CCRL 40/40
Downloads and Statistics
January 3, 2009
Testing summary:
Total: 159'438 games
played by 579 programs
22978 CPU days (X2 4600+)

White wins: 57'641 (36.2%)
Black wins: 43'113 (27.0%)
Draws: 58'684 (36.8%)
White score: 54.6%

Opening statistics

This page shows how many games in our database were played from various openings classified by the Encyclopedia of Chess Openings. The table also shows average draw percentage and white score we observed in our games.

ECONumber
of
games
DrawsWhite
score
Commented
PGN
E15Queen's Indian, 4.g3627635.4%56.2%
B90Sicilian, Najdorf622630.3%52.9%
D45QGD; Semi-Slav 5.e3477339.9%52.2%
D47QGD; Semi-Slav 7.Bc4393035.7%54.7%
B66Sicilian, Richter-Rauzer, Rauzer attack, 7...a6323431.5%51.6%
E12Queen's Indian defense264836.9%52.6%
D58QGD; Tartakower (Makagonov-Bondarevsky) system258145.4%52.5%
E97King's Indian, Orthodox, Aronin-Taimanov variation (Yugoslav attack / Mar del Plata variation)206632.6%56.3%
C91Ruy Lopez, closed, 9.d4189836.7%54.7%
D02Queen's pawn game, 2. Nf3182135.7%53.0%
C11French defense178035.8%55.9%
E32Nimzo-Indian, Classical variation172140.4%54.3%
A29English Opening, Four knights, kingside Fianchetto169038.1%52.3%
A30English Opening, Symmetrical variation163237.7%56.1%
A04Reti Opening162535.8%54.7%
C42Petrov's defense158738.6%57.8%
B33Sicilian defense153832.6%57.1%
A07Reti Opening, King's Indian attack (Barcza system)149439.5%52.2%
C88Ruy Lopez, Closed149236.0%53.5%
B47Sicilian, Taimanov (Bastrikov) variation147737.1%55.0%
C19French, Winawer, Advance, 6...Ne7147629.8%58.9%
D37QGD; 4.Nf3146641.3%54.9%
B84Sicilian, Scheveningen (Paulsen), Classical variation145937.1%50.2%
D30QGD145738.8%55.2%
D43QGD; Semi-Slav143737.1%54.2%
C92Ruy Lopez, closed, 9.d4137138.3%56.2%
B12Caro-Kann defense129534.3%56.8%
C45Scotch game128138.9%52.7%
A15English, 1...Nf6 (Anglo-Indian defense)124138.7%54.3%
D27QGA; classical variation123645.1%54.9%
D85Gruenfeld, exchange variation120946.4%53.9%
A20English Opening115338.0%54.7%
A40Queen's pawn114237.0%56.9%
B92Sicilian, Najdorf, Zagreb (Fianchetto) variation105037.6%51.9%
B30Sicilian defense104236.2%56.0%
B67Sicilian, Richter-Rauzer, Rauzer attack, 7...a6 defense, 8...Bd7102530.0%55.1%
B40Sicilian defense101433.9%55.4%
B22Sicilian, Alapin's variation (2.c3)100438.5%53.9%
B46Sicilian, Taimanov variation98737.8%53.6%
E55Nimzo-Indian, 4.e3, Gligoric system, Bronstein variation96847.0%54.8%
C00French defense95337.0%49.8%
A05Reti Opening, 2..Nf690539.7%53.4%
B19Caro-Kann, Classical, 7...Nd789539.2%55.1%
E60King's Indian defense88335.9%56.5%
E63King's Indian, Fianchetto, Panno variation88234.7%56.9%
B48Sicilian, Taimanov variation87036.0%51.7%
E10Queen's pawn game 3. Nf386341.4%57.4%
A45Queen's pawn game84535.5%53.6%
D10QGD; Slav defense80335.1%53.7%
B10Caro-Kann defense79735.5%56.8%
C90Ruy Lopez, closed (with ...d6)79733.6%49.1%
D48QGD; Meran, 8...a679037.2%52.8%
E00Queen's pawn game78336.0%54.0%
B23Sicilian, Closed77934.9%53.8%
