CCRL 40/15
Downloads and Statistics
August 20, 2026
Testing summary:
Total: 2'424'187 games
played by 4'686 programs

White wins: 710'656 (29.3%)
Black wins: 485'169 (20.0%)
Draws: 1'228'362 (50.7%)
White score: 54.7%

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
A00Irregular Openings6587045.8%51.3%38.32 MB
A01Nimzovich-Larsen attack1975747.0%50.5%12.08 MB
A02Bird's Opening1611743.5%51.3%9.45 MB
A03Bird's Opening655843.2%47.6%3.94 MB
A04Reti Opening2923846.2%55.4%17.68 MB
A05Reti Opening, 2..Nf61773650.2%53.4%10.76 MB
A06Reti Opening, 2..d51071248.6%50.8%6.65 MB
A07Reti Opening, King's Indian attack (Barcza system)2812251.2%53.6%16.94 MB
A08Reti Opening, King's Indian attack257654.5%52.6%1.58 MB
A09Reti Opening, 2..d5 3.c4629347.8%51.5%3.83 MB
A10English Opening1740046.7%54.5%10.48 MB
A11English, Caro-Kann defensive system411548.9%54.2%2.59 MB
A12English, Caro-Kann defensive system151748.1%50.7%1.01 MB
A13English Opening1619151.0%54.2%9.87 MB
A14English, Neo-Catalan declined407959.0%54.6%2.45 MB
A15English, 1...Nf6 (Anglo-Indian defense)4033455.9%53.7%23.88 MB
A16English Opening512045.5%55.5%3.11 MB
A17English Opening610447.5%54.5%3.78 MB
A18English, Mikenas-Carls variation223455.4%56.2%1.29 MB
A19English, Mikenas-Carls, Sicilian variation111945.6%55.0%0.70 MB
A20English Opening2631250.4%52.8%16.28 MB
A21English Opening1266847.3%53.5%8.17 MB
A22English Opening766948.0%50.7%4.69 MB
A23English Opening, Bremen system, Keres variation166447.7%53.1%1.09 MB
A24English Opening, Bremen system with 3...g635442.9%51.4%0.24 MB
A25English Opening, Sicilian Reversed498543.4%53.8%3.09 MB
A26English Opening, Closed system185048.2%53.4%1.17 MB
A27English Opening, Three knights system228040.5%52.1%1.41 MB
A28English Opening, Four knights system1122750.4%52.2%6.75 MB
A29English Opening, Four knights, kingside Fianchetto1466552.7%52.7%8.68 MB
A30English Opening, Symmetrical variation1378750.3%55.1%8.33 MB
A31English Opening, Symmetrical, Benoni formation241849.4%55.6%1.54 MB
A32English Opening, Symmetrical151055.2%53.9%0.95 MB
A33English Opening, Symmetrical648758.0%54.0%3.78 MB
A34English Opening, Symmetrical776953.8%54.0%4.65 MB
A35English Opening, Symmetrical640654.9%54.3%3.87 MB
A36English Opening, Symmetrical490050.4%52.1%2.92 MB
A37English Opening, Symmetrical486751.3%52.2%2.90 MB
A38English Opening, Symmetrical149254.0%54.7%0.96 MB
A39English Opening, Symmetrical, Main line with d4106150.7%56.8%0.69 MB
A40Queen's pawn2342644.8%56.6%14.22 MB
A41Queen's pawn1143041.1%57.0%7.16 MB
A42Modern defense, Averbakh system277440.8%60.9%1.75 MB
A43Old Benoni defense535741.7%57.8%3.33 MB
A44Old Benoni defence63332.2%60.8%0.41 MB
A45Queen's pawn game2464348.1%52.8%14.59 MB
A46Queen's pawn game1566048.6%53.9%9.51 MB
A47Queen's Indian defense155646.3%52.4%1.04 MB
A48King's Indian, East Indian defense1154250.7%52.2%6.99 MB
A49King's Indian, Fianchetto without c4340250.9%55.5%2.10 MB
A50Queen's pawn game1649059.1%55.3%10.17 MB
A51Budapest defense declined71346.3%56.4%0.46 MB
A52Budapest defense250751.0%60.4%1.62 MB
A53Old Indian defense253643.4%58.7%1.65 MB
A54Old Indian, Ukrainian variation109942.9%56.2%0.72 MB
A55Old Indian, Main line95638.5%61.8%0.66 MB
A56Benoni defense366437.3%62.1%2.27 MB
A57Benko gambit452844.6%56.9%2.73 MB
A58Benko gambit accepted213847.5%58.3%1.31 MB
A59Benko gambit, 7.e451347.8%65.6%0.32 MB
A60Benoni defense56133.5%60.1%0.37 MB
A61Benoni defense269040.6%59.3%1.57 MB
