| B89 | Sicilian | Sozin, 7.Be3 | 0 1 0 | |
| B90 | Sicilian | Najdorf, Lipnitzky attack | 2 2 2 | |
| B90 | Sicilian | Najdorf, Byrne (English) attack | 1 0 1 | |
| B90 | Sicilian | Najdorf | 2 0 0 | |
| B91 | Sicilian | Najdorf, Zagreb (fianchetto) variation | 1 2 0 | |
| B92 | Sicilian | Najdorf, Opovcensky variation | 3 4 2 | |
| B93 | Sicilian | Najdorf, 6.f4 | 4 2 1 | |
| B94 | Sicilian | Najdorf, 6.Bg5 | 3 3 1 | |
| B95 | Sicilian | Najdorf, 6...e6 | 2 0 0 | |
| B96 | Sicilian | Najdorf, 7.f4 | 1 2 1 | |
| B96 | Sicilian | Najdorf, Polugayevsky variation | 1 0 0 | |
| B97 | Sicilian | Najdorf, 7...Qb6 | 1 1 1 | |
| B99 | Sicilian | Najdorf, 7...Be7 main line | 1 0 0 | |
| C00 | French | King's Indian attack | 0 1 0 | |
| C02 | French | advance, Euwe variation | 0 0 1 | |
| C05 | French | Tarrasch, closed variation | 1 1 1 | |
| C07 | French | Tarrasch, open variation | 0 0 1 | |
| C10 | French | Rubinstein variation | 0 0 1 | |
| C16 | French | Winawer, advance variation | 0 1 0 | |
| C17 | French | Winawer, advance, Bogolyubov variation | 0 0 1 | |
| C17 | French | Winawer, advance, 5.a3 | 0 1 0 | |
| C19 | French | Winawer, advance, positional main line | 0 0 1 | |
| C28 | Vienna game | | 0 2 0 | |
| C32 | KGD | Falkbeer, main line, 7...Bf5 | 0 0 1 | |
| C41 | Philidor | exchange variation | 2 0 0 | |
| C41 | Philidor's defence | | 1 0 0 | |
| C42 | Petrov | classical attack | 0 2 0 | |
| C42 | Petrov | classical attack, Chigorin variation | 0 2 0 | |
| C42 | Petrov | Cozio (Lasker) attack | 0 2 0 | |
| C42 | Petrov | classical attack, Jaenisch variation | 1 0 0 | |
| C42 | Petrov | French attack | 0 1 0 | |
| C42 | Petrov | Nimzovich attack | 0 1 0 | |
| C44 | Scotch | Goering gambit, Bardeleben variation | 0 0 1 | |
| C44 | Ponziani | Jaenisch counter-attack | 1 0 0 | |
| C44 | Scotch | Goering gambit | 0 1 0 | |
| C44 | Inverted Hanham | | 1 0 0 | |
| C44 | Scotch gambit | Dubois-Reti defence | 0 0 1 | |
| C45 | Scotch | Potter variation | 0 0 1 | |
| C45 | Scotch game | | 0 1 0 | |
| C49 | Four knights | symmetrical, Metger unpin | 0 1 0 | |
| C49 | Four knights | Gunsberg counter-attack | 0 1 0 | |
| C56 | Two knights defence | | 0 1 0 | |
| C59 | two knights defence | Goering variation | 1 0 0 | |
| C69 | Ruy Lopez | exchange, Gligoric variation | 2 4 0 | |
| C77 | Ruy Lopez | Wormald (Alapin) attack | 1 0 0 | |
| C77 | Ruy Lopez | Treybal (Bayreuth) variation (exchange var. deferred) | 0 0 1 | |
| C78 | Ruy Lopez | Archangelsk (counterthrust) variation | 0 1 1 | |
| C80 | Ruy Lopez | open, Bernstein variation | 1 2 2 | |
| C80 | Ruy Lopez | open (Tarrasch) defence | 0 1 0 | |
| C81 | Ruy Lopez | open, Howell attack | 0 1 1 | |
| C82 | Ruy Lopez | open, St. Petersburg variation | 1 1 0 | |
| C82 | Ruy Lopez | open, Berlin variation | 0 1 0 | |
| C83 | Ruy Lopez | open, classical defence | 0 1 0 | |
| C84 | Ruy Lopez | closed, centre attack | 0 1 0 | |
| C85 | Ruy Lopez | Exchange variation doubly deferred (DERLD) | 1 0 0 | |