E04Catalan, Open, 5.Nf374840.1%51.6%
C02French, Advance variation74631.9%53.2%
C99Ruy Lopez, Closed, Chigorin, 12...c5d473641.8%61.7%
A13English Opening73339.0%52.4%
C67Ruy Lopez, Berlin defence, Open variation72341.5%52.4%
B06Robatsch (Modern) defense72133.0%56.3%
D97Gruenfeld, Russian variation with 7. e471741.0%51.6%
B97Sicilian, Najdorf, 7...Qb671637.6%47.4%
B42Sicilian, Kan, 5.Bd371134.7%56.2%
B89Sicilian, Sozin, 7.Be368631.0%50.5%
E11Bogo-Indian defense66732.4%54.7%
A28English Opening, Four knights system66139.8%52.0%
B45Sicilian, Taimanov variation65934.9%57.2%
B81Sicilian, Scheveningen, Keres attack65330.5%60.6%
A46Queen's pawn game64933.1%53.5%
C07French, Tarrasch, Open variation64847.1%50.8%
C53Giuoco piano64335.8%56.3%
B17Caro-Kann, Steinitz variation59436.7%54.2%
B27Sicilian defense57834.9%57.4%
B32Sicilian defense56935.7%60.4%
D39QGD; Ragozin, Vienna variation56748.1%53.2%
A22English Opening56635.9%50.3%
C10French, Paulsen variation55337.6%54.2%
D38QGD; Ragozin variation55039.6%52.0%
E94King's Indian, Orthodox variation53834.2%58.4%
E06Catalan, Closed, 5.Nf353445.3%53.0%
C78Ruy Lopez, 5.O-O53136.5%56.5%
C50King's pawn game52737.8%51.9%
D20Queen's Gambit accepted52335.9%59.8%
B20Sicilian defense51238.9%49.1%
E59Nimzo-Indian, 4.e3, Main line51243.2%52.8%
B14Caro-Kann, Panov-Botvinnik attack, 5...e650244.2%53.8%
C95Ruy Lopez, closed, Breyer, 10.d448937.0%56.7%
D12QGD; Slav defense, 4.e3 Bf548736.6%52.8%
E98King's Indian, Orthodox, Aronin-Taimanov, 9.Ne148623.0%60.1%
A06Reti Opening, 2..d548035.6%49.5%
E92King's Indian, Classical variation47029.4%56.2%
D15QGD; Slav accepted, Exchange variation, 6.Bf4 Bf546933.9%53.4%
B80Sicilian, Scheveningen variation46730.6%52.1%
D19QGD; Dutch variation46436.0%59.2%
D11QGD; Slav defense, 3.Nf346036.7%54.5%
A10English Opening45541.8%53.0%
D00Queen's pawn game45538.0%49.6%
A48King's Indian, East Indian defense44635.2%50.8%
B83Sicilian, Scheveningen, 6.Be244438.7%51.8%
A00Irregular Openings43236.6%50.2%
C43Petrov, Modern (Steinitz) attack43139.9%51.0%
A34English Opening, Symmetrical43036.0%55.5%
B43Sicilian, Kan, 5.Nc343034.9%54.4%
B50Sicilian42733.5%55.6%
A25English Opening, Sicilian Reversed42435.8%53.3%
D17QGD; Slav defense, Czech defence42434.0%57.8%
C80Ruy Lopez, Open (Tarrasch) defence42134.2%54.2%
D44QGD; Semi-Slav 5.Bg5 dc42134.0%53.6%
A21English Opening41531.3%55.9%
C06French, Tarrasch, Closed variation, Main line41538.3%61.3%
C97Ruy Lopez, Closed, Chigorin defense41531.8%65.1%
E68King's Indian, Fianchetto, Classical variation, 8.e441133.3%60.9%
A35English Opening, Symmetrical40937.9%52.7%
B57Sicilian, Sozin (not Scheveningen)40940.3%50.7%
B31Sicilian, Nimzovich-Rossolimo attack (with ...g6, without ...d6)40236.1%56.1%
C84Ruy Lopez, Closed defense40037.5%55.0%
E14Queen's Indian, 4.e338536.4%54.8%
A33English Opening, Symmetrical38236.9%57.2%
D26QGA; classical variation37152.0%53.2%
D34QGD; Tarrasch, 7...Be737144.7%55.0%
E21Nimzo-Indian, Three knights variation36937.4%50.1%
