Sergio Leon Chess Games

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A00 Benko's opening [4] A00 Dunst (Sleipner, Heinrichsen) opening [1] A01 Nimzovich - Modern [1] A02 Bird - From Lasker [1] A03 Bird Dutch [1] A04 Reti [3] A04 Reti - Dutch [2] A04 Reti - Improved Lisitsin [3] A05 Reti Symmetrical [6] A05 Reti Symmetrical - Nimzovich [2] A05 Reti Symmetrical - King's Indian [1] A05 Reti Symmetrical - Spassky [1] A06 Reti Zukertort [2] A06 Reti Zukertort - Mexican [1] A07 Reti King's Indian [5] A08 Reti King's Indian [1] A09 Reti Gambit [1] A10 English - Snake [1] A10 English - Anglo-Dutch [2] A10 English - Anglo-Scandinavian [1] A11 English Anglo-Slav [1] A15 English Anglo-Indian - King's Knight [2] A16 English Anglo-Indian (Queen's Knight) [3] A16 English Anglo-Indian (Queen's Knight) - Anglo-Grünfeld [1] A20 English Sicilian [1] A21 English Sicilian [2] A24 English Carls (Bremen) - Carls [1] A25 English Closed Sicilian - Carls [2] A25 Benko's opening - Taimanov [2] A26 English Closed Sicilian - Taimanov [1] A26 English Closed Sicilian - Botvinnik [3] A27 English Three Knights [2] A28 English Four Knights [1] A30 English Symmetrical [1] A34 English Asymmetrical [3] A36 English Symmetrical Fianchetto - Ultra-Symmetrical [3] A39 English Ultra-Symmetrical (Mecking) [1] A40 Irregular Queen's Pawn - Owen [1] A40 Irregular Queen's Pawn - Franco-Indian [7] A40 Irregular Queen's Pawn - Kotov (Robatsch) [1] A40 Old Benoni - Kotov (Beefeater) [2] A41 Modern [1] A41 English Anglo-Slav - Anglo-Slav [1] A43 Old Benoni [7] A45 Indian [7] A45 Indian - Trompowsky [18] A46 Indian Knight [4] A46 Indian Knight - Polish [1] A46 Indian Knight - Benko [1] A46 Indian Knight - London [1] A46 Indian Knight - Torre [1] A48 Indian East Indian - Torre [2] A49 Indian East Przepiorka [1] A50 Indian [1] A52 Budapest - Adler [1] A60 Modern Benoni - Snake [1] A78 Modern Benoni Classical (Czerniak) [1] A80 Dutch - Hopton [1] A80 Dutch - Raphael [1] A85 Dutch Queen's Knight [1] A88 Dutch Leningrad (Warsaw) - Dutch [5] B00 Irregular King's Pawn [1] B00 Irregular King's Pawn - Owen [1] B00 Irregular King's Pawn - Nimzovich [1] B00 Irregular King's Pawn - Nimzovich (Williams) [1] B01 Scandinavian [1] B03 Alekhine - Exchange [1] B04 Alekhine Modern [1] B05 Alekhine Modern - Alekhine [1] B06 Robatsch [1] B06 Modern - Lizard [1] B06 Robatsch - Three Pawns [1] B06 Robatsch - Two Knights (Suttles) [1] B06 Robatsch - Austrian [1] B07 Pirc [1] B07 Pirc - Sveshnikov [1] B07 Pirc - Byrne [1] B07 Pirc - Jansen [1] B08 Pirc Two Knights [1] B08 Pirc Two Knights - Quiet [1] B09 Pirc Austrian - Dragon [1] B09 Pirc Austrian - Kurajica [1] B09 Pirc Austrian - Unzicker [1] B10 Caro-Kann [1] B10 Caro-Kann - Accelerated Panov [1] B11 Caro-Kann [1] B11 Caro-Kann - Two Knights [1] B11 Caro-Kann - Two Knights (Mindeno) [1] B12 Caro-Kann - Advance [1] B13 Caro-Kann Exchange [1] B14 Caro-Kann Panov - Panov [1] B15 Caro-Kann - Gurgenidze [1] B15 Caro-Kann - Knight [1] B15 Caro-Kann - Knight (Tartakower) [1] B20 Sicilian [1] B20 Sicilian - Snyder [1] B22 Sicilian Alapin [1] B22 Sicilian Alapin - Smith-Morra [1] B23 Sicilian Closed [1] B23 