Chess Opening Guides

Browse all 579 opening guides organized by ECO classification

ECOOpeningSharpnessPeakTrendStyle

B00King's Pawn GameSharp1000-4%Romantic

C20Open Games (1...e5)Sharp400-14%Romantic

A40Queen's Pawn GameBalanced2500+7%Solid Defender

C40King's Knight OpeningSharp1000-6%Romantic

A40Queen's Pawn Systems (1...d5)Calm1200-4%Solid Defender

C44King's Knight Opening: Nc6Sharp1200+10%Romantic

B20Sicilian DefenseSharp2200-4%TheoreticianAggressor

B30Sicilian Defense: Open VariationSharp2500+4%TheoreticianAggressor

C00French DefenseCalm1800-20%Theoretician

B01Scandinavian DefenseBalanced400+32%Solid Defender

C50Italian GameSharp1200+26%TheoreticianRomantic

A45Indian Defense SystemsBalanced2500+27%Hypermodern

B10Caro-Kann DefenseCalm2200+102%Solid Defender

D06Queen's GambitBalanced2500-22%GambiteerUnorthodox

A10English OpeningBalanced2200+18%Hypermodern

C23Bishop's OpeningBalanced400-32%Romantic

A04Zukertort OpeningBalanced2500+39%Hypermodern

B01Mieses-Kotroc ScandinavianBalanced1200+28%Solid Defender

C41Philidor DefenseCalm1200-43%Romantic

C60Ruy LopezSharp1200-21%Theoretician

B20Sicilian Defense: Nc6 SystemsSharp2000-4%Theoretician

D02Queen's Pawn Game: Zukertort VariationBalanced2500+2%Solid Defender

D00Accelerated London SystemCalm1200+228%Solid Defender

B00Pirc DefenseBalanced2000+33%Hypermodern

A45Indian Game MainlinesBalanced2500+27%Hypermodern

C42Petrov DefenseCalm400+8%Solid Defender

B12Caro-Kann DefenseCalm2200+107%Solid Defender

C45Scotch GameSharp1200+23%Theoretician

B50Sicilian Defense: d6 SystemsVery Sharp2500-4%Theoretician

C20Center Game1000-12%Romantic

C55Italian Game: Two Knights DefenseSharp1000+44%TheoreticianRomantic

A00Van't Kruijs OpeningCalm400-31%Unorthodox

B06Modern DefenseBalanced1600+10%Hypermodern

C53Italian Game: Giuoco PianoSharp1400+47%TheoreticianRomantic

C30King's GambitVery Sharp1600-40%GambiteerRomantic

C25Vienna GameSharp400+85%Romantic

C46Three Knights GameBalanced400+38%Romantic

D30Queen's Gambit DeclinedCalm2500-23%Theoretician

A40Englund GambitVery Sharp400+237%Gambiteer

C47Four Knights GameBalanced400+39%Theoretician

B20Sicilian Defense: Bowdler AttackSharp1400-42%Theoretician

B10Nf3 Caro-KannCalm1600+141%Solid Defender

A00Benko's OpeningCalm1400-5%Unorthodox

B32Sicilian Defense: OpenSharp2000-7%Theoretician

C21Center Game AcceptedSharp1200-17%Romantic

B40Sicilian Defense: Richter-Rauzer Variation (6...e6)Sharp2500-7%Theoretician

A06Zukertort Opening: d5Balanced2500+32%Hypermodern

B00Owen's DefenseBalanced1600-14%Unorthodox

D10Slav DefenseBalanced2200-9%Theoretician

A20Reversed SicilianBalanced2500+1%Theoretician

C24Bishop's Opening: Nf6Balanced400-39%Romantic

D20Queen's Gambit AcceptedSharp1200-36%Theoretician

A45Indian Game: 2.Nf3 SystemsBalanced2500+27%Hypermodern

C00Knight Variation FrenchCalm1800+9%Theoretician

B02Alekhine DefenseSharp400-10%Hypermodern

A01Nimzowitsch–Larsen AttackBalanced2500+30%Unorthodox

B23Sicilian Defense: Closed VariationBalanced2200+65%Solid Defender

C02French Defense: Advance VariationBalanced1600-21%Theoretician

D00Veresov AttackSharp400-7%Aggressor

B54Sicilian Defense: Dragon Variation, Accelerated DragonSharp25000%Theoretician

C20Wayward Queen AttackVery Sharp400-51%Unorthodox

A02Bird OpeningSharp18000%Unorthodox

D31Queen's Gambit Declined: Queen's Knight VariationCalm2500-21%Theoretician

A41Queen's Pawn Game: d6Balanced2200+20%Hypermodern

B01Modern ScandinavianBalanced2000+62%Hypermodern

A43Benoni DefenseSharp2200+36%Aggressor

E20Nimzo-Indian and Queen's IndianBalanced2500-3%Theoretician

B06Modern Defense: Robatsch VariationBalanced2500+10%Hypermodern

A45London System vs IndianCalm2200+391%Solid Defender

B12Caro-Kann Defense: Advance VariationBalanced2500+99%Solid Defender

D35Queen's Gambit Declined: Normal DefenseCalm2000-11%Theoretician

C33King's Gambit: exf4Very Sharp1600-54%GambiteerRomantic

B01Valencian ScandinavianBalanced1600+66%Solid Defender

B10Nf3 Exchange Caro-KannCalm1600+131%Solid Defender

E60King's Indian DefenseVery Sharp2500+3%Theoretician

C65Ruy Lopez: Morphy DefenseBalanced2500-32%Theoretician

B01Main Line ScandinavianBalanced1800+65%Solid Defender

C34King's Gambit Accepted: King's Knight's GambitVery Sharp1600-55%GambiteerRomantic

A21English Opening: King's English Variation, Reversed SicilianBalanced2200+5%Theoretician