E58Nimzo-Indian, 4.e3, Main line with 8...Bxc336433.8%54.3%
B44Sicilian defense36240.1%50.4%
B56Sicilian35735.0%54.2%
B07Pirc defense35336.0%56.5%
B93Sicilian, Najdorf, 6.f435243.8%50.9%
C85Ruy Lopez, Exchange variation doubly deferred (DERLD)34637.6%49.1%
E18Queen's Indian, Old Main line, 7.Nc334246.5%59.8%
C48Four knights, Spanish variation34137.5%56.0%
E62King's Indian, Fianchetto variation33833.4%58.4%
B01Scandinavian (centercounter) center defense33741.2%58.9%
B63Sicilian, Richter-Rauzer, Rauzer attack32931.0%55.9%
C03French, Tarrasch32441.7%57.6%
C96Ruy Lopez, closed, 8...Na532334.7%57.3%
D07QGD; Chigorin defense32234.5%58.9%
B08Pirc, Classical (Two knights) system32034.1%57.7%
B54Sicilian32035.3%55.5%
B87Sozin with ...a6 and ...b531437.3%53.7%
D49QGD; Meran, 11. Nxb531240.4%47.4%
C59Two knights defense31131.8%52.3%
C09French, Tarrasch, Open variation, Main line31050.6%56.3%
A81Dutch defense30835.7%54.2%
D31QGD, 3.Nc330536.1%51.8%
C08French, Tarrasch, Open, 4.exd5 exd530350.5%53.3%
E81King's Indian, Saemisch, 5...O-O30035.0%55.5%
C69Ruy Lopez, Exchange variation, 5.O-O28030.4%55.9%
C01French, Exchange variation27639.9%52.5%
B99Sicilian, Najdorf, 7...Be7 Main line27125.5%54.4%
D46QGD; Semi-Slav 6.Bd327135.8%57.7%
D91Gruenfeld, Three knights variation27031.5%47.6%
A41Queen's pawn26731.8%56.0%
C65Ruy Lopez, Berlin defense26631.6%50.4%
C12French, MacCutcheon variation26129.5%54.2%
D35QGD; 3...Nf625742.0%55.3%
B13Caro-Kann, Exchange variation25545.9%50.4%
C77Ruy Lopez, Morphy defence25139.4%56.0%
B35Sicilian, Accelerated Fianchetto, Modern variation with Bc425040.0%53.6%
B52Sicilian, Canal-Sokolsky attack, 3...Bd724843.1%56.7%
E19Queen's Indian, Old Main line, 9.Qxc324636.6%58.9%
C55Two knights defense24436.1%55.3%
E69King's Indian, Fianchetto, Classical Main line24231.4%62.8%
B49Sicilian, Taimanov variation23838.2%56.1%
C49Four knights, double Ruy Lopez23537.9%56.0%
B85Sicilian, Scheveningen, Classical variation with ...Qc7 and ...Nc623240.1%53.2%
E17Queen's Indian, 5.Bg2 Be723240.5%56.9%
B38Sicilian, Accelerated Fianchetto, Maroczy bind, 6.Be323039.6%56.7%
A17English Opening22735.2%59.0%
C64Ruy Lopez, Classical (Cordel) defence22731.7%57.3%
D52QGD22746.7%54.6%
E42Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein)22741.4%52.4%
C17French, Winawer, Advance variation22530.7%58.0%
E41Nimzo-Indian, 4.e3 c522339.5%51.1%
C41Philidor's defense22235.6%57.0%
B76Sicilian, Dragon, Yugoslav attack, 7...O-O21426.6%61.9%
C89Ruy Lopez, Marshall counter-attack21038.1%52.9%
E54Nimzo-Indian, 4.e3, Gligoric system with 7...dc21044.3%55.5%
B00King's pawn Opening20829.8%60.1%
A57Benko gambit20630.1%53.4%
B51Sicilian, Canal-Sokolsky (Nimzovich-Rossolimo, Moscow) attack20642.2%53.2%
B09Pirc, Austrian attack20541.0%55.6%
A01Nimzovich-Larsen attack20428.9%51.7%
A43Old Benoni defense20327.1%58.9%
B15Caro-Kann defense20333.0%54.4%
B65Sicilian, Richter-Rauzer, Rauzer attack, 7...Be7 defense, 9...Nxd420338.4%56.7%