Sicilian Closed - Korchnoi [1] B23 Sicilian Closed - Zukertort [1] B24 Sicilian Closed [1] B30 Sicilian [1] B30 Sicilian - Rossolimo [1] B31 Sicilian Rossolimo (Fianchetto) - Rossolimo [1] B33 Sicilian - Pelikan (Chelyabinsk) [1] B40 Sicilian [1] B41 Sicilian Paulsen [1] B41 Sicilian Paulsen - Reti [1] B42 Sicilian Paulsen [1] B43 Sicilian Paulsen [1] B46 Sicilian Barnes (Russian) [1] B48 Sicilian Barnes (Bastrikov) [1] B50 Sicilian [1] B52 Sicilian Moscow [1] B52 Sicilian Moscow - Sokolsky [1] B54 Sicilian Open [1] B55 Sicilian Open [1] B67 Sicilian Rauzer (Modern) [1] B90 Sicilian Scheveningen Najdorf [1] B90 Sicilian Closed - Adams [1] B90 Sicilian Scheveningen Najdorf - Byrne [1] B92 Sicilian Scheveningen Najdorf (Opecensky) [1] B95 Sicilian Scheveningen Najdorf [1] B97 Sicilian Scheveningen Najdorf (Poisoned Pawn) [1] B99 Sicilian Scheveningen Najdorf [1] C00 French - Spielmann [1] C00 French - King's Knight [1] C00 French - Two Knights [1] C00 French - Chigorin [1] C00 French - Hanham [1] C01 French - Schlechter [1] C01 French - Exchange [1] C02 French Advance [1] C02 French Advance - Paulsen [1] C04 French Tarrasch (Guimard) [1] C04 French Tarrasch (Guimard) - Byrne [1] C07 French Open Tarrasch [1] C11 French Paulsen - Steinitz [1] C12 French MacCutcheon - Olland [1] C14 French Classical - Steinitz [1] C15 French Winawer [1] C15 French Winawer - Maroczy [1] C16 French Advance Winawer - Petrosian [1] C21 Center Game - Danish (Sorensen) [1] C24 Bishop's Opening Berlin [1] C25 Vienna - Anderssen [1] C29 Vienna Gambit [1] C29 Vienna Gambit - Paulsen (Bardeleben) [1] C39 King's Gambit Accepted (Classical Knight) - Kieseritzky (Berlin) [1] C40 Irregular King's Knight - Greco [1] C40 Irregular King's Knight - Gunderam [1] C41 Philidor - Hanham [1] C41 Philidor - Jaenisch (Hanham) [1] C41 Philidor - Blackburne [1] C42 Petrov - Lopez [1] C42 Petrov - Classical (Marshall) [1] C42 Petrov - Classical (Jaenisch) [1] C44 King's Knight - Ponziani Steinitz [1] C44 King's Knight - Scotch [1] C45 Scotch - Scotch [1] C45 Scotch - Scotch Pulling (Steinitz) [1] C45 Scotch - Scotch Schmid [1] C45 Scotch - Scotch Schmid (Mieses) [1] C45 Scotch - Scotch Potter [1] C45 Scotch - Scotch Golmayo [1] C45 Scotch - Scotch Golmayo (Blumenfeld) [1] C47 Four Knights - Scotch [1] C50 Italian [1] C50 Italian - Pianissimo [1] C50 Vienna - Four Knights [1] C54 Giuoco Piano - Greco [1] C54 Giuoco Piano - Greco (Cracow) [1] C55 Two Knights - Modern Bishop [1] C55 Italian - Koltanowski [1] C64 Spanish Classical [1] C74 Spanish Modern Steinitz [1] C77 Spanish Morphy - Anderssen [1] C77 Spanish Morphy - Mackenzie [1] C78 Spanish Morphy - Archangelsk [1] C86 Spanish Morphy - Solid Worrall [1] C89 Spanish Closed - Marshall [1] D00 Queen's Pawn - Mason (Steinitz) [1] D01 Indian - Veresov [1] D02 Queen's Pawn Zukertort [1] D02 Queen's Pawn Zukertort - Symmetrical [1] D04 Queen's Pawn Closed - Symmetrical [1] D04 Old Benoni - Semi-Colle [1] D05 Queen's Pawn Closed [1] D05 Indian Knight - Zukertort [1] D05 Queen's Pawn Closed - Rubinstein [1] D08 Queen's Gambit Albin [1] D10 Slav [1] D10 Slav - Classical Exchange [1] D10 