B56Sicilian Defense: Classical VariationSharp2500+9%Theoretician

C26Vienna Game: Nf6Sharp400+44%Romantic

B22Sicilian Defense: Alapin VariationBalanced2200+58%Theoretician

C01French Defense: Exchange VariationCalm2000+17%Theoretician

B07Pirc DefenseBalanced2500+113%Hypermodern

C57Italian Game: Two Knights Defense, Knight AttackSharp1000+15%Romantic

C62Ruy Lopez: Steinitz DefenseCalm1400-26%Theoretician

E61King's Indian DefenseVery Sharp2500+2%Hypermodern

B13Caro-Kann Defense: Exchange VariationCalm2200+159%Solid Defender

B21Sicilian Defense: McDonnell AttackVery Sharp1800-27%Theoretician

A15English Opening: Nf6Balanced2200+51%Hypermodern

A00Mieses OpeningCalm400+15%Unorthodox

C10French Defense: Paulsen VariationCalm2500+9%Theoretician

C65Ruy Lopez: Berlin DefenseCalm1200+11%Theoretician

C22Center GameSharp1000-30%Romantic

A05Zukertort Opening: Nf6Balanced2500+76%Hypermodern

A80Dutch DefenseVery Sharp2200+1%Aggressor

C53Italian Game: Classical VariationSharp1600+54%TheoreticianRomantic

A00Dunst OpeningBalanced400-6%Unorthodox

B15Caro-Kann Defense (2...d5)Balanced2200+103%Solid Defender

A00Polish OpeningSharp1600-32%Unorthodox

C44Ponziani OpeningBalanced1000+33%Romantic

B90Sicilian Defense: Najdorf VariationVery Sharp2500+10%AggressorTheoretician

D37Queen's Gambit Declined: Barmen VariationCalm2500-2%Theoretician

A40Englund Gambit AcceptedVery Sharp1400+254%Gambiteer

C70Ruy Lopez: Morphy DefenseBalanced2500-23%Theoretician

D02London SystemCalm2500+191%Solid Defender

B21Sicilian Defense: Smith-Morra GambitVery Sharp2000+91%Gambiteer

A30Symmetrical EnglishCalm2200+18%Solid Defender

A48East Indian DefenseBalanced2500+45%Hypermodern

C48Four Knights Game, Spanish VariationBalanced1000+26%Theoretician

B31Sicilian Defense: Rossolimo VariationBalanced2500+6%Theoretician

A03Bird Opening: d5Sharp1800-3%Unorthodox

A13English Opening: e6Calm2500+4%Hypermodern

A16English Opening: Anglo-Indian Defense, Queen's Knight VariationBalanced2200+47%Hypermodern

D04Queen's Pawn Game: Colle SystemCalm2000+9%Solid Defender

C64Ruy Lopez: Bc5Balanced1400+5%Theoretician

D15Slav Defense: Three Knights VariationBalanced2200+16%Theoretician

A00Grob's AttackVery Sharp400+107%Unorthodox

B10Nc3 Caro-KannCalm2500+234%Solid Defender

E70King's Indian Defense: Normal VariationVery Sharp2500+12%Hypermodern

B10Hillbilly AttackSharp1400+63%Unorthodox

E20Nimzo-Indian DefenseBalanced2500-3%Theoretician

C47Four Knights Game, Scotch VariationBalanced400+23%Theoretician

B27Sicilian Defense: Hyper-Accelerated DragonSharp2200+90%Aggressor

A22English Opening: Four Knights System, Nimzowitsch VariationBalanced2200+8%Theoretician

B21Qxd4 SicilianVery Sharp1200-31%Theoretician

D11Slav Defense: Modern LineBalanced2500+13%Theoretician

C68Ruy Lopez, Exchange VariationCalm1200-41%Theoretician

D50Queen's Gambit Declined: Modern VariationCalm2000-23%Theoretician

B44Sicilian Defense: Taimanov VariationSharp2500-19%Aggressor

A07King's Indian AttackBalanced2500+66%Theoretician

E10Indian Defense: Anti-Nimzo-IndianBalanced2500+13%Hypermodern

B08Pirc Defense: Austrian AttackBalanced2200+106%Hypermodern

A00Saragossa OpeningCalm400-18%Unorthodox

B34Sicilian Defense: Accelerated DragonSharp2200+40%Aggressor

C28Bishop's Opening: Vienna Hybrid, Hromádka VariationSharp1200+45%Romantic

A56Benoni DefenseBalanced2500+16%Hypermodern

A40Main Line Englund GambitVery Sharp1400+314%Gambiteer

C77Ruy Lopez: Morphy Defense, Anderssen VariationBalanced2500-30%Theoretician

A45Trompowsky AttackSharp2500+50%Aggressor

B33Sicilian Defense: Open (3...cxd4)Sharp2200-20%Theoretician

C00Queen's Knight FrenchCalm2000+59%Theoretician

D43Semi-Slav DefenseCalm2200-13%Theoretician

A34English Opening: Symmetrical Variation, Normal VariationCalm2000+27%Solid Defender

A53Old Indian DefenseBalanced2200+56%Hypermodern

C11French Defense: Classical VariationBalanced2500+27%Theoretician

C03French Defense: Tarrasch VariationBalanced2500+13%Theoretician

D05Queen's Pawn Game: Colle System (3...e6)Calm1800-5%Solid Defender

E90King's Indian Defense: Normal Variation, Rare DefensesVery Sharp2500+29%Hypermodern

A51Budapest GambitVery Sharp2000-29%Gambiteer

D08Albin CountergambitVery Sharp2000-14%Gambiteer

B03Alekhine DefenseSharp2500-4%Hypermodern

A11English Opening: c6Calm2200+87%Hypermodern

B45Sicilian Defense: Classical VariationSharp2500-10%Theoretician

A20g3 King's EnglishBalanced2500+204%Hypermodern

C20King's Pawn Game: Hungarian DefenseCalm1800-14%Unorthodox

B01Gubinsky-Melts ScandinavianBalanced2500+34%Solid Defender

B41Sicilian Defense: Kan VariationSharp2200+6%Theoretician

A84Dutch DefenseVery Sharp2000-20%Aggressor

C58Italian Game: Two Knights Defense, Polerio DefenseSharp1600+26%Romantic

B18Caro-Kann Defense: Classical VariationBalanced2200+33%Solid Defender

C31Falkbeer CountergambitVery Sharp1800-23%Gambiteer

C20Kiddie CountergambitVery Sharp400-39%Gambiteer

A09Réti OpeningBalanced2500+16%Hypermodern

A00Mieses Opening: Reversed RatCalm400-9%Unorthodox

D53Queen's Gambit Declined (4...Be7)Calm2000-16%Theoretician

B70Sicilian Defense: Dragon VariationVery Sharp2500+19%Aggressor

C61Ruy Lopez: Nd4Sharp1200-34%Theoretician

C78Ruy Lopez: Brix VariationBalanced2500-37%Theoretician

A00Van Geet Opening: Reversed NimzowitschSharp400-20%Unorthodox

D70Grünfeld DefenseSharp2500-29%Hypermodern

B51Sicilian Defense: Moscow VariationBalanced2500-1%Theoretician

B28Sicilian Defense: O'Kelly VariationBalanced2200+23%Theoretician

D07Chigorin DefenseBalanced1400+8%Aggressor

C43Petrov's Defense: Modern AttackCalm400+22%Solid Defender

C15French Defense: Winawer VariationSharp2500-8%Theoretician

C51Evans GambitVery Sharp1800+20%GambiteerRomantic

D38Ragozin VariationCalm2500+25%Theoretician

C10French Defense: Rubinstein VariationBalanced2200+30%Theoretician

A25English Opening: King's English Variation, Reversed Closed SicilianBalanced2200+48%Theoretician