A62Benoni, Fianchetto variation307848.8%56.8%1.77 MB
A63Benoni, Fianchetto variation, 9...Nbd724736.8%64.6%0.16 MB
A64Benoni, Fianchetto variation, 11...Re834944.1%49.6%0.21 MB
A65Benoni, 6.e4115745.6%57.9%0.69 MB
A66Benoni, pawn storm variation6030.0%60.0%0.04 MB
A67Benoni, Taimanov variation65135.8%66.7%0.36 MB
A68Benoni, Four pawns attack18543.8%56.5%0.11 MB
A69Benoni, Four pawns attack, Main line32955.0%53.3%0.18 MB
A70Benoni, Classical with e4 and Nf3146045.1%60.4%0.88 MB
A71Benoni, Classical, 8.Bg522941.5%56.6%0.15 MB
A72Benoni, Classical without 9.O-O33151.1%63.9%0.21 MB
A73Benoni, Classical, 9.O-O20438.2%59.8%0.14 MB
A74Benoni, Classical, 9...a6, 10.a45939.0%63.6%0.04 MB
A75Benoni, Classical with ...a6 and 10...Bg418941.8%62.2%0.12 MB
A76Benoni, Classical, 9...Re827037.4%60.6%0.18 MB
A77Benoni, Classical, 9...Re8, 10.Nd234735.4%65.6%0.23 MB
A78Benoni, Classical with ...Re8 and ...Na616137.9%59.9%0.11 MB
A79Benoni, Classical, 11.f317136.3%63.7%0.12 MB
A80Dutch1184443.3%55.3%7.27 MB
A81Dutch defense1112349.2%56.7%7.00 MB
A82Dutch, Staunton gambit37741.6%47.9%0.24 MB
A83Dutch, Staunton gambit, Staunton's line86547.7%51.4%0.53 MB
A84Dutch defense215642.0%56.7%1.43 MB
A85Dutch with 2.c4 & 3.Nc3150341.8%55.1%0.94 MB
A86Dutch with 2.c4 & 3.g394447.2%57.8%0.62 MB
A87Dutch, Leningrad, Main variation130047.9%57.1%0.86 MB
A88Dutch, Leningrad, Main variation with 7...c6318852.2%58.0%1.97 MB
A89Dutch, Leningrad, Main variation with Nc692539.8%60.6%0.60 MB
A90Dutch defense301045.4%59.5%1.92 MB
A91Dutch defense41745.8%54.3%0.28 MB
A92Dutch defense64446.4%59.7%0.43 MB
A93Dutch, Stonewall, Botwinnik variation51647.9%60.0%0.33 MB
A94Dutch, Stonewall with Ba321951.6%55.9%0.15 MB
A95Dutch, Stonewall with Nc351241.8%58.6%0.36 MB
A96Dutch, Classical variation95845.4%59.6%0.62 MB
A97Dutch, Ilyin-Genevsky variation52739.8%60.0%0.35 MB
A98Dutch, Ilyin-Genevsky variation with Qc227936.6%58.4%0.18 MB
A99Dutch, Ilyin-Genevsky variation with b361344.5%61.3%0.41 MB
B00King's pawn Opening1024040.9%57.7%6.30 MB
B01Scandinavian (centercounter) center defense2022748.6%58.3%12.35 MB
B02Alekhine's defense445243.1%53.5%2.80 MB
B03Alekhine's defense338845.0%61.6%2.07 MB
B04Alekhine's defense, Modern variation496948.0%60.1%3.14 MB
B05Alekhine's defense, Modern variation, 4...Bg4167539.8%63.6%1.08 MB
B06Robatsch (Modern) defense2196642.4%57.5%13.20 MB
B07Pirc defense979244.2%57.6%5.90 MB
B08Pirc, Classical (Two knights) system783746.5%59.2%4.88 MB
B09Pirc, Austrian attack557346.6%58.6%3.20 MB
B10Caro-Kann defense2057752.7%53.1%12.69 MB
B11Caro-Kann, Two knights, 3...Bg4336550.9%54.8%2.07 MB
B12Caro-Kann defense3597747.7%57.1%20.86 MB
B13Caro-Kann, Exchange variation585653.2%53.4%3.53 MB
B14Caro-Kann, Panov-Botvinnik attack, 5...e6455056.0%55.2%2.80 MB
B15Caro-Kann defense353449.5%56.2%2.20 MB
B16Caro-Kann, Bronstein-Larsen variation100840.4%61.4%0.64 MB
B17Caro-Kann, Steinitz variation704150.3%54.1%4.22 MB
B18Caro-Kann, Classical variation551353.1%55.1%3.26 MB
B19Caro-Kann, Classical, 7...Nd7473647.9%56.0%2.72 MB
B20Sicilian defense1111146.0%51.1%6.76 MB
B21Sicilian, Grand Prix attack526347.3%50.7%3.20 MB
B22Sicilian, Alapin's variation (2.c3)1938558.6%54.2%11.29 MB
B23Sicilian, Closed3198955.7%53.9%18.10 MB
B24Sicilian, Closed124047.7%51.1%0.75 MB
B25Sicilian, Closed197048.3%49.4%1.19 MB
B26Sicilian, Closed, 6.Be3135342.6%49.4%0.83 MB
B27Sicilian defense614145.9%57.9%3.93 MB
B28Sicilian, O'Kelly variation237451.5%57.3%1.48 MB