B21Sicilian, Grand Prix attack20237.6%51.5%
A16English Opening19929.1%50.3%
D55QGD; 6.Nf319745.2%57.1%
A53Old Indian defense19633.7%59.2%
A14English, Neo-Catalan declined19447.4%53.1%
A61Benoni defense19220.8%67.7%
E91King's Indian, 6.Be218936.5%60.1%
A38English Opening, Symmetrical18440.8%52.4%
A37English Opening, Symmetrical18328.4%50.8%
C05French, Tarrasch, Closed variation18235.2%56.0%
B18Caro-Kann, Classical variation18139.8%53.0%
C46Three knights game18143.1%51.4%
C66Ruy Lopez, Berlin defence, 4.O-O, d618049.4%56.9%
A50Queen's pawn game17934.1%55.6%
D94Gruenfeld, 5.e317750.8%54.2%
E20Nimzo-Indian defense17633.5%56.5%
A36English Opening, Symmetrical17526.9%52.9%
A56Benoni defense17527.4%64.0%
E61King's Indian defense, 3.Nc317231.4%58.1%
A49King's Indian, Fianchetto without c417136.3%56.7%
A39English Opening, Symmetrical, Main line with d417047.6%57.4%
E90King's Indian, 5.Nf317032.4%56.8%
B36Sicilian, Accelerated Fianchetto, Maroczy bind16841.1%58.0%
B58Sicilian, Classical16836.9%48.8%
E39Nimzo-Indian, Classical, Pirc variation16838.7%57.4%
E70King's Indian, 4.e416623.5%66.0%
C16French, Winawer, Advance variation16331.3%64.7%
A31English Opening, Symmetrical, Benoni formation16141.0%58.4%
E34Nimzo-Indian, Classical, Noa variation15950.3%50.3%
C70Ruy Lopez,15836.1%61.7%
A09Reti Opening, 2..d5 3.c415743.3%50.3%
D86Gruenfeld, Exchange, Classical variation15545.2%53.5%
D40QGD; Semi-Tarrasch defense15139.1%50.7%
D87Gruenfeld, Exchange, Spassky variation14940.3%57.7%
A11English, Caro-Kann defensive system14843.9%56.4%
A52Budapest defense14544.1%62.8%
B88Sicilian, Sozin, Leonhardt variation14538.6%57.2%
A58Benko gambit accepted13840.6%55.8%
D05Queen's pawn game, Zukertort variation13836.2%52.9%
C44King's pawn game13739.4%51.8%
D13QGD; Slav defense, Exchange variation13736.5%59.9%
A80Dutch13333.8%60.5%
E46Nimzo-Indian, 4.e3 O-O13338.3%47.7%
C15French, Winawer (Nimzovich) variation13138.9%55.3%
D92Gruenfeld, 5.Bf413148.1%57.6%
D04Queen's pawn game13036.9%46.9%
C23Bishop's Opening12839.1%57.8%
D78Neo-Gruenfeld, 6.O-O c612843.8%52.3%
B64Sicilian, Richter-Rauzer, Rauzer attack, 7...Be7 defense, 9.f412742.5%50.4%
E67King's Indian, Fianchetto with ...Nd712737.0%58.7%
A70Benoni, Classical with e4 and Nf312532.0%55.2%
A08Reti Opening, King's Indian attack12336.6%50.8%
A47Queen's Indian defense12334.1%56.9%
A84Dutch defense12340.7%56.9%
B82Sicilian, Scheveningen, 6.f412331.7%58.1%
B96Sicilian, Najdorf, 7.f412334.1%44.7%
D41QGD; Semi-Tarrasch, 5.cd12345.5%56.1%
E30Nimzo-Indian, Leningrad variation,12330.1%53.3%
C98Ruy Lopez, Closed, Chigorin, 12...Nc612132.2%60.7%
D63QGD; Orthodox defense, 7.Rc112035.8%56.3%
E73King's Indian, 5.Be212031.7%51.7%
E43Nimzo-Indian, Fischer variation11739.3%59.0%
E16Queen's Indian, Capablanca variation11631.0%56.0%
D77Neo-Gruenfeld, 6.O-O11348.7%53.5%
C51Evans gambit declined11136.0%45.9%
A26English Opening, Closed system11030.9%52.7%
C14French, Classical variation10930.3%59.2%