B56Sicilian Defense: Four Knights VariationSharp2500-14%Theoretician

E91King's Indian Defense: Kazakh VariationVery Sharp2500+27%Hypermodern

C54Italian Game: Classical Variation, Greco Gambit, Traditional LineSharp1400+30%TheoreticianRomantic

C37King's Gambit Accepted: King's Knight's Gambit (3...g5)Very Sharp1800-56%GambiteerRomantic

A00Anti-Borg OpeningSharp400-5%Unorthodox

B43Sicilian Defense: Classical VariationSharp2200+2%Theoretician

A35English Opening: Symmetrical Variation, Two Knights VariationCalm2000+42%Solid Defender

A17English Opening: Anglo-Indian Defense, Hedgehog SystemBalanced2200+22%Hypermodern

D45Semi-Slav Defense: Accelerated Meran VariationCalm2500-52%Theoretician

B94Sicilian Defense: Najdorf Variation (6.Bg5)Very Sharp2500+27%AggressorTheoretician

A42Modern Defense: Averbakh SystemSharp2200+1%Hypermodern

D01Richter–Veresov AttackSharp2500-1%Aggressor

B23Sicilian Defense: Grand Prix AttackVery Sharp2200+161%Aggressor

A52Indian Defense: Budapest Gambit Accepted, Main LineVery Sharp2000-32%Gambiteer

A57Benko GambitVery Sharp2500+38%Gambiteer

D03Queen's Pawn Game: Torre AttackBalanced2000+32%Solid Defender

A85Dutch Defense: Queen's Knight VariationVery Sharp2000-22%Aggressor

D21Queen's Gambit Accepted: Normal VariationSharp2500-36%Theoretician

A46Colle SystemBalanced2500+5%Solid Defender

A00Anderssen's OpeningBalanced2500-68%Unorthodox

B52Sicilian Defense: Richter-Rauzer Variation, Neo-Modern VariationBalanced2500-13%Theoretician

A00Gedult's OpeningBalanced400+40%Unorthodox

B15Caro-Kann Defense: Tartakower VariationBalanced2500+725%Solid Defender

A00Ware OpeningBalanced400-31%Unorthodox

C36King's Gambit Accepted: Modern DefenseVery Sharp1800-42%GambiteerRomantic

C05French Defense, Tarrasch Variation: Nf6Balanced2200+15%Theoretician

D55Queen's Gambit Declined: Anti-Tartakower VariationCalm2200-3%Theoretician

B12Caro-Kann Defense: Fantasy VariationSharp2500+102%Solid Defender

B31Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto VariationBalanced2500+55%Theoretician

A00Clemenz OpeningBalanced400-9%Unorthodox

B12Caro-Kann Defense: Modern VariationBalanced2500+102%Solid Defender

B95Sicilian Defense: Najdorf Variation (6...e6)Very Sharp2500+14%AggressorTheoretician

C69Ruy Lopez: Exchange Variation, Alapin GambitCalm2500-37%Theoretician

C35King's Gambit Accepted: Cunningham DefenseVery Sharp1800-66%GambiteerRomantic

B53Chekhover SicilianSharp2500-14%Theoretician

C66Ruy Lopez: Berlin Defense, Closed Bernstein VariationCalm1800-1%Theoretician

D32Tarrasch DefenseCalm2500-12%Theoretician

D23Queen's Gambit AcceptedSharp2500-8%Theoretician

C16French Defense: Winawer Variation, Advance Variation (4.e5)Sharp2500-8%Theoretician

B14Caro-Kann Defense: Panov AttackBalanced2500+64%Solid Defender

D40Semi-Tarrasch DefenseCalm2500-5%Theoretician

D85Grünfeld Defense: Exchange VariationSharp2500-25%Hypermodern

B29Sicilian Defense: Open (3...cxd4)Sharp2500+11%Theoretician

C49Four Knights Game, Spanish Variation: Bb4Balanced400+37%Theoretician

B46Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Early DeviationsSharp2000-25%Theoretician

E80King's Indian Defense, Sämisch VariationVery Sharp2200-9%Hypermodern

E21Nimzo-Indian Defense: Three Knights VariationBalanced25000%Theoretician

B72Sicilian Defense: Dragon VariationVery Sharp2500+43%Aggressor

A60Modern Benoni DefenseVery Sharp2500+29%Aggressor

B24Sicilian Defense: Closed, Fianchetto VariationBalanced2200+25%Solid Defender

E76King's Indian Defense, Four Pawns AttackVery Sharp2000+13%Hypermodern

A28English Opening: Four Knights System, Nimzowitsch VariationBalanced25000%Theoretician

E32Nimzo-Indian Defense: Classical VariationBalanced2500+22%Theoretician

E81King's Indian Defense, Sämisch Variation: 0-0Very Sharp2500-9%Hypermodern

B09Pirc Defense: Austrian AttackSharp2200+116%Hypermodern

C07French Defense, Tarrasch Variation: c5Balanced2500-6%Theoretician

C84Ruy Lopez, Closed DefenseBalanced2500-42%Theoretician

B11Caro-Kann Defense: Two Knights Attack, Mindeno VariationCalm2500+305%Solid Defender

C88Ruy Lopez: Closed (7.Bb3)Balanced2500-54%Theoretician

A08King's Indian Attack: Sicilian VariationBalanced2200+22%Hypermodern

B92Sicilian Defense: Najdorf Variation, Opocensky VariationVery Sharp2500-33%AggressorTheoretician

E12Queen's Indian DefenseCalm2500-3%Solid Defender

C63Ruy Lopez: Schliemann DefenseVery Sharp2200-21%Theoretician

B33Sicilian Defense: Löwenthal-KalashnikovVery Sharp2500+9%AggressorTheoretician

A36English Opening: Symmetrical Variation, Two Knights, Fianchetto VariationCalm2200+86%Solid Defender

D24Queen's Gambit Accepted: Showalter VariationSharp2500-6%Theoretician

E11Bogo-Indian DefenseBalanced25000%Hypermodern

C67Ruy Lopez: Berlin Defense, Berlin WallCalm2500+15%Theoretician

B75Sicilian Defense: Dragon Variation, Yugoslav Attack, Early DeviationsVery Sharp2500+63%Aggressor

C13French Defense: Classical Variation, Normal VariationBalanced2200-11%Theoretician

A49Indian Defense: Przepiorka VariationBalanced2500+20%Hypermodern

A65Benoni Defense: King's Pawn LineVery Sharp2200+52%HypermodernAggressor

D90Grünfeld Defense: Three Knights VariationSharp2500-16%Hypermodern

C17French Defense: Winawer Variation, Advance Variation (4...c5)Sharp2500+1%Theoretician