B29Sicilian, Nimzovich-Rubinstein variation234748.1%58.2%1.46 MB
B30Sicilian defense2229950.4%55.5%13.31 MB
B31Sicilian, Nimzovich-Rossolimo attack (with ...g6, without ...d6)1107953.9%56.2%6.50 MB
B32Sicilian defense677049.0%57.2%4.08 MB
B33Sicilian defense1207550.9%54.6%6.77 MB
B34Sicilian, Accelerated Fianchetto, Exchange variation121150.2%52.4%0.75 MB
B35Sicilian, Accelerated Fianchetto, Modern variation with Bc4503352.8%55.6%3.02 MB
B36Sicilian, Accelerated Fianchetto, Maroczy bind300254.2%58.3%1.92 MB
B37Sicilian, Accelerated Fianchetto, Maroczy bind, 5...Bg735947.9%57.7%0.24 MB
B38Sicilian, Accelerated Fianchetto, Maroczy bind, 6.Be3178347.1%59.9%1.17 MB
B39Sicilian, Accelerated Fianchetto, Breyer variation98944.5%59.7%0.66 MB
B40Sicilian defense1828550.0%54.8%11.04 MB
B41Sicilian, Kan variation279451.6%57.8%1.72 MB
B42Sicilian, Kan, 5.Bd3956447.3%58.6%5.82 MB
B43Sicilian, Kan, 5.Nc3860048.1%56.8%5.16 MB
B44Sicilian defense278951.8%53.0%1.75 MB
B45Sicilian, Taimanov variation432245.5%57.3%2.54 MB
B46Sicilian, Taimanov variation686547.0%56.7%4.06 MB
B47Sicilian, Taimanov (Bastrikov) variation753449.9%54.8%4.58 MB
B48Sicilian, Taimanov variation747446.3%57.0%4.30 MB
B49Sicilian, Taimanov variation133350.6%58.2%0.88 MB
B50Sicilian1494052.6%52.3%9.09 MB
B51Sicilian, Canal-Sokolsky (Nimzovich-Rossolimo, Moscow) attack768755.8%54.4%4.59 MB
B52Sicilian, Canal-Sokolsky attack, 3...Bd7788554.1%53.1%4.62 MB
B53Sicilian, Chekhover variation420151.3%53.5%2.58 MB
B54Sicilian610054.4%56.4%3.61 MB
B55Sicilian, Prins variation, Venice attack15148.3%50.0%0.09 MB
B56Sicilian624853.2%54.6%3.68 MB
B57Sicilian, Sozin (not Scheveningen)251446.3%53.4%1.60 MB
B58Sicilian, Classical104943.8%49.0%0.68 MB
B59Sicilian, Boleslavsky variation, 7.Nb337858.2%52.9%0.25 MB
B60Sicilian, Richter-Rauzer402650.6%58.7%2.41 MB
B61Sicilian, Richter-Rauzer, Larsen variation, 7.Qd2115043.0%62.0%0.70 MB
B62Sicilian, Richter-Rauzer, 6...e656445.0%52.0%0.37 MB
B63Sicilian, Richter-Rauzer, Rauzer attack300445.9%57.6%1.77 MB
B64Sicilian, Richter-Rauzer, Rauzer attack, 7...Be7 defense, 9.f437838.6%58.5%0.24 MB
B65Sicilian, Richter-Rauzer, Rauzer attack, 7...Be7 defense, 9...Nxd484747.0%57.1%0.50 MB
B66Sicilian, Richter-Rauzer, Rauzer attack, 7...a6779538.1%53.1%4.46 MB
B67Sicilian, Richter-Rauzer, Rauzer attack, 7...a6 defense, 8...Bd7721446.3%56.4%3.99 MB
B68Sicilian, Richter-Rauzer, Rauzer attack, 7...a6 defense, 9...Be753357.6%56.4%0.30 MB
B69Sicilian, Richter-Rauzer, Rauzer attack, 7...a6 defense, 11.Bxf683970.7%54.2%0.43 MB
B70Sicilian, Dragon variation194551.1%52.2%1.18 MB
B71Sicilian, Dragon, Levenfish variation78148.9%51.6%0.46 MB
B72Sicilian, Dragon, 6.Be396147.5%54.3%0.58 MB
B73Sicilian, Dragon, Classical, 8.O-O97155.1%55.1%0.63 MB
B74Sicilian, Dragon, Classical, 9.Nb396051.0%50.2%0.62 MB
B75Sicilian, Dragon, Yugoslav attack91640.8%59.7%0.53 MB
B76Sicilian, Dragon, Yugoslav attack, 7...O-O359950.1%60.4%1.98 MB
B77Sicilian, Dragon, Yugoslav attack, 9.Bc471346.7%56.5%0.42 MB
B78Sicilian, Dragon, Yugoslav attack, 10.O-O-O73739.9%58.2%0.42 MB
B79Sicilian, Dragon, Yugoslav attack, 12.h41926.3%65.8%0.02 MB
B80Sicilian, Scheveningen variation303540.1%54.8%1.81 MB
B81Sicilian, Scheveningen, Keres attack411242.7%60.6%2.31 MB
B82Sicilian, Scheveningen, 6.f4126442.5%59.3%0.76 MB
B83Sicilian, Scheveningen, 6.Be2260748.0%53.0%1.66 MB
B84Sicilian, Scheveningen (Paulsen), Classical variation676647.2%53.6%4.03 MB
B85Sicilian, Scheveningen, Classical variation with ...Qc7 and ...Nc6106656.0%55.5%0.66 MB