| C88 | Ruy Lopez | closed, anti-Marshall 8.a4 | 1 4 1 | |
| C88 | Ruy Lopez | closed, 7...O-O | 0 2 0 | |
| C89 | Ruy Lopez | Marshall, main line, 14...Qh3 | 0 1 0 | |
| C89 | Ruy Lopez | Marshall, Kevitz variation | 0 1 0 | |
| C90 | Ruy Lopez | closed, Pilnik variation | 1 1 1 | |
| C91 | Ruy Lopez | closed, Bogolyubov variation | 1 2 0 | |
| C92 | Ruy Lopez | closed, Ragozin-Petrosian (`Keres') variation | 0 2 1 | |
| C92 | Ruy Lopez | closed, Flohr-Zaitsev system (Lenzerheide variation) | 0 1 0 | |
| C92 | Ruy Lopez | closed, Kholmov variation | 0 1 0 | |
| C95 | Ruy Lopez | closed, Breyer, Borisenko variation | 1 0 0 | |
| C96 | Ruy Lopez | closed, Keres (...Nd7) defence | 1 3 0 | |
| C96 | Ruy Lopez | closed (10...c5) | 0 1 0 | |
| C97 | Ruy Lopez | closed, Chigorin defence | 0 2 1 | |
| C97 | Ruy Lopez | closed, Chigorin, Yugoslav system | 0 0 1 | |
| D00 | Queen's pawn, Mason variation | | 0 1 0 | |
| D01 | Richter-Veresov attack | | 1 0 0 | |
| D02 | Queen's pawn game | | 0 2 1 | |
| D10 | QGD Slav defence | exchange variation | 0 1 0 | |
| D10 | QGD Slav defence | | 0 1 0 | |
| D13 | QGD Slav | exchange variation | 0 1 0 | |
| D14 | QGD Slav | exchange variation, 6.Bf4 Bf5 | 0 0 1 | |
| D17 | QGD Slav | Czech defence | 0 1 0 | |
| D19 | QGD Slav | Dutch variation | 0 2 0 | |
| D20 | QGA | 3.e4 | 0 0 2 | |
| D20 | Queen's gambit accepted | | 0 1 0 | |
| D22 | QGA | Alekhine defence | 0 1 0 | |
| D23 | QGA | Mannheim variation | 0 1 0 | |
| D25 | QGA, Janowsky-Larsen variation | | 1 2 0 | |
| D25 | QGA, Smyslov variation | | 0 1 0 | |
| D27 | QGA | classical, Rubinstein variation | 0 3 0 | |
| D27 | QGA | classical, 6...a6 | 0 2 0 | |
| D28 | QGA | classical, 7...b5 | 1 0 0 | |
| D29 | QGA | classical, Smyslov variation | 0 1 0 | |
| D30 | QGD | Capablanca-Duras variation | 0 4 0 | |
| D30 | QGD | Hastings variation | 1 0 1 | |
| D30 | QGD | | 0 1 0 | |
| D30 | QGD | Vienna variation | 0 1 0 | |
| D31 | QGD | Charousek (Petrosian) variation | 0 2 0 | |
| D31 | QGD | semi-Slav | 0 1 0 | |
| D32 | QGD | Tarrasch defence | 0 1 0 | |
| D34 | QGD | Tarrasch, Prague variation, 9.Bg5 | 0 0 1 | |
| D35 | QGD | exchange variation | 1 0 0 | |
| D37 | QGD | 4.Nf3 | 1 8 0 | |
| D37 | QGD | classical variation (5.Bf4) | 0 2 0 | |
| D38 | QGD | Ragozin variation | 4 7 5 | , , , , , , , , , , , , , , , |
| D40 | QGD | Semi-Tarrasch defence | 0 7 1 | |
| D41 | QGD | Semi-Tarrasch, 5.cd | 1 4 2 | |
| D41 | QGD | Semi-Tarrasch with e3 | 2 3 2 | |
| D42 | QGD | Semi-Tarrasch, 7.Bd3 | 0 4 0 | |
| D43 | QGD semi-Slav | | 0 3 0 | |
| D44 | QGD semi-Slav | anti-Meran, Lilienthal variation | 0 2 1 | |
| D44 | QGD semi-Slav | anti-Meran gambit | 0 1 0 | |
| D45 | QGD semi-Slav | Stoltz variation | 0 5 0 | |
| D45 | QGD semi-Slav | stonewall defence | 1 0 0 | |
| D45 | QGD semi-Slav | 5...Nd7 | 1 0 0 | |
| D46 | QGD semi-Slav | Romih variation | 2 4 1 | |
| D47 | QGD semi-Slav | Meran variation | 0 2 0 | |