E40Nimzo-Indian Defense: Rubinstein SystemBalanced2500+2%Theoretician

E30Nimzo-Indian Defense: Leningrad VariationBalanced2000-10%Theoretician

B80Sicilian Defense: Scheveningen VariationSharp2200-40%Aggressor

E92King's Indian Defense: Exchange VariationBalanced2500+39%Hypermodern

A27English Opening: King's English Variation, Three Knights SystemBalanced2500+10%Theoretician

B17Caro-Kann Defense: Classical VariationBalanced2200+17%Solid Defender

B04Alekhine Defense: Modern VariationSharp2500+3%Hypermodern

A31English Opening: Symmetrical Variation, Anti-Benoni VariationBalanced22000%Solid Defender

B76Sicilian Defense: Dragon Variation, Yugoslav Attack (7...0-0)Very Sharp2500+101%Aggressor

B96Sicilian Defense: Najdorf Variation (7.f4)Very Sharp2500+61%AggressorTheoretician

E06Catalan Opening: Closed (5.Nf3)Balanced2500+139%Solid DefenderTheoretician

E73King's Indian Defense: Normal Variation, Standard DevelopmentVery Sharp2500+113%Hypermodern

B37Sicilian Defense: Accelerated Dragon, Maróczy Bind (5...Bg7)Sharp2500+47%Theoretician

D52Queen's Gambit Declined: Anti-Tartakower VariationCalm2200-43%Theoretician

A44Benoni Defense: Old BenoniBalanced2200+14%Aggressor

C52Italian Game: Evans Gambit, Main LineVery Sharp2000+36%GambiteerRomantic

E00Catalan OpeningBalanced2500+64%Solid DefenderTheoretician

B33Sicilian Defense: Sveshnikov VariationVery Sharp2500+9%Aggressor

B38Sicilian Defense: Taimanov Variation, Bastrikov Variation, English AttackSharp2500+69%Theoretician

C29Vienna Game: Vienna Gambit, Main LineVery Sharp2200+210%Romantic

B36Sicilian Defense: Accelerated Dragon, Maróczy BindSharp2500+51%Theoretician

D94Grünfeld Defense: Three Knights Variation, Burille VariationSharp2200-55%Hypermodern

A18English Opening: Mikenas-Carls VariationSharp2200+18%Hypermodern

A00Grob's Attack: Fritz GambitVery Sharp1800+317%Gambiteer

C71Ruy Lopez: Morphy Defense, Steinitz DeferredBalanced2500+21%Theoretician

B35Sicilian Defense: Accelerated Dragon, Modern Bc4 VariationSharp2200+79%Theoretician

D25Queen's Gambit Accepted: Alekhine DefenseSharp2500-13%Theoretician

E24Nimzo-Indian Defense: Sämisch Variation (ECO E24)Balanced2500-27%Theoretician

B57Sicilian Defense: Classical Variation, Sozin AttackSharp2500-24%Theoretician

B47Sicilian Defense: Taimanov Variation, Bastrikov VariationSharp2500+95%Theoretician

D13Slav Defense: Exchange VariationBalanced2500+101%Theoretician

E71King's Indian Defense: Makogonov VariationVery Sharp2500+46%Hypermodern

D56Queen's Gambit Declined (4...Be7 5.e3)Calm2500+3%Theoretician

E01Catalan Opening: Open Defense (4.Bg2)Balanced2500+85%Solid DefenderTheoretician

A00Amar OpeningSharp400+14%Unorthodox

A58Benko Gambit Accepted: Fully Accepted VariationVery Sharp2500+68%Gambiteer

A82Staunton GambitVery Sharp2200+41%Gambiteer

D12Slav Defense: Exchange Variation, Symmetrical LineBalanced2500+21%Theoretician

C39King's Gambit Accepted: King's Knight's Gambit (3...g5 4.h4)Very Sharp1800-56%GambiteerRomantic

C18French Defense: Winawer Variation, Advance Variation (6.bxc3)Sharp2500+25%Theoretician

D26Queen's Gambit Accepted: Normal Variation, Traditional SystemSharp2500-22%Theoretician

B98Sicilian Defense: Najdorf Variation (7...Be7)Very Sharp2200+27%AggressorTheoretician

E97King's Indian Defense: Orthodox Variation, Aronin-Taimanov DefenseVery Sharp2500+7%Hypermodern

B60Sicilian Defense: Richter-Rauzer VariationSharp2500+30%Theoretician

A47Pseudo Queen's Indian DefenseBalanced2500+22%Hypermodern

D51Queen's Gambit Declined: Orthodox DefenseCalm2000-59%Theoretician

B77Sicilian Defense: Dragon Variation, Yugoslav Attack, Byrne VariationVery Sharp2200+43%Aggressor

D78Neo-Grünfeld Defense: Classical Variation, Original DefenseVery Sharp2500+124%Hypermodern

D16Slav Defense: Alapin VariationBalanced2500+27%Theoretician

A37English Opening: Symmetrical Variation, Three Knights, Fianchetto VariationCalm2500+93%Solid Defender

C72Ruy Lopez: Brix VariationBalanced2500-12%Theoretician

E94King's Indian Defense: Orthodox VariationVery Sharp2500+36%Hypermodern

E15Queen's Indian Defense: Fianchetto VariationCalm2500+17%Solid Defender

A50Queen's Indian AcceleratedBalanced2500-11%Hypermodern

D60Queen's Gambit Declined: Orthodox DefenseCalm2200-26%Theoretician

B42Sicilian Defense: Kan Variation, Modern VariationSharp2500-8%Theoretician

A29English Opening: King's English Variation, Four Knights Variation, Fianchetto LineBalanced2500-16%Theoretician

D91Grünfeld Defense: Three Knights Variation, Petrosian SystemSharp2500+38%Hypermodern

B19Caro-Kann Defense: Classical VariationBalanced2500+43%Solid Defender

C56Italian Game: Two Knights Defense, Open VariationSharp2200+162%Romantic

D77Neo-Grünfeld Defense: Classical VariationVery Sharp2500+158%Hypermodern

C90Ruy Lopez: Closed (8...d6)Balanced2500-44%Theoretician

C92Ruy Lopez: Closed (9.h3)Balanced2500-51%Theoretician

C14French Defense: Classical VariationBalanced2200-9%Theoretician

C27Vienna Game: Frankenstein-Dracula VariationSharp2500+16%Romantic

D41Queen's Gambit Declined: Semi-Tarrasch DefenseCalm25000%Theoretician

E51Nimzo-Indian Defense: Normal Variation, Ragozin VariationBalanced2500-13%Theoretician

A23English Opening: King's English Variation, Two Knights Variation, Keres VariationBalanced2000+70%Theoretician

E46Nimzo-Indian Defense: Normal VariationBalanced2500+42%Theoretician

B84Sicilian Defense: Najdorf Variation, Scheveningen VariationSharp2200-56%Aggressor