B86Sicilian, Sozin attack48150.1%50.6%0.31 MB
B87Sozin with ...a6 and ...b5140143.3%49.8%0.88 MB
B88Sicilian, Sozin, Leonhardt variation104546.3%54.1%0.65 MB
B89Sicilian, Sozin, 7.Be3279140.4%53.5%1.75 MB
B90Sicilian, Najdorf5957247.9%54.1%32.48 MB
B91Sicilian, Najdorf, Zagreb (Fianchetto) variation306753.7%53.8%1.81 MB
B92Sicilian, Najdorf, Zagreb (Fianchetto) variation1101551.4%53.6%6.54 MB
B93Sicilian, Najdorf, 6.f4326848.5%52.1%1.89 MB
B94Sicilian, Najdorf, 6.Bg5296848.5%53.8%1.70 MB
B95Sicilian, Najdorf, 6...e6306649.3%51.7%1.74 MB
B96Sicilian, Najdorf, 7.f4389846.3%53.4%2.13 MB
B97Sicilian, Najdorf, 7...Qb6591653.1%49.8%3.10 MB
B98Sicilian, Najdorf, 7...Be796638.4%57.4%0.58 MB
B99Sicilian, Najdorf, 7...Be7 Main line100341.1%54.8%0.54 MB
C00French defense1337942.8%53.1%8.23 MB
C01French, Exchange variation386154.6%52.9%2.34 MB
C02French, Advance variation1316844.3%55.7%7.70 MB
C03French, Tarrasch632050.7%57.5%3.89 MB
C04French, Tarrasch, Guimard Main line107838.3%60.4%0.69 MB
C05French, Tarrasch, Closed variation292238.8%60.8%1.74 MB
C06French, Tarrasch, Closed variation, Main line155244.4%60.0%0.95 MB
C07French, Tarrasch, Open variation879356.6%54.6%5.24 MB
C08French, Tarrasch, Open, 4.exd5 exd5273759.5%53.6%1.66 MB
C09French, Tarrasch, Open variation, Main line197457.8%55.8%1.27 MB
C10French, Paulsen variation890752.4%57.2%5.27 MB
C11French defense2306249.2%55.5%12.86 MB
C12French, MacCutcheon variation235848.2%56.0%1.38 MB
C13French, Classical134742.1%58.8%0.80 MB
C14French, Classical variation188045.0%58.1%1.08 MB
C15French, Winawer (Nimzovich) variation327650.1%54.8%2.01 MB
C16French, Winawer, Advance variation246338.2%58.1%1.51 MB
C17French, Winawer, Advance variation209643.5%59.2%1.25 MB
C18French, Winawer, Advance variation271337.5%61.9%1.76 MB
C19French, Winawer, Advance, 6...Ne7893038.6%61.9%5.16 MB
C20King's pawn game242045.0%51.4%1.51 MB
C21center game177646.6%50.5%1.10 MB
C22center game203446.5%49.8%1.25 MB
C23Bishop's Opening118149.7%51.4%0.77 MB
C24Bishop's Opening, Berlin defense469353.7%51.5%2.82 MB
C25Vienna game154043.1%54.7%0.98 MB
C26Vienna, Falkbeer variation306351.2%52.9%1.87 MB
C27Vienna game64449.2%52.3%0.41 MB
C28Vienna game133052.4%52.7%0.85 MB
C29Vienna gambit, Kaufmann variation167847.7%51.0%0.96 MB
C30King's gambit200444.1%57.5%1.20 MB
C31KGD, Falkbeer counter-gambit133147.0%52.4%0.79 MB
C32KGD, Falkbeer, 5. dxe427748.7%56.5%0.18 MB
C33King's gambit accepted227943.8%47.0%1.32 MB
C34King's knight's gambit159040.6%49.7%0.92 MB
C35KGA, Cunningham defense59337.1%49.2%0.35 MB
C36KGA, Abbazia defense (Classical defense, Modern defense)147349.9%50.7%0.89 MB
C37KGA, Quaade gambit45443.8%41.1%0.28 MB
C38King's knight's gambit23135.5%31.2%0.13 MB
C39King's knight's gambit112651.1%45.2%0.63 MB
C40King's knight Opening117637.6%62.2%0.73 MB
C41Philidor's defense676647.0%58.4%4.17 MB
C42Petrov's defense2070255.9%56.1%11.91 MB
C43Petrov, Modern (Steinitz) attack789755.8%54.1%4.49 MB
C44King's pawn game1077151.8%51.1%6.51 MB
C45Scotch game1442054.7%53.2%8.16 MB
C46Three knights game380148.9%52.8%2.32 MB
C47Four knights, Scotch variation240562.0%51.8%1.40 MB
C48Four knights, Spanish variation492755.2%52.4%2.94 MB
C49Four knights, double Ruy Lopez222450.4%53.2%1.43 MB
C50King's pawn game1985052.9%53.1%11.42 MB
C51Evans gambit declined173044.9%53.9%1.08 MB
C52Evans gambit158952.5%48.7%0.93 MB
C53Giuoco piano1160353.7%53.8%6.62 MB
C54Guioco piano87564.5%50.5%0.52 MB