| D48 | QGD semi-Slav | Meran, Reynolds' variation | 0 0 1 | |
| D55 | QGD | Petrosian variation | 0 3 1 | |
| D58 | QGD | Tartakower (Makagonov-Bondarevsky) system | 0 7 2 | |
| D59 | QGD | Tartakower (Makagonov-Bondarevsky) system, 8.cd Nxd5 | 0 1 0 | |
| D61 | QGD | Orthodox defence, Rubinstein variation | 0 1 0 | |
| D63 | QGD | Orthodox defence, Swiss (Henneberger) variation | 1 0 0 | |
| D75 | Neo-Gruenfeld, 6.cd Nxd5, 7.O-O c5, 8.Nc3 | | 0 1 0 | |
| D76 | Neo-Gruenfeld, 6.cd Nxd5, 7.O-O Nb6 | | 0 1 0 | |
| D82 | Gruenfeld | 4.Bf4 | 0 0 1 | |
| D85 | Gruenfeld | exchange variation | 0 1 0 | |
| D86 | Gruenfeld | exchange, Simagin's improved variation | 1 0 0 | |
| D87 | Gruenfeld | exchange, Spassky variation | 1 0 0 | |
| D93 | Gruenfeld with Bf4 e3 | | 0 1 0 | |
| D94 | Gruenfeld | 5.e3 | 0 1 0 | |
| E00 | Catalan opening | | 2 4 0 | |
| E00 | Queen's pawn game | | 1 0 1 | |
| E06 | Catalan | closed, 5.Nf3 | 1 4 0 | |
| E08 | Catalan | closed, Qc2 & b3 | 1 0 0 | |
| E10 | Queen's pawn game | | 9 10 3 | , , , , , , , , , , , , , , , , , , , , , |
| E10 | Dzindzikhashvili defence | | 0 1 0 | |
| E11 | Bogo-Indian defence | | 1 4 0 | |
| E11 | Bogo-Indian defence, Nimzovich variation | | 0 2 0 | |
| E12 | Queen's Indian | 4.Nc3 | 1 4 0 | |
| E12 | Queen's Indian | Petrosian system | 0 5 0 | |
| E14 | Queen's Indian | 4.e3 | 1 0 0 | |
| E15 | Queen's Indian | Nimzovich variation (exaggerated fianchetto) | 0 6 0 | |
| E15 | Queen's Indian | 4.g3 | 0 2 0 | |
| E15 | Queen's Indian | Buerger variation | 0 1 0 | |
| E16 | Queen's Indian | Capablanca variation | 0 1 0 | |
| E18 | Queen's Indian | old main line, 7.Nc3 | 0 4 0 | |
| E19 | Queen's Indian | old main line, 9.Qxc3 | 0 4 0 | |
| E20 | Nimzo-Indian | Romanishin-Kasparov (Steiner) system | 0 0 1 | |
| E21 | Nimzo-Indian | three knights variation | 0 1 1 | |
| E23 | Nimzo-Indian | Spielmann, Karlsbad variation | 1 0 1 | |
| E24 | Nimzo-Indian | Saemisch variation | 0 4 1 | |
| E25 | Nimzo-Indian | Saemisch, Romanovsky variation | 0 1 0 | |
| E26 | Nimzo-Indian | Saemisch variation | 1 0 0 | |
| E27 | Nimzo-Indian | Saemisch variation | 0 1 0 | |
| E30 | Nimzo-Indian | Leningrad, ...b5 gambit | 1 0 0 | |
| E32 | Nimzo-Indian | classical variation | 0 3 2 | |
| E35 | Nimzo-Indian | classical, Noa variation, 5.cd ed | 0 1 1 | |
| E38 | Nimzo-Indian | classical, 4...c5 | 0 0 1 | |
| E39 | Nimzo-Indian | classical, Pirc variation | 0 1 0 | |
| E40 | Nimzo-Indian | 4.e3, Taimanov variation | 1 0 0 | |
| E41 | Nimzo-Indian | 4.e3 c5 | 0 1 0 | |
| E42 | Nimzo-Indian | 4.e3 c5, 5.Ne2 (Rubinstein) | 0 0 1 | |
| E46 | Nimzo-Indian | Reshevsky variation | 3 2 0 | |
| E48 | Nimzo-Indian | 4.e3 O-O, 5.Bd3 d5 | 1 7 4 | , , , , , , , , , , , |
| E50 | Nimzo-Indian | 4.e3 e8g8, 5.Nf3, without ...d5 | 1 1 1 | |
| E52 | Nimzo-Indian | 4.e3, main line with ...b6 | 1 4 1 | |
| E53 | Nimzo-Indian | 4.e3, Gligoric system with 7...Nbd7 | 0 6 1 | |