D80Grünfeld Defense: Stockholm VariationSharp2500-17%Hypermodern

A38English Opening: Symmetrical Variation, Double FianchettoCalm2200+60%Solid Defender

B86Sicilian Defense: Sozin AttackSharp1800-27%Aggressor

C89Ruy Lopez, Marshall AttackVery Sharp2200-61%Theoretician

A00Benko's Opening: Reversed AlekhineSharp400+8%Hypermodern

C79Ruy Lopez: Morphy Defense, Steinitz DeferredBalanced2500-38%Theoretician

B05Alekhine Defense: Modern Variation, Main LineSharp2500-5%Hypermodern

E62King's Indian Defense: Normal Variation, Deferred FianchettoSharp2500+64%Hypermodern

A81Dutch Defense: Fianchetto AttackVery Sharp2500-30%Aggressor

D46Semi-Slav Defense: Bogoljubow VariationCalm2500-66%Theoretician

D86Grünfeld Defense: Exchange Variation, Classical VariationSharp2500-42%Hypermodern

A00Polish Opening: Outflank VariationSharp2000+8%Unorthodox

C74Ruy Lopez: Morphy Defense, Modern Steinitz Defense (5.c3)Balanced2500+55%Theoretician

B25Sicilian Defense: ClosedBalanced2500+83%Solid Defender

E34Nimzo-Indian Defense: Normal Variation, Ragozin VariationBalanced2500+41%Theoretician

C80Ruy Lopez: Morphy Defense, Tartakower VariationBalanced2500-27%Theoretician

D17Slav Defense: Exchange Variation, Symmetrical LineBalanced2500+55%Theoretician

B88Sicilian Defense: Sozin Attack, Fischer VariationSharp2500-44%Aggressor

C19French Defense: Winawer Variation, Advance Variation (6...Ne7)Sharp2500+45%Theoretician

A61Benoni Defense (3.d5)Very Sharp2500+143%HypermodernAggressor

E04Catalan Opening: Closed (5.Nf3)Balanced2500+151%Solid DefenderTheoretician

A14English Opening: Agincourt Defense, Keres DefenseCalm2500+509%Hypermodern

B58Sicilian Defense: Classical Variation (5...Nc6)Sharp2500-56%Theoretician

A00Global OpeningBalanced1200+1%Unorthodox

B48Sicilian Defense: Taimanov Variation, Bastrikov Variation, English AttackSharp2500+106%Theoretician

B62Sicilian Defense: Richter-Rauzer Variation (6...e6)Sharp2500+50%Theoretician

E67King's Indian Defense: Petrosian Variation, Keres DefenseSharp2500+106%Hypermodern

E38Nimzo-Indian Defense: Normal Variation, Gligoric SystemBalanced2500+1%Theoretician

C38King's Gambit Accepted: Traditional VariationVery Sharp2000-59%GambiteerRomantic

C59Italian Game: Two Knights Defense, Polerio Defense, Suhle DefenseSharp2000-24%Romantic

C12French Defense: McCutcheon VariationBalanced2500-29%Theoretician

C08French Defense: Tarrasch Variation, Open SystemBalanced2500-25%Theoretician

B16Caro-Kann Defense: Bronstein-Larsen VariationBalanced2200+92%Solid Defender

E85King's Indian Defense: Sämisch Variation, Orthodox VariationVery Sharp2200-6%Hypermodern

D92Grünfeld Defense: Three Knights Variation, Hungarian AttackSharp2500-6%Hypermodern

D93Grünfeld Defense: Three Knights Variation, Hungarian VariationSharp2200+44%Hypermodern

A70Benoni Defense: Classical VariationVery Sharp2500+61%HypermodernAggressor

A00Durkin's AttackBalanced400-8%Unorthodox

D44Semi-Slav Defense AcceptedCalm2500+42%Theoretician

B93Sicilian Defense: Najdorf Variation, Amsterdam VariationVery Sharp2500-24%AggressorTheoretician

B78Sicilian Defense: Dragon Variation, Yugoslav Attack (10.0-0-0)Very Sharp2200+64%Aggressor

C06French Defense: Tarrasch Variation, Closed Variation, Main LineBalanced2500+172%Theoretician

E22Nimzo-Indian Defense: Spielmann VariationBalanced2500+21%Theoretician

E83King's Indian Defense: Sämisch Variation, Panno FormationVery Sharp2200-16%Hypermodern

D82Grünfeld Defense: Brinckmann AttackSharp2500+47%Hypermodern

E65King's Indian Defense: Orthodox VariationSharp2500+136%Hypermodern

E18Queen's Indian Defense: Classical Variation, Tiviakov DefenseCalm2500+59%Solid Defender

A00Lasker Simul SpecialSharp2500+83%Unorthodox

D09Queen's Gambit Declined: Albin Countergambit, Fianchetto VariationVery Sharp2200-28%Gambiteer

A90Dutch Defense: Classical VariationVery Sharp2500+23%Aggressor

A83Dutch Defense: Staunton GambitVery Sharp2200+45%Gambiteer

A00Crab OpeningSharp400-29%Unorthodox

E27Nimzo-Indian Defense: Normal VariationBalanced2500-28%Theoretician

E98King's Indian Defense: Orthodox Variation, Classical SystemVery Sharp2500-7%Hypermodern

C97Ruy Lopez: Closed, Chigorin DefenseBalanced2500-58%Theoretician

C96Ruy Lopez: Closed, Borisenko VariationBalanced2500-60%Theoretician

D47Semi-Slav Defense: Meran VariationCalm2500-63%Theoretician

D58Queen's Gambit Declined: Tartakower DefenseCalm2500+31%Theoretician

A33English Opening: Symmetrical Variation, Anti-Benoni Variation, Geller VariationBalanced2500+12%Solid Defender

E41Nimzo-Indian Defense: Normal Variation, Gligoric SystemBalanced2500-34%Theoretician

E47Nimzo-Indian Defense: Normal Variation (5.Bd3)Balanced2500+60%Theoretician

B99Sicilian Defense: Najdorf Variation, Main LineVery Sharp2500+104%AggressorTheoretician

A39English Opening: Symmetrical Variation, Mecking VariationCalm2500+116%Solid Defender

E17Queen's Indian Defense: Traditional VariationCalm2500+17%Solid Defender

A19English Opening: Anglo-Indian Defense, Flohr-Mikenas-Carls Variation, Nei GambitSharp2200-13%Hypermodern

E87King's Indian Defense: Sämisch Variation, Bronstein DefenseVery Sharp2200-7%Hypermodern

D18Slav Defense: Czech Variation, Classical SystemBalanced2500+35%Theoretician

D87Grünfeld Defense: Exchange Variation, Seville VariationSharp2200-48%Hypermodern