Slav - Winawer [1] D11 Slav Rubinstein [1] D14 Slav Modern Exchange [1] D20 Queen's Gambit Accepted [1] D23 Queen's Gambit Accepted - Mannheim [1] D26 Queen's Gambit Accepted Classical [1] D30 Queen's Gambit Declined [1] D30 Slav Rubinstein - Semmering [1] D30 Slav Rubinstein - Semmering (Breyer) [1] D31 Queen's Gambit Declined - Old Semi-Slav [1] D31 Slav - Old Semi-Slav Noteboom [1] D31 Slav - Old Semi-Slav Noteboom (Abrahams) [1] D34 Tarrasch Rubinstein - Prague [1] D35 Queen's Gambit Declined - Exchange [1] D36 Queen's Gambit Declined Exchange - Exchange [1] D43 Semi-Slav [1] D43 Semi-Slav - Anti-Meran [1] D48 Semi-Slav Meran [1] D51 Neo-Indian - Exchange [1] D91 Gruenfeld Three Knights (Petrosian) [1] D92 Gruenfeld Three Knights (Hungarian) [1] E00 Neo-Indian [1] E00 Neo-Indian - Catalan Irregular [1] E06 Catalan Closed - Closed [1] E10 Irregular Indian [1] E10 Irregular Indian - Blumenfeld [1] E11 Bogo-Indian - Nimzovich [1] E12 Queen's Indian [1] E12 Queen's Indian - Petrosian [1] E18 Queen's Indian Classical [1] E20 Nimzo-Indian [1] E20 Nimzo-Indian - Kmoch [1] E22 Nimzo-Indian Spielmann [1] E26 Nimzo-Indian Saemisch [1] E32 Nimzo-Indian Classical [1] E35 Nimzo-Indian Noa [1] E38 Nimzo-Indian Berlin [1] E40 Nimzo-Indian Rubinstein [1] E44 Nimzo-Indian St. Petersburg (Fischer) [1] E45 Nimzo-Indian St. Petersburg (Bronstein) [1] E46 Nimzo-Indian St. Petersburg Rubinstein - Reshevsky [1] E53 Nimzo-Indian Bernstein [1] E67 King's Indian Fianchetto [1] E76 King's Indian Four Pawns [1] E91 King's Indian Classical [1] E91 King's Indian Classical - Kazakh [1] E94 King's Indian Modern [1] E98 King's Indian Yugoslav (Aronin) - Normal [1] E99 King's Indian Yugoslav (Aronin) - Benko [1] A00 Benko's opening [3] A04 Reti [1] A05 Reti Symmetrical [2] A05 Reti Symmetrical - Nimzovich[2] A06 Reti Zukertort - Mexican[1] A07 Reti King's Indian [5] A10 English - Snake[1] A10 English - Anglo-Scandinavian[1] A15 English Anglo-Indian - King's Knight[1] A16 English Anglo-Indian (Queen's Knight) [3] A16 English Anglo-Indian (Queen's Knight) - Anglo-Grünfeld[1] A21 English Sicilian [2] A24 English Carls (Bremen) - Carls[1] A25 English Closed Sicilian - Carls[1] A27 English Three Knights [2] A28 English Four Knights [1] A34 English Asymmetrical [3] A36 English Symmetrical Fianchetto - Ultra-Symmetrical[3] A40 Irregular Queen's Pawn - Owen[1] A40 Irregular Queen's Pawn - Franco-Indian[4] A40 Irregular Queen's Pawn - Kotov (Robatsch)[1] A41 Modern [1] A41 English Anglo-Slav - Anglo-Slav[1] A43 Old Benoni [7] A45 Indian - Trompowsky[17] A46 Indian Knight [1] A46 Indian Knight - Benko[1] A48 Indian East Indian - Torre[2] A50 Indian [1] A52 Budapest - Adler[1] A60 Modern Benoni - Snake[1] A78 Modern Benoni Classical (Czerniak) [1] A80 Dutch - Hopton[1] B00 Irregular King's Pawn [1] B00 Irregular King's Pawn - Owen[1] B00 Irregular King's Pawn - Nimzovich[1] B00 Irregular King's Pawn - Nimzovich (Williams)[1] B01 Scandinavian [1] B03 Alekhine - Exchange[1] B04 Alekhine Modern [1] B05 Alekhine Modern - Alekhine[1] B06 Robatsch [1] B06 Pirc - Lizard[1] B06 Robatsch - Three Pawns[1] B06 Robatsch - Austrian[1] B07 