C55Two knights defense526652.8%55.2%3.24 MB
C56Two knights defense34361.2%51.0%0.20 MB
C57Two knights defense97642.9%55.6%0.62 MB
C58Two knights defense159051.4%51.2%0.90 MB
C59Two knights defense100747.8%47.6%0.59 MB
C60Ruy Lopez300551.5%55.7%1.86 MB
C61Ruy Lopez, Bird's defense102045.6%57.5%0.63 MB
C62Ruy Lopez, Old Steinitz defence83746.8%55.6%0.55 MB
C63Ruy Lopez, Schilemann defense219051.8%57.5%1.35 MB
C64Ruy Lopez, Classical (Cordel) defence226449.6%55.4%1.40 MB
C65Ruy Lopez, Berlin defense2168155.4%52.8%12.60 MB
C66Ruy Lopez, Berlin defence, 4.O-O, d687354.2%59.4%0.58 MB
C67Ruy Lopez, Berlin defence, Open variation1481561.1%53.6%8.25 MB
C68Ruy Lopez, Exchange variation78254.7%48.5%0.50 MB
C69Ruy Lopez, Exchange variation, 5.O-O658254.0%52.9%3.74 MB
C70Ruy Lopez,281751.2%56.3%1.78 MB
C71Ruy Lopez, Modern Steinitz defense76550.2%55.4%0.51 MB
C72Ruy Lopez, Modern Steinitz defense 5.0-0185849.1%58.5%1.16 MB
C73Ruy Lopez, Modern Steinitz defense, Richter variation92247.7%51.5%0.58 MB
C74Ruy Lopez, Modern Steinitz defense83545.6%54.9%0.53 MB
C75Ruy Lopez, Modern Steinitz defense78645.7%57.2%0.52 MB
C76Ruy Lopez, Modern Steinitz defense, Fianchetto (Bronstein) variation121747.6%56.5%0.77 MB
C77Ruy Lopez, Morphy defence790653.7%52.0%4.72 MB
C78Ruy Lopez, 5.O-O918155.5%55.3%5.42 MB
C79Ruy Lopez, Steinitz defense deferred (Russian defence)97951.7%56.2%0.63 MB
C80Ruy Lopez, Open (Tarrasch) defence449948.5%52.8%2.60 MB
C81Ruy Lopez, Open, Howell attack35351.3%54.5%0.24 MB
C82Ruy Lopez, Open, 9.c3138955.0%61.3%0.84 MB
C83Ruy Lopez, Open, Classical defence66063.5%57.0%0.42 MB
C84Ruy Lopez, Closed defense654456.1%53.8%3.97 MB
C85Ruy Lopez, Exchange variation doubly deferred (DERLD)280848.2%50.1%1.77 MB
C86Worrall attack96551.7%52.0%0.62 MB
C87Ruy Lopez, Closed, Averbach variation102447.5%61.3%0.66 MB
C88Ruy Lopez, Closed1588552.7%53.6%9.46 MB
C89Ruy Lopez, Marshall counter-attack333560.1%54.2%2.00 MB
C90Ruy Lopez, closed (with ...d6)340144.0%52.2%2.21 MB
C91Ruy Lopez, closed, 9.d4693444.3%54.8%4.42 MB
C92Ruy Lopez, closed, 9.d4543653.5%57.5%3.28 MB
C93Ruy Lopez, closed, Smyslov defense39340.5%61.5%0.26 MB
C94Ruy Lopez, Closed, Breyer defense15848.7%54.7%0.11 MB
C95Ruy Lopez, closed, Breyer, 10.d4163954.8%57.0%1.07 MB
C96Ruy Lopez, closed, 8...Na5164137.1%66.7%1.09 MB
C97Ruy Lopez, Closed, Chigorin defense139535.4%64.1%0.91 MB
C98Ruy Lopez, Closed, Chigorin, 12...Nc617035.9%63.2%0.12 MB
C99Ruy Lopez, Closed, Chigorin, 12...c5d4100641.6%63.3%0.64 MB
D00Queen's pawn game1768648.1%50.7%10.93 MB
D01Richter-Veresov attack179444.9%48.0%1.11 MB
D02Queen's pawn game, 2. Nf32143852.5%53.7%13.03 MB
D03Torre attack, Tartakower variation142546.9%50.6%0.93 MB
D04Queen's pawn game240249.9%51.2%1.54 MB
D05Queen's pawn game, Zukertort variation382251.5%52.7%2.37 MB
D06Queen's Gambit167751.1%58.8%1.08 MB
D07QGD; Chigorin defense265147.1%59.0%1.66 MB
D08QGD; Albin counter-gambit144548.4%57.8%0.89 MB
D09QGD; Albin counter-gambit, 5.g374650.1%57.5%0.46 MB
D10QGD; Slav defense1599252.2%55.0%9.61 MB
D11QGD; Slav defense, 3.Nf32339754.1%55.7%13.97 MB
D12QGD; Slav defense, 4.e3 Bf5965551.6%54.9%5.75 MB
D13QGD; Slav defense, Exchange variation181956.5%55.3%1.14 MB
D14QGD; Slav defense, Exchange variation187160.8%52.0%1.11 MB
D15QGD; Slav accepted, Exchange variation, 6.Bf4 Bf51365350.6%54.9%8.09 MB
D16QGD; Slav accepted, Alapin variation265251.7%59.5%1.60 MB
D17QGD; Slav defense, Czech defence557252.5%58.5%3.23 MB