| E54 | Nimzo-Indian | 4.e3, Gligoric system with 7...dc | 0 1 0 | |
| E55 | Nimzo-Indian | 4.e3, Gligoric system, Bronstein variation | 1 4 0 | |
| E56 | Nimzo-Indian | 4.e3, main line with 7...Nc6 | 1 5 1 | |
| E59 | Nimzo-Indian | 4.e3, main line | 1 0 0 | |
| E60 | King's Indian, 3.Nf3 | | 0 1 1 | |
| E60 | King's Indian | 3.g3 | 0 1 0 | |
| E61 | King's Indian defence, 3.Nc3 | | 1 3 0 | |
| E61 | King's Indian | Smyslov system | 1 0 0 | |
| E62 | King's Indian | fianchetto, Simagin variation | 1 1 0 | |
| E62 | King's Indian | fianchetto, Kavalek (Bronstein) variation | 0 2 0 | |
| E62 | King's Indian | fianchetto, lesser Simagin (Spassky) variation | 0 0 1 | |
| E63 | King's Indian | fianchetto, Panno variation | 2 2 0 | |
| E65 | King's Indian | fianchetto, Yugoslav, 7.O-O | 1 1 1 | |
| E66 | King's Indian | fianchetto, Yugoslav Panno | 0 1 0 | |
| E67 | King's Indian | fianchetto, classical variation | 0 0 1 | |
| E68 | King's Indian | fianchetto, classical variation, 8.e4 | 2 3 0 | |
| E69 | King's Indian | fianchetto, classical main line | 5 1 1 | |
| E70 | King's Indian | 4.e4 | 1 1 0 | |
| E73 | King's Indian | Averbakh system | 0 2 0 | |
| E75 | King's Indian | Averbakh, main line | 1 1 0 | |
| E76 | King's Indian | Four pawns attack, dynamic line | 1 1 0 | |
| E77 | King's Indian | Four pawns attack | 2 0 0 | |
| E78 | King's Indian | Four pawns attack, with Be2 and Nf3 | 0 1 0 | |
| E79 | King's Indian | Four pawns attack, main line | 1 1 0 | |
| E80 | King's Indian | Saemisch variation | 1 1 3 | |
| E81 | King's Indian | Saemisch, 5...O-O | 4 0 1 | |
| E81 | King's Indian | Saemisch, Byrne variation | 1 0 0 | |
| E82 | King's Indian | Saemisch, double fianchetto variation | 2 1 0 | |
| E83 | King's Indian | Saemisch, Panno formation | 0 1 0 | |
| E83 | King's Indian | Saemisch, 6...Nc6 | 0 1 0 | |
| E84 | King's Indian | Saemisch, Panno main line | 0 1 0 | |
| E85 | King's Indian | Saemisch, orthodox variation | 0 0 1 | |
| E86 | King's Indian | Saemisch, orthodox, 7.Nge2 c6 | 1 0 0 | |
| E88 | King's Indian | Saemisch, orthodox, 7.d5 c6 | 0 1 0 | |
| E90 | King's Indian | Zinnowitz variation | 0 1 0 | |
| E91 | King's Indian | 6.Be2 | 2 1 0 | |
| E92 | King's Indian | Petrosian system | 1 0 1 | |
| E92 | King's Indian | Gligoric-Taimanov system | 1 0 1 | |
| E92 | King's Indian | Andersson variation | 2 0 0 | |
| E92 | King's Indian | Petrosian system, Stein variation | 1 0 0 | |
| E93 | King's Indian | Petrosian system, main line | 0 1 0 | |
| E94 | King's Indian | orthodox, 7...Nbd7 | 2 2 0 | |
| E94 | King's Indian | orthodox variation | 0 1 0 | |
| E95 | King's Indian | orthodox, 7...Nbd7, 8.Re1 | 0 3 0 | |
| E96 | King's Indian | orthodox, 7...Nbd7, main line | 1 2 0 | |
| E97 | King's Indian | orthodox, Aronin-Taimanov variation (Yugoslav attack / Mar del Plata variation) | 2 1 0 | |
| E98 | King's Indian | orthodox, Aronin-Taimanov, 9.Ne1 | 1 3 1 | |
| E99 | King's Indian | orthodox, Aronin-Taimanov, Benko attack | 0 0 1 | |