C24Bishop's Opening, Berlin defense10934.9%55.0%
B98Sicilian, Najdorf, 7...Be710730.8%60.3%
B05Alekhine's defense, Modern variation, 4...Bg410628.3%66.0%
B04Alekhine's defense, Modern variation10540.0%64.8%
D76Neo-Gruenfeld, 6.cd Nxd5, 7.O-O Nb610545.7%55.2%
C62Ruy Lopez, Old Steinitz defence10431.7%57.2%
B70Sicilian, Dragon variation9635.4%51.0%
C25Vienna game9634.4%55.7%
E84King's Indian, Saemisch, Panno Main line9534.7%53.2%
B41Sicilian, Kan variation9430.9%54.8%
C79Ruy Lopez, Steinitz defense deferred (Russian defence)9435.1%53.7%
D25QGA, 4.e39441.5%60.1%
D29QGA; Classical variation 8...Bb79434.0%46.8%
E53Nimzo-Indian, 4.e3, Main line with ...c59440.4%67.0%
E95King's Indian, Orthodox, 7...Nbd7, 8.Re19436.2%57.4%
A90Dutch defense9331.2%60.8%
B53Sicilian, Chekhover variation9335.5%51.1%
C18French, Winawer, Advance variation9325.8%60.2%
B03Alekhine's defense9034.4%58.3%
B39Sicilian, Accelerated Fianchetto, Breyer variation8944.9%53.9%
E88King's Indian, Saemisch, Orthodox, 7.d5 c68933.7%56.2%
D80Gruenfeld defense8835.2%63.1%
C47Four knights, Scotch variation8748.3%51.7%
D68QGD; Orthodox defense, Classical variation8646.5%55.8%
B60Sicilian, Richter-Rauzer8529.4%61.8%
B25Sicilian, Closed8436.9%54.2%
B91Sicilian, Najdorf, Zagreb (Fianchetto) variation8431.0%53.6%
C26Vienna, Falkbeer variation8439.3%48.2%
D73Neo-Gruenfeld, 5.Nf38456.0%55.4%
B61Sicilian, Richter-Rauzer, Larsen variation, 7.Qd28237.8%55.5%
C87Ruy Lopez, Closed, Averbach variation8239.0%58.5%
E33Nimzo-Indian, Classical variation, 4...Nc68234.1%56.1%
A55Old Indian, Main line8148.1%63.6%
D14QGD; Slav defense, Exchange variation8138.3%51.2%
E44Nimzo-Indian, Fischer variation, 5.Ne28137.0%53.1%
D59QGD; Tartakower (Makagonov-Bondarevsky) system, 8.cd Nxd57835.9%44.9%
B73Sicilian, Dragon, Classical, 8.O-O7638.2%54.6%
D03Torre attack, Tartakower variation7635.5%50.7%
E35Nimzo-Indian, Classical, Noa variation, 5. cxd5 exd57643.4%58.6%
D82Gruenfeld 4.Bf47343.8%56.2%
E48Nimzo-Indian, 4.e3 O-O, 5.Bd3 d57342.5%54.1%
E71King's Indian, Makagonov system (5.h3)7326.0%63.7%
B11Caro-Kann, Two knights, 3...Bg47234.7%54.9%
A12English, Caro-Kann defensive system7143.7%47.2%
E25Nimzo-Indian, Saemisch variation, Keres variation7152.1%48.6%
E38Nimzo-Indian, Classical, 4...c57138.0%66.9%
B69Sicilian, Richter-Rauzer, Rauzer attack, 7...a6 defense, 11.Bxf67031.4%64.3%
D67QGD; Orthodox defense, Bd3 line, Capablanca freeing manoever7040.0%54.3%
D99Gruenfeld defense, Smyslov, Main line6946.4%58.0%
A42Modern defense, Averbakh system6841.2%60.3%
C22center game6825.0%66.9%
E86King's Indian, Saemisch, Orthodox, 7.Nge2 c66829.4%45.6%
B34Sicilian, Accelerated Fianchetto, Exchange variation6737.3%53.0%
D56QGD; Lasker defense6633.3%53.0%
D93Gruenfeld with 5. Bf4 O-O 6. e36647.0%58.3%
B24Sicilian, Closed6529.2%50.0%
D21QGA, 3.Nf36530.8%53.8%
B62Sicilian, Richter-Rauzer, 6...e66432.8%47.7%
B78Sicilian, Dragon, Yugoslav attack, 10.O-O-O6317.5%46.8%
A62Benoni, Fianchetto variation6229.0%59.7%