D18QGD; Dutch variation80452.0%57.7%0.51 MB
D19QGD; Dutch variation372850.7%57.0%2.23 MB
D20Queen's Gambit accepted991350.8%56.6%5.83 MB
D21QGA, 3.Nf381148.5%56.5%0.53 MB
D22QGA; Alekhine defense136755.8%57.5%0.86 MB
D23Queen's gambit accepted111551.7%54.8%0.72 MB
D24QGA, 4.Nc3104355.6%52.7%0.61 MB
D25QGA, 4.e3199649.0%59.4%1.26 MB
D26QGA; classical variation286258.4%55.4%1.79 MB
D27QGA; classical variation1186661.1%54.8%7.07 MB
D28QGA; Classical variation 7.Qe266958.0%54.7%0.42 MB
D29QGA; Classical variation 8...Bb759352.8%47.3%0.37 MB
D30QGD2501556.7%53.6%15.24 MB
D31QGD, 3.Nc31700453.8%54.6%9.94 MB
D32QGD; Tarrasch defense201158.1%56.0%1.31 MB
D33QGD; Tarrasch, Schlechter-Rubinstein system114055.9%56.4%0.74 MB
D34QGD; Tarrasch, 7...Be7288060.4%56.5%1.76 MB
D35QGD; 3...Nf6849654.3%55.3%5.18 MB
D36QGD; Exchange, positional line, 6.Qc2125555.1%54.2%0.78 MB
D37QGD; 4.Nf32761357.4%54.2%16.07 MB
D38QGD; Ragozin variation1548257.8%53.0%9.09 MB
D39QGD; Ragozin, Vienna variation341857.5%51.5%1.95 MB
D40QGD; Semi-Tarrasch defense116954.4%52.9%0.76 MB
D41QGD; Semi-Tarrasch, 5.cd282861.7%56.6%1.67 MB
D42QGD; Semi-Tarrasch, 7.Bd398259.1%55.5%0.61 MB
D43QGD; Semi-Slav2222354.7%53.5%12.44 MB
D44QGD; Semi-Slav 5.Bg5 dc299647.1%57.2%1.56 MB
D45QGD; Semi-Slav 5.e33071352.4%53.8%18.14 MB
D46QGD; Semi-Slav 6.Bd3122846.3%57.6%0.81 MB
D47QGD; Semi-Slav 7.Bc41179547.8%53.4%6.87 MB
D48QGD; Meran, 8...a6306647.4%51.5%1.82 MB
D49QGD; Meran, 11. Nxb589758.5%51.9%0.50 MB
D50QGD; 4.Bg5106053.7%56.3%0.67 MB
D51QGD; 4.Bg5 Nbd797356.0%54.2%0.63 MB
D52QGD336552.7%56.5%2.05 MB
D53QGD; 4.Bg5 Be7243555.7%53.3%1.52 MB
D54QGD; Anti-neo-Orthodox variation23954.0%54.6%0.16 MB
D55QGD; 6.Nf3209258.2%53.8%1.29 MB
D56QGD; Lasker defense127057.5%53.2%0.77 MB
D57QGD; Lasker defense, Main line26454.2%55.1%0.16 MB
D58QGD; Tartakower (Makagonov-Bondarevsky) system734753.2%51.9%4.53 MB
D59QGD; Tartakower (Makagonov-Bondarevsky) system, 8.cd Nxd586864.6%47.9%0.51 MB
D60QGD; Orthodox defense69954.2%53.7%0.47 MB
D61QGD; Orthodox defense, Rubinstein variation73454.1%52.8%0.48 MB
D62QGD; Orthodox defense, 7.Qc2 c5, 8.cd (Rubinstein)36557.0%54.0%0.23 MB
D63QGD; Orthodox defense, 7.Rc1176155.9%56.0%1.11 MB
D64QGD; Orthodox defense, Rubinstein attack (with Rc1)32653.4%54.3%0.22 MB
D65QGD; Orthodox defense, Rubinstein attack, Main line6662.1%53.8%0.05 MB
D66QGD; Orthodox defense, Bd3 line65357.4%56.6%0.42 MB
D67QGD; Orthodox defense, Bd3 line, Capablanca freeing manoever17148.5%61.7%0.12 MB
D68QGD; Orthodox defense, Classical variation15455.8%56.5%0.11 MB
D69QGD; Orthodox defense, Classical, 13.dxe51752.9%55.9%0.01 MB
D70Neo-Gruenfeld defense146748.2%57.2%0.84 MB
D71Neo-Gruenfeld, 5.cd80757.2%57.2%0.51 MB
D72Neo-Gruenfeld, 5.cd, Main line73554.1%59.5%0.45 MB
D73Neo-Gruenfeld, 5.Nf3294263.7%55.0%1.86 MB
D74Neo-Gruenfeld, 6.cd Nxd5, 7.O-O51052.7%58.1%0.34 MB
D75Neo-Gruenfeld, 6.cd Nxd5, 7.O-O c5, 8.Nc363761.1%56.6%0.39 MB
D76Neo-Gruenfeld, 6.cd Nxd5, 7.O-O Nb6112159.7%56.2%0.72 MB
D77Neo-Gruenfeld, 6.O-O189557.9%56.7%1.20 MB
D78Neo-Gruenfeld, 6.O-O c6310558.7%52.6%1.89 MB
D79Neo-Gruenfeld, 6.O-O, Main line152561.7%54.0%0.93 MB
D80Gruenfeld defense710859.4%54.1%4.25 MB
D81Gruenfeld; Russian variation134952.0%56.9%0.85 MB
D82Gruenfeld 4.Bf4135654.1%53.7%0.82 MB
D83Gruenfeld gambit130855.3%55.3%0.80 MB
D84Gruenfeld gambit accepted28756.1%58.4%0.17 MB
D85Gruenfeld, exchange variation1650658.0%56.2%9.40 MB
D86Gruenfeld, Exchange, Classical variation343656.5%56.2%2.00 MB