B49Sicilian Defense: Taimanov Variation, Bastrikov Variation (6.Be3)Sharp2200+12%Theoretician

E14Queen's Indian Defense: Spassky SystemCalm2500-41%Solid Defender

A12Réti Opening: Anglo-Slav VariationCalm2200+37%Hypermodern

B71Sicilian Defense: Dragon Variation, Levenfish VariationVery Sharp22000%Aggressor

A00Valencia OpeningCalm2000+25%Unorthodox

E43Nimzo-Indian Defense: Normal Variation, Schlechter DefenseBalanced2500+14%Theoretician

B91Sicilian Defense: Najdorf Variation, Zagreb VariationVery Sharp2500+79%AggressorTheoretician

A66Benoni Defense: Pawn Storm VariationVery Sharp2500+600%HypermodernAggressor

C32King's Gambit Declined: Falkbeer Countergambit, Alapin VariationVery Sharp2000-58%Gambiteer

A54Old Indian Defense: Two Knights VariationBalanced2500-34%Hypermodern

B26Sicilian Defense: Closed (6.Be3)Balanced2500+50%Solid Defender

C91Ruy Lopez: Closed, Bogoljubow VariationBalanced2500-39%Theoretician

D36Queen's Gambit Declined: Exchange Variation, Reshevsky VariationCalm2200+87%Theoretician

B63Sicilian Defense: Richter-Rauzer Variation, Modern VariationSharp2500+124%Theoretician

E50Nimzo-Indian DefenseBalanced2500-29%Theoretician

A55Old Indian Defense: Normal VariationBalanced2500+97%Hypermodern

E63King's Indian Defense: Fianchetto Variation, Panno VariationSharp2500+126%Hypermodern

D79Neo-Grünfeld Defense: Ultra-Delayed Exchange VariationBalanced2500+133%Hypermodern

B73Sicilian Defense: Dragon Variation, Classical VariationVery Sharp2000-18%Aggressor

E68King's Indian Defense: Fianchetto Variation, Classical VariationSharp2500+126%Hypermodern

A86Dutch Defense: Fianchetto VariationVery Sharp2500-15%Aggressor

D73King's Indian Defense: Normal Variation, Rare DefensesVery Sharp2500+46%Hypermodern

E09Catalan Opening: Closed Variation, Rabinovich VariationBalanced2500+136%Solid DefenderTheoretician

E48Nimzo-Indian Defense: Normal Variation, Ragozin VariationBalanced2500-12%Theoretician

C87Ruy Lopez: Closed (8...d6)Balanced2000-10%Theoretician

D83Grünfeld Defense: Brinckmann Attack, Grünfeld GambitSharp2500+83%Hypermodern

E64King's Indian Defense: Averbakh Variation, Benoni DefenseSharp2500+100%Hypermodern

B83Sicilian Defense: Scheveningen Variation, Classical VariationSharp2200-57%Aggressor

E16Queen's Indian Defense: Capablanca VariationCalm2500+60%Solid Defender

C09French Defense: Tarrasch Variation, Open System, Main LineBalanced2500-16%Theoretician

D39Queen's Gambit Declined: Ragozin Defense, Vienna VariationCalm2500+35%Theoretician

A59Benko Gambit Accepted: YugoslavVery Sharp2200+137%Gambiteer

A88Dutch Defense: Stonewall Variation (7.Nc3)Very Sharp2500+115%Aggressor

E07Catalan Opening: Closed (6...Nbd7)Balanced2500+95%Solid DefenderTheoretician

B87Sicilian Defense: Sozin Attack, Flank VariationSharp2500+29%Aggressor

D96Grünfeld Defense, Russian SystemSharp2500+6%Hypermodern

D66Queen's Gambit Declined: Orthodox Defense, Bd3 LineCalm2200-24%Theoretician

A32English Opening: Symmetrical Variation, Anti-Benoni Variation, Spielmann DefenseBalanced2500-3%Solid Defender

A96Dutch Defense: Classical Variation (4...Be7 5.Nf3)Very Sharp2500+236%Aggressor

C04French Defense: Tarrasch Variation, Guimard Defense, Main LineBalanced2500+255%Theoretician

D27Queen's Gambit Accepted: Classical Defense, Main LineSharp2500+153%Theoretician

A00Grob's Attack: SpikeVery Sharp2500+1400%Unorthodox

A00HammerschlagVery Sharp2500+107%Unorthodox

A62Benoni Defense: Classical Variation (7...Bg7)Sharp2500+154%HypermodernAggressor

D63Queen's Gambit Declined: Orthodox Defense, Capablanca VariationCalm2500-16%Theoretician

B97Najdorf Sicilian, Poisoned Pawn VariationVery Sharp2500+125%AggressorTheoretician

D33Tarrasch Defense: Rubinstein SystemCalm2500-28%Theoretician

E53Nimzo-Indian Defense: Normal Variation, Gligoric SystemBalanced2500-31%Theoretician

A92Dutch Defense: Alekhine VariationVery Sharp2500+52%Aggressor

C75Ruy Lopez: Morphy Defense, Modern Steinitz Defense (5.c3 5...Bd7)Balanced2500+67%Theoretician

A73Benoni Defense: Classical Variation, Main LineVery Sharp2200-3%HypermodernAggressor

A87Dutch Defense: Leningrad VariationVery Sharp2500+68%Aggressor

A95Dutch Defense: Stonewall Variation (7.Nc3)Very Sharp22000%Aggressor

B66Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Early DeviationsSharp2500+450%Theoretician

A91Dutch Defense: Classical Variation (4...Be7)Very Sharp2500+40%Aggressor

B59Sicilian Defense: Boleslavsky VariationSharp2500-48%Theoretician

E93King's Indian Defense: Petrosian Variation, Keres DefenseVery Sharp2500-21%Hypermodern

B39Sicilian Defense: Accelerated Dragon, Maróczy Bind, Breyer VariationSharp2500+167%Theoretician

A71Benoni Defense: Classical Variation, Averbakh-Grivas AttackVery Sharp2000+160%HypermodernAggressor

C94Ruy Lopez: Closed, Breyer DefenseBalanced2500-35%Theoretician

A00Battambang OpeningBalanced400-17%Unorthodox

E69King's Indian Defense: Fianchetto Variation, Classical Main LineSharp2500+100%Hypermodern

D34Tarrasch Defense: Prague Variation, Main LineCalm2500-40%Theoretician

B89Sicilian Defense: Sozin Attack, Main LineSharp2500-34%Aggressor

B81Sicilian Defense: Scheveningen Variation, Keres AttackSharp2500+26%Aggressor

E33Nimzo-Indian Defense: Normal Variation, Gligoric System, Bernstein DefenseBalanced2500-33%Theoretician