A88Dutch, Leningrad, Main variation with 7...c66232.3%64.5%
C76Ruy Lopez, Modern Steinitz defense, Fianchetto (Bronstein) variation6229.0%53.2%
C86Worrall attack6241.9%51.6%
D90Gruenfeld, Three knights variation6233.9%50.8%
D98Gruenfeld, Russian, Smyslov variation6245.2%64.5%
E45Nimzo-Indian, 4.e3, Bronstein (Byrne) variation6241.9%59.7%
D01Richter-Veresov attack6124.6%41.8%
D64QGD; Orthodox defense, Rubinstein attack (with Rc1)5945.8%53.4%
B26Sicilian, Closed, 6.Be35829.3%45.7%
B95Sicilian, Najdorf, 6...e65831.0%34.5%
C21center game5844.8%70.7%
C82Ruy Lopez, Open, 9.c35832.8%56.0%
D32QGD; Tarrasch defense5843.1%61.2%
E52Nimzo-Indian, 4.e3, Main line with ...b65839.7%61.2%
C72Ruy Lopez, Modern Steinitz defense 5.0-05740.4%58.8%
D42QGD; Semi-Tarrasch, 7.Bd35738.6%57.9%
D66QGD; Orthodox defense, Bd3 line5641.1%58.0%
E66King's Indian, Fianchetto, Yugoslav Panno5534.5%51.8%
B02Alekhine's defense5427.8%49.1%
C71Ruy Lopez, Modern Steinitz defense5335.8%53.8%
B77Sicilian, Dragon, Yugoslav attack, 9.Bc45242.3%51.9%
C83Ruy Lopez, Open, Classical defence5244.2%54.8%
D06Queen's Gambit5242.3%59.6%
D16QGD; Slav accepted, Alapin variation5226.9%67.3%
E40Nimzo-Indian, 4.e35225.0%52.9%
E47Nimzo-Indian, 4.e3 O-O, 5.Bd35154.9%58.8%
A27English Opening, Three knights system5030.0%59.0%
B74Sicilian, Dragon, Classical, 9.Nb35036.0%54.0%
E87King's Indian, Saemisch, Orthodox, 7.d55026.0%61.0%
D61QGD; Orthodox defense, Rubinstein variation4850.0%54.2%
D79Neo-Gruenfeld, 6.O-O, Main line4645.7%53.3%
E08Catalan, Closed, 7.Qc24626.1%52.2%
A23English Opening, Bremen system, Keres variation4526.7%60.0%
D28QGA; Classical variation 7.Qe24443.2%60.2%
C13French, Classical4325.6%59.3%
E76King's Indian, Four pawns attack4339.5%59.3%
A89Dutch, Leningrad, Main variation with Nc64231.0%67.9%
D89Gruenfeld, Spassky variation, Main line, 13.Bd34238.1%40.5%
C28Vienna game4037.5%43.8%
C54Guioco piano3948.7%44.9%
C68Ruy Lopez, Exchange variation3951.3%48.7%
B75Sicilian, Dragon, Yugoslav attack3842.1%65.8%
E49Nimzo-Indian, 4.e3, Botvinnik system3850.0%64.5%
E77King's Indian, Four pawns attack, 6.Be23826.3%60.5%
C04French, Tarrasch, Guimard Main line3724.3%58.1%
C52Evans gambit3735.1%41.9%
A59Benko gambit, 7.e43627.8%58.3%
C40King's knight Opening3630.6%65.3%
B68Sicilian, Richter-Rauzer, Rauzer attack, 7...a6 defense, 9...Be73534.3%65.7%
C73Ruy Lopez, Modern Steinitz defense, Richter variation3531.4%55.7%
D62QGD; Orthodox defense, 7.Qc2 c5, 8.cd (Rubinstein)3551.4%68.6%
E01Catalan, closed3537.1%55.7%
B16Caro-Kann, Bronstein-Larsen variation3327.3%65.2%
C60Ruy Lopez3324.2%63.6%
B94Sicilian, Najdorf, 6.Bg53221.9%57.8%
E09Catalan, Closed, Main line3218.8%75.0%
A64Benoni, Fianchetto variation, 11...Re83023.3%35.0%
C63Ruy Lopez, Schilemann defense3026.7%60.0%
C93Ruy Lopez, closed, Smyslov defense3030.0%55.0%
E80King's Indian, Saemisch variation3033.3%60.0%
C75Ruy Lopez, Modern Steinitz defense2931.0%56.9%
D24QGA, 4.Nc32937.9%56.9%