D87Gruenfeld, Exchange, Spassky variation140156.9%56.4%0.83 MB
D88Gruenfeld, Spassky variation, Main line, 10...cd, 11.cd44849.8%60.4%0.29 MB
D89Gruenfeld, Spassky variation, Main line, 13.Bd39138.5%46.7%0.06 MB
D90Gruenfeld, Three knights variation481660.8%52.8%2.90 MB
D91Gruenfeld, Three knights variation199751.9%49.9%1.26 MB
D92Gruenfeld, 5.Bf4154052.3%55.6%0.94 MB
D93Gruenfeld with 5. Bf4 O-O 6. e362755.0%55.1%0.41 MB
D94Gruenfeld, 5.e3217054.5%53.8%1.36 MB
D95Gruenfeld with 5. e3 O-O 6. Qb328848.6%53.1%0.21 MB
D96Gruenfeld, Russian variation111758.5%53.3%0.72 MB
D97Gruenfeld, Russian variation with 7. e4574454.6%54.4%3.46 MB
D98Gruenfeld, Russian, Smyslov variation65047.8%59.5%0.41 MB
D99Gruenfeld defense, Smyslov, Main line42748.5%57.5%0.28 MB
E00Queen's pawn game1172552.9%54.4%7.16 MB
E01Catalan, closed224359.3%53.6%1.39 MB
E02Catalan, open, 5.Qa442158.0%56.1%0.27 MB
E03Catalan, open, Alekhine variation43859.4%50.2%0.28 MB
E04Catalan, Open, 5.Nf31365558.4%53.5%8.00 MB
E05Catalan, Open, Classical line44259.5%57.6%0.31 MB
E06Catalan, Closed, 5.Nf3921961.2%53.7%5.47 MB
E07Catalan, Closed, 6...Nbd754352.1%52.6%0.36 MB
E08Catalan, Closed, 7.Qc289148.8%54.7%0.58 MB
E09Catalan, Closed, Main line59950.8%57.9%0.40 MB
E10Queen's pawn game 3. Nf31689755.0%55.4%10.26 MB
E11Bogo-Indian defense1382451.7%56.1%8.35 MB
E12Queen's Indian defense3535253.2%53.6%21.18 MB
E13Queen's Indian, 4.Nc3, Main line61148.0%54.3%0.38 MB
E14Queen's Indian, 4.e3348849.4%52.8%2.18 MB
E15Queen's Indian, 4.g34019753.8%55.4%23.87 MB
E16Queen's Indian, Capablanca variation303452.6%58.1%1.93 MB
E17Queen's Indian, 5.Bg2 Be7579152.8%56.2%3.48 MB
E18Queen's Indian, Old Main line, 7.Nc3364152.3%56.2%2.20 MB
E19Queen's Indian, Old Main line, 9.Qxc3225053.5%57.6%1.41 MB
E20Nimzo-Indian defense510353.4%53.9%2.94 MB
E21Nimzo-Indian, Three knights variation774553.2%54.2%4.56 MB
E22Nimzo-Indian, Spielmann variation100246.1%52.7%0.64 MB
E23Nimzo-Indian, Spielmann, 4...c5, 5.dc Nc633654.2%48.2%0.22 MB
E24Nimzo-Indian, Saemisch variation103648.0%51.3%0.62 MB
E25Nimzo-Indian, Saemisch variation, Keres variation156058.7%56.2%0.92 MB
E26Nimzo-Indian, Saemisch variation, 4. a3 Bxc3+ 5. bxc3 c5 6. e356043.4%54.2%0.35 MB
E27Nimzo-Indian, Saemisch variation, 5...0-021047.6%53.3%0.13 MB
E28Nimzo-Indian, Saemisch variation, 6. e361040.5%52.4%0.39 MB
E29Nimzo-Indian, Saemisch variation, Main line38545.7%51.7%0.25 MB
E30Nimzo-Indian, Leningrad variation,174143.7%49.6%1.06 MB
E31Nimzo-Indian, Leningrad variation, main line68342.0%48.8%0.42 MB
E32Nimzo-Indian, Classical variation1518153.4%53.4%8.61 MB
E33Nimzo-Indian, Classical variation, 4...Nc6121445.3%57.2%0.80 MB
E34Nimzo-Indian, Classical, Noa variation212158.0%53.4%1.34 MB
E35Nimzo-Indian, Classical, Noa variation, 5. cxd5 exd5177960.0%51.3%1.02 MB
E36Nimzo-Indian, Classical, Noa variation, 5. a3122858.5%53.0%0.71 MB
E37Nimzo-Indian, Classical, Noa variation, Main line, 7.Qc2108458.8%59.0%0.67 MB
E38Nimzo-Indian, Classical, 4...c5142348.3%58.7%0.91 MB
E39Nimzo-Indian, Classical, Pirc variation209549.3%54.9%1.30 MB
E40Nimzo-Indian, 4.e391843.5%57.4%0.60 MB
E41Nimzo-Indian, 4.e3 c5264048.6%52.4%1.65 MB
E42Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein)178456.5%56.0%1.11 MB
E43Nimzo-Indian, Fischer variation139045.7%54.1%0.86 MB
E44Nimzo-Indian, Fischer variation, 5.Ne2131947.2%55.2%0.85 MB
E45Nimzo-Indian, 4.e3, Bronstein (Byrne) variation101351.8%54.8%0.62 MB
E46Nimzo-Indian, 4.e3 O-O362555.6%50.7%2.21 MB