A89Dutch Defense: Leningrad Variation, Matulovic VariationVery Sharp2500+60%Aggressor

E77King's Indian Defense: Four Pawns AttackVery Sharp2200-19%Hypermodern

E05Catalan Opening: Open Defense, Classical LineBalanced2500+65%Solid DefenderTheoretician

A67Benoni Defense: Taimanov VariationVery Sharp2500+733%HypermodernAggressor

A24English Opening: King's English Variation, Two Knights Variation, Fianchetto LineBalanced2000+28%Theoretician

A72Benoni Defense: Classical Variation (7...Bg7)Very Sharp2200-12%HypermodernAggressor

C95Ruy Lopez: Closed, BreyerBalanced2500-38%Theoretician

A68Benoni Defense: Classical Variation (7...Bg7)Very Sharp2200+188%HypermodernAggressor

E36Nimzo-Indian Defense: Classical Variation, Noa Variation (5.a3)Balanced25000%Theoretician

D61Queen's Gambit Declined: Orthodox Defense, Rubinstein VariationCalm2500-16%Theoretician

E72King's Indian Defense: Normal Variation, Deferred FianchettoVery Sharp2000+29%Hypermodern

D97Grünfeld Defense: Russian VariationSharp2500+27%Hypermodern

E66King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Advance LineSharp2500+118%Hypermodern

E26Nimzo-Indian Defense: Sämisch Variation (ECO E28)Balanced2500-34%Theoretician

D74King's Indian Defense: Orthodox VariationBalanced2500-9%Hypermodern

E35Nimzo-Indian Defense: Classical Variation, Noa Variation (5.cxd5 5...exd5)Balanced2500+233%Theoretician

D48Semi-Slav Defense: Meran Variation (7...b5)Calm2200-58%Theoretician

A69Benoni Defense: Classical Variation, Czerniak Defense (ECO A76)Very Sharp2200+183%HypermodernAggressor

E88King's Indian Defense: Sämisch Variation, Closed VariationVery Sharp2200-22%Hypermodern

D59Queen's Gambit Declined: Tartakower Defense (8.cxd5)Calm2500+144%Theoretician

E74King's Indian Defense: Averbakh Variation, Benoni DefenseVery Sharp2500+80%Hypermodern

E42Nimzo-Indian Defense: Rubinstein System, Rubinstein VariationBalanced2500+42%Theoretician

B67Sicilian Defense: Richter-Rauzer Variation, Neo-Modern VariationSharp2500+100%Theoretician

B82Sicilian Defense: Scheveningen Variation, Matanovic AttackSharp2200-28%Aggressor

E28Nimzo-Indian Defense: Sämisch Variation (ECO E28)Balanced25000%Theoretician

B74Sicilian Defense: Dragon Variation, Classical Variation, Alekhine LineVery Sharp2200+8%Aggressor

C85Ruy Lopez: Closed, Delayed ExchangeCalm2500-35%Theoretician

E44Nimzo-Indian Defense: Rubinstein System, Rubinstein VariationBalanced2500+114%Theoretician

E82King's Indian Defense: Sämisch Variation, Double FianchettoVery Sharp2500-42%Hypermodern

C93Ruy Lopez: Closed, Smyslov DefenseBalanced2200+17%Theoretician

E08Catalan Opening: Closed (7.Qc2)Balanced2500+112%Solid DefenderTheoretician

A76Benoni Defense: Classical Variation, Czerniak Defense (ECO A76)Very Sharp2200-39%HypermodernAggressor

C82Ruy Lopez: OpenBalanced2500+33%Theoretician

D95Grünfeld Defense: Botvinnik VariationSharp2500-54%Hypermodern

E54Nimzo-Indian Defense: Normal Variation, Gligoric System, Exchange VariationBalanced2500+38%Theoretician

E95King's Indian Defense: Orthodox Variation (7...Nbd7)Very Sharp2500+20%Hypermodern

A97Dutch Defense: Classical Variation, Ilyin-Zhenevsky VariationVery Sharp2500+175%Aggressor

D22Queen's Gambit Accepted: Alekhine DefenseSharp2500-24%Theoretician

D88Grünfeld Defense: Exchange Variation, Spassky VariationSharp2200-53%Hypermodern

D89Grünfeld Defense: Exchange, Spassky VariationSharp2200-53%HypermodernSolid Defender

E19Queen's Indian Defense: Classical Variation, Traditional Variation, Main LineCalm2500+300%Solid Defender

D71Neo-Grünfeld Defense: Exchange VariationBalanced2500+43%Hypermodern

D19Slav Defense: Czech Variation, Classical System, Main LineBalanced2500+233%Theoretician

A26English Opening: King's English Variation, Closed System, Full SymmetryBalanced2500+67%Theoretician

D64Queen's Gambit Declined: Orthodox Defense, Rubinstein AttackCalm2200-23%Theoretician

E56Nimzo-Indian Defense: Normal Variation, Gligoric System, Bernstein DefenseBalanced2500-30%Theoretician

A00Novosibirsk OpeningVery Sharp2500+300%Unorthodox

A77Benoni Defense: Classical Variation, Czerniak Defense, Tal LineVery Sharp2500-27%HypermodernAggressor

E49Nimzo-Indian Defense: Normal Variation, Botvinnik SystemBalanced2500+140%Theoretician

D81Grünfeld Defense: Russian Variation, Accelerated VariationSharp22000%Hypermodern

B79Sicilian Defense: Dragon Variation, Yugoslav Attack (10...Qa5)Very Sharp2200-22%Aggressor

E13Queen's Indian Defense: Kasparov VariationCalm2500+50%Solid Defender

A74Benoni Defense: Classical Variation, Full LineVery Sharp2200+33%HypermodernAggressor

E84King's Indian Defense: Sämisch Variation, Panno Main LineVery Sharp2500+20%Hypermodern

E25Nimzo-Indian Defense: Sämisch Variation (ECO E25)Balanced2500+300%Theoretician

E52Nimzo-Indian Defense: Normal Variation, Schlechter DefenseBalanced2500+40%Theoretician

E39Nimzo-Indian Defense: Classical Variation, Berlin Variation, Macieja SystemBalanced2500+133%Theoretician

D75King's Indian Defense: Averbakh Variation, Benoni DefenseBalanced2500+350%Hypermodern

B61Sicilian Defense: Richter-Rauzer Variation, Modern VariationSharp25000%Theoretician

C99Ruy Lopez: Chigorin Defense, Main LineBalanced2500-55%Theoretician

E02Catalan Opening: Open Defense (5.Qa4+)Balanced2500-22%Solid DefenderTheoretician

D54Queen's Gambit Declined: Neo-Orthodox VariationCalm2200-60%Theoretician

D57Queen's Gambit Declined: Lasker Defense, Bernstein VariationCalm2500-55%Theoretician