C29Vienna gambit, Kaufmann variation2839.3%58.9%
C39King's knight's gambit2828.6%35.7%
D74Neo-Gruenfeld, 6.cd Nxd5, 7.O-O2842.9%60.7%
D88Gruenfeld, Spassky variation, Main line, 10...cd, 11.cd2846.4%55.4%
A32English Opening, Symmetrical2733.3%61.1%
B86Sicilian, Sozin attack2737.0%51.9%
D18QGD; Dutch variation2722.2%55.6%
D33QGD; Tarrasch, Schlechter-Rubinstein system2740.7%53.7%
E13Queen's Indian, 4.Nc3, Main line2737.0%55.6%
A77Benoni, Classical, 9...Re8, 10.Nd22619.2%63.5%
B29Sicilian, Nimzovich-Rubinstein variation2623.1%57.7%
C30King's gambit2630.8%65.4%
C74Ruy Lopez, Modern Steinitz defense2623.1%57.7%
E05Catalan, Open, Classical line2626.9%51.9%
E64King's Indian, Fianchetto, Yugoslav system2623.1%73.1%
A54Old Indian, Ukrainian variation2552.0%66.0%
A71Benoni, Classical, 8.Bg52512.0%50.0%
D70Neo-Gruenfeld defense2536.0%46.0%
D96Gruenfeld, Russian variation2544.0%62.0%
E07Catalan, Closed, 6...Nbd72532.0%40.0%
A87Dutch, Leningrad, Main variation2458.3%58.3%
D60QGD; Orthodox defense2429.2%60.4%
E56Nimzo-Indian, 4.e3, Main line with 7...Nc62441.7%58.3%
B72Sicilian, Dragon, 6.Be32347.8%50.0%
D72Neo-Gruenfeld, 5.cd, Main line2334.8%43.5%
E29Nimzo-Indian, Saemisch variation, Main line2334.8%43.5%
E93King's Indian, Petrosian system, Main line2339.1%54.3%
E99King's Indian, Orthodox, Aronin-Taimanov, Main line238.7%56.5%
C58Two knights defense2227.3%59.1%
E36Nimzo-Indian, Classical, Noa variation, 5. a32218.2%50.0%
A19English, Mikenas-Carls, Sicilian variation2152.4%50.0%
D50QGD; 4.Bg52138.1%52.4%
E37Nimzo-Indian, Classical, Noa variation, Main line, 7.Qc22133.3%73.8%
E96King's Indian, Orthodox, 7...Nbd7, Main line2133.3%50.0%
A79Benoni, Classical, 11.f32040.0%50.0%
C33King's gambit accepted2025.0%42.5%
D22QGA; Alekhine defense2060.0%55.0%
D71Neo-Gruenfeld, 5.cd2055.0%57.5%
E31Nimzo-Indian, Leningrad variation, main line2025.0%47.5%
A96Dutch, Classical variation1936.8%65.8%
D75Neo-Gruenfeld, 6.cd Nxd5, 7.O-O c5, 8.Nc31931.6%52.6%
E50Nimzo-Indian, 4.e3 e8g8, 5.Nf3, without ...d51936.8%44.7%
B37Sicilian, Accelerated Fianchetto, Maroczy bind, 5...Bg71872.2%47.2%
D23Queen's gambit accepted1838.9%52.8%
E65King's Indian, Yugoslav, 7.O-O1850.0%52.8%
A75Benoni, Classical with ...a6 and 10...Bg41723.5%64.7%
A85Dutch with 2.c4 & 3.Nc31729.4%55.9%
D69QGD; Orthodox defense, Classical, 13.dxe51770.6%41.2%
E24Nimzo-Indian, Saemisch variation1747.1%29.4%
B28Sicilian, O'Kelly variation1637.5%68.8%
D53QGD; 4.Bg5 Be71643.8%46.9%
D83Gruenfeld gambit1631.3%71.9%
E51Nimzo-Indian, 4.e3 e8g8, 5.Nf3 d7d51675.0%50.0%
E83King's Indian, Saemisch, 6...Nc61643.8%53.1%
A60Benoni defense1533.3%63.3%
C27Vienna game1540.0%46.7%
C34King's knight's gambit1526.7%60.0%
A86Dutch with 2.c4 & 3.g31457.1%50.0%
A99Dutch, Ilyin-Genevsky variation with b31442.9%64.3%
E02Catalan, open, 5.Qa41435.7%75.0%
E75King's Indian, Averbakh, Main line147.1%53.6%
A69Benoni, Four pawns attack, Main line1353.8%57.7%
A93Dutch, Stonewall, Botwinnik variation1315.4%61.5%