E47Nimzo-Indian, 4.e3 O-O, 5.Bd3173955.1%53.0%1.10 MB
E48Nimzo-Indian, 4.e3 O-O, 5.Bd3 d5196157.8%52.9%1.20 MB
E49Nimzo-Indian, 4.e3, Botvinnik system66154.5%56.1%0.42 MB
E50Nimzo-Indian, 4.e3 e8g8, 5.Nf3, without ...d562349.0%51.1%0.43 MB
E51Nimzo-Indian, 4.e3 e8g8, 5.Nf3 d7d5106957.9%52.7%0.67 MB
E52Nimzo-Indian, 4.e3, Main line with ...b6153653.6%51.5%0.95 MB
E53Nimzo-Indian, 4.e3, Main line with ...c5173757.4%54.5%1.04 MB
E54Nimzo-Indian, 4.e3, Gligoric system with 7...dc247358.5%55.7%1.50 MB
E55Nimzo-Indian, 4.e3, Gligoric system, Bronstein variation306654.8%55.9%1.95 MB
E56Nimzo-Indian, 4.e3, Main line with 7...Nc6103962.8%55.5%0.68 MB
E57Nimzo-Indian, 4. e3, Main line with 8...dxc4 and 9...Bxc4 cxd4 1546.7%56.7%0.01 MB
E58Nimzo-Indian, 4.e3, Main line with 8...Bxc3257453.9%52.2%1.55 MB
E59Nimzo-Indian, 4.e3, Main line88245.8%54.3%0.57 MB
E60King's Indian defense2330054.2%55.4%14.06 MB
E61King's Indian defense, 3.Nc3333248.1%55.5%2.08 MB
E62King's Indian, Fianchetto variation432947.3%59.0%2.77 MB
E63King's Indian, Fianchetto, Panno variation429846.6%57.6%2.71 MB
E64King's Indian, Fianchetto, Yugoslav system33759.3%56.7%0.21 MB
E65King's Indian, Yugoslav, 7.O-O70662.0%53.3%0.44 MB
E66King's Indian, Fianchetto, Yugoslav Panno75144.7%59.3%0.46 MB
E67King's Indian, Fianchetto with ...Nd7154249.2%56.9%1.01 MB
E68King's Indian, Fianchetto, Classical variation, 8.e4261348.3%59.6%1.66 MB
E69King's Indian, Fianchetto, Classical Main line117047.8%64.5%0.75 MB
E70King's Indian, 4.e4411943.7%57.8%2.45 MB
E71King's Indian, Makagonov system (5.h3)244245.6%60.1%1.49 MB
E72King's Indian with e4 & g332244.4%55.1%0.21 MB
E73King's Indian, 5.Be2343847.8%56.7%2.04 MB
E74King's Indian, Averbakh, 6...c5131154.3%56.4%0.77 MB
E75King's Indian, Averbakh, Main line43745.5%55.0%0.26 MB
E76King's Indian, Four pawns attack123245.9%56.5%0.71 MB
E77King's Indian, Four pawns attack, 6.Be240242.0%55.6%0.24 MB
E78King's Indian, Four pawns attack, with Be2 and Nf316553.9%57.3%0.11 MB
E79King's Indian, Four pawns attack, Main line9463.8%57.4%0.06 MB
E80King's Indian, Saemisch variation113640.7%58.4%0.71 MB
E81King's Indian, Saemisch, 5...O-O577845.7%55.0%3.28 MB
E82King's Indian, Saemisch, double Fianchetto variation27643.1%58.5%0.19 MB
E83King's Indian, Saemisch, 6...Nc6108941.7%55.9%0.66 MB
E84King's Indian, Saemisch, Panno Main line124844.1%55.1%0.76 MB
E85King's Indian, Saemisch, Orthodox variation33442.5%57.8%0.21 MB
E86King's Indian, Saemisch, Orthodox, 7.Nge2 c6117043.7%55.6%0.69 MB
E87King's Indian, Saemisch, Orthodox, 7.d592634.0%59.7%0.56 MB
E88King's Indian, Saemisch, Orthodox, 7.d5 c673838.5%58.5%0.47 MB
E89King's Indian, Saemisch, Orthodox Main line12737.8%59.8%0.08 MB
E90King's Indian, 5.Nf3348244.5%57.8%2.16 MB
E91King's Indian, 6.Be2225343.8%62.5%1.46 MB
E92King's Indian, Classical variation599147.6%56.9%3.77 MB
E93King's Indian, Petrosian system, Main line25542.7%54.3%0.18 MB
E94King's Indian, Orthodox variation520746.7%59.0%3.30 MB
E95King's Indian, Orthodox, 7...Nbd7, 8.Re188347.3%57.5%0.59 MB
E96King's Indian, Orthodox, 7...Nbd7, Main line11439.5%59.2%0.08 MB
E97King's Indian, Orthodox, Aronin-Taimanov variation (Yugoslav attack / Mar del Plata variation)1067841.8%57.6%6.56 MB
E98King's Indian, Orthodox, Aronin-Taimanov, 9.Ne1129933.5%60.9%0.83 MB
E99King's Indian, Orthodox, Aronin-Taimanov, Main line29831.2%61.6%0.18 MB
Created in 2005-2013 by CCRL team
Last games added on August 20, 2026