E58Nimzo-Indian Defense: Normal Variation, Bernstein Defense, Exchange LineBalanced2500-17%Theoretician

D14Slav Defense: Exchange Variation, Symmetrical LineBalanced2000+500%Theoretician

B68Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation (9.f4)Sharp2500+300%Theoretician

C86Ruy Lopez: Closed, Worrall AttackBalanced2500-20%Theoretician

E99King's Indian Defense: Orthodox Variation, Classical System, Benko AttackVery Sharp2500+33%Hypermodern

E86King's Indian Defense: Sämisch Variation, Closed VariationVery Sharp25000%Hypermodern

C73Ruy Lopez: Morphy Defense, Modern Steinitz Defense (5.Bxc6+ 5...bxc6)Balanced25000%Theoretician

E75King's Indian Defense: Averbakh Variation, Main LineVery Sharp2500+200%Hypermodern

B55Sicilian Defense: Prins Variation, Venice AttackSharp25000%Theoretician

B64Sicilian Defense: Richter-Rauzer Variation, Classical VariationSharp2500+33%Theoretician

D28Queen's Gambit Accepted: Classical Defense, Alekhine SystemSharp2500+500%Theoretician

A00Grob's Attack: Romford Counter-GambitVery Sharp2500+100%Unorthodox

D67Queen's Gambit Declined: Orthodox Defense, Alekhine VariationCalm2200-50%Theoretician

A94Dutch Defense: Stonewall Variation (7.b3)Very Sharp2200+100%Aggressor

D68Queen's Gambit Declined: Orthodox Defense, Classical VariationCalm2200-43%Theoretician

C83Ruy Lopez: Open, Breslau VariationBalanced25000%Theoretician

E59Nimzo-Indian Defense: Normal Variation, Bernstein DefenseBalanced2500-25%Theoretician

A75Benoni Defense: Classical Variation, Argentine CounterattackVery Sharp2200+300%HypermodernAggressor

D42Queen's Gambit Declined: Semi-Tarrasch Defense, Main LineCalm2500+33%Theoretician

E37Nimzo-Indian Defense: Classical Variation, Noa Variation (5.a3 5...Bxc3+)Balanced25000%Theoretician

E78King's Indian Defense: Four Pawns Attack, Fluid AttackVery Sharp2200+200%Hypermodern

C98Ruy Lopez: Chigorin DefenseBalanced2500-67%Theoretician

E79King's Indian Defense: Four Pawns Attack, Exchange VariationVery Sharp2200+50%Hypermodern

D76Neo-Grünfeld Defense: Delayed Exchange Variation (7...Nb6)Balanced2500+200%Hypermodern

D72Neo-Grünfeld Defense: with g3 (5.cxd5)Very Sharp2500+200%Hypermodern

E23Nimzo-Indian Defense: Normal Variation, Gligoric System, Bernstein DefenseSharp2500+300%Theoretician

E29Nimzo-Indian Defense: Normal Variation, Gligoric System, Bernstein DefenseBalanced2500+50%Theoretician

A63Benoni Defense: Fianchetto Variation, Hastings DefenseSharp2500+200%HypermodernAggressor

B65Sicilian Defense: Richter-Rauzer Variation, Classical Variation (9...Nxd4)Sharp2500+100%Theoretician

D84Grünfeld Defense: Brinckmann Attack, Grünfeld Gambit AcceptedSharp2500-33%Hypermodern

E45Nimzo-Indian Defense: St. Petersburg Variation, Fischer VariationBalanced2500+100%Theoretician

A98Dutch Defense: Classical Variation, Ilyin-Zhenevsky Variation, Alatortsev-Lisitsyn LineVery Sharp2500+100%Aggressor

C81Ruy Lopez: Open, Howell AttackBalanced25000%Theoretician

A93Dutch Defense: Stonewall Variation, Botvinnik VariationVery Sharp22000%Aggressor

A78Benoni Defense: Classical Variation, Czerniak Defense (ECO A79)Very Sharp2500+50%HypermodernAggressor

A79Benoni Defense: Classical Variation, Czerniak Defense (ECO A79)Very Sharp2500+50%HypermodernAggressor

E89King's Indian Defense: Sämisch Variation, Closed Variation, Main LineVery Sharp2500+100%Hypermodern

D29Queen's Gambit Accepted: Classical Defense, Alekhine System, Main LineSharp2500+100%Theoretician

D98Grünfeld Defense: Russian Variation, Keres VariationSharp2500+100%Hypermodern

A99Dutch Defense: Classical Variation, Ilyin-Zhenevsky Variation, Modern Main LineVery Sharp2500+100%Aggressor

C76Ruy Lopez: Morphy Defense, Modern Steinitz Defense, Fianchetto VariationBalanced25000%Theoretician

D62Queen's Gambit Declined: Orthodox Defense, Rubinstein Variation, Flohr LineCalm2500+100%Theoretician

B69Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Nyezhmetdinov AttackSharp2500+100%Theoretician

D49Semi-Slav Defense: Meran Variation, Blumenfeld VariationCalm25000%Theoretician

B85Sicilian Defense: Sozin Attack, Fischer VariationSharp1800-67%Aggressor

A00Amsterdam AttackBalanced400+100%Unorthodox

E31Nimzo-Indian Defense: Leningrad Variation, Benoni DefenseBalanced2500-67%Theoretician

E55Nimzo-Indian Defense: Normal Variation, Gligoric System, Bronstein VariationBalanced2500-50%Theoretician

D69QGD: Orthodox Defense, Classical VariationCalm2200-50%Theoretician

E03Catalan Opening: Open Defense (6.Qxc4)Balanced2500+100%Solid DefenderTheoretician

A00Polish Opening: Tuebingen VariationSharp400-67%Unorthodox

A00Venezolana OpeningBalanced22000%Unorthodox

E57Nimzo-Indian Defense: Normal Variation, Gligoric System, Bernstein Defense (8.a3)Balanced22000%Theoretician

E96King's Indian Defense: Orthodox Variation, Positional Defense, Main LineVery Sharp2500-100%Hypermodern

A00Amar Opening: GambitVery Sharp22000%Gambiteer

D65Queen's Gambit Declined: Orthodox Defense, Rubinstein Attack (8...a6)Calm2000-100%Theoretician

A64Benoni Defense: Fianchetto Variation, Hastings Defense, Main LineSharp22000%HypermodernAggressor

D99Grünfeld Defense: Russian Variation, Smyslov VariationSharp22000%Hypermodern

About Chessiverse Opening Guides

What is a chess opening?
How should I choose an opening to learn?
How do I practice a chess opening against a bot?
How many opening guides does Chessiverse have?
Are the openings suitable for beginners?
How often are the opening guides updated?

Back to Articles