Pirc - Sveshnikov[1] B07 Pirc - Jansen[1] B09 Pirc Austrian - Dragon[1] B09 Pirc Austrian - Unzicker[1] B11 Caro-Kann [1] B11 Caro-Kann - Two Knights[1] B11 Caro-Kann - Two Knights (Mindeno)[1] B12 Irregular Queen's Pawn - Advance[1] B20 Sicilian - Snyder[1] B22 Sicilian Alapin [1] B22 Sicilian Alapin - Smith-Morra[1] B23 Sicilian Closed [1] B23 Sicilian Closed - Korchnoi[1] B23 Sicilian Closed - Zukertort[1] B30 Sicilian [1] B30 Sicilian - Rossolimo[1] B33 Sicilian - Pelikan (Chelyabinsk)[1] B40 Sicilian [1] B42 Sicilian Paulsen [1] B46 Sicilian Barnes (Russian) [1] B50 Sicilian [1] B67 Sicilian Rauzer (Modern) [1] B90 Sicilian Closed - Adams[1] B90 Sicilian Scheveningen Najdorf - Byrne[1] C00 French - King's Knight[1] C00 French - Two Knights[1] C00 French - Chigorin[1] C01 French - Schlechter[1] C01 French - Exchange[1] C02 French Advance [1] C15 French Winawer - Maroczy[1] C24 Bishop's Opening Berlin [1] C40 Irregular King's Knight - Greco[1] C41 Philidor - Hanham[1] C41 Philidor - Jaenisch (Hanham)[1] C41 Philidor - Blackburne[1] C42 Petrov - Lopez[1] C42 Petrov - Classical (Marshall)[1] C42 Petrov - Classical (Jaenisch)[1] C44 King's Knight - Scotch[1] C45 Scotch - Scotch[1] C45 Scotch - Scotch Pulling (Steinitz)[1] C45 Scotch - Scotch Schmid[1] C45 Scotch - Scotch Golmayo[1] C47 Four Knights - Scotch[1] C54 Giuoco Piano - Greco[1] C64 Spanish Classical [1] C74 Spanish Modern Steinitz [1] C77 Spanish Morphy - Anderssen[1] C77 Spanish Morphy - Mackenzie[1] C89 Spanish Closed - Marshall[1] D02 Queen's Pawn Zukertort - Symmetrical[1] D04 Queen's Pawn Closed - Symmetrical[1] D05 Queen's Pawn Closed - Rubinstein[1] D08 Queen's Gambit Albin [1] D11 Slav Rubinstein [1] D20 Queen's Gambit Accepted [1] D23 Queen's Gambit Accepted - Mannheim[1] D26 Queen's Gambit Accepted Classical [1] D30 Queen's Gambit Declined [1] D30 Slav Rubinstein - Semmering[1] D30 Slav Rubinstein - Semmering (Breyer)[1] D34 Tarrasch Rubinstein - Prague[1] D35 Queen's Gambit Declined - Exchange[1] D36 Queen's Gambit Declined Exchange - Exchange[1] D91 Gruenfeld Three Knights (Petrosian) [1] D92 Gruenfeld Three Knights (Hungarian) [1] E10 Irregular Indian [1] E12 Queen's Indian - Petrosian[1] E32 Nimzo-Indian Classical [1] E35 Nimzo-Indian Noa [1] E38 Nimzo-Indian Berlin [1] E40 Nimzo-Indian Rubinstein [1] E44 Nimzo-Indian St. Petersburg (Fischer) [1] E45 Nimzo-Indian St. Petersburg (Bronstein) [1] E46 Nimzo-Indian St. Petersburg Rubinstein - Reshevsky[1] E67 King's Indian Fianchetto [1] E76 King's Indian Four Pawns [1] E91 King's Indian Classical [1] E91 King's Indian Classical - Kazakh[1] E94 King's Indian Modern [1] E98 King's Indian Yugoslav (Aronin) - Normal[1] E99 King's Indian Yugoslav (Aronin) - Benko[1] A00 Benko's opening [4] A00 Dunst (Sleipner, Heinrichsen) opening [1] A01 Nimzovich - Modern[1] A02 Bird - From Lasker[1] A03 Bird Dutch [1] A04 Reti [3] A04 Reti - Dutch[2] A04 Reti - Improved Lisitsin[3] A05 Reti Symmetrical [5] A05 Reti Symmetrical - Nimzovich[1] A05 Reti Symmetrical - King's Indian[1] A06 Reti Zukertort [2] A07 Reti King's Indian [3] A08 Reti King's Indian [1] A09 Reti Gambit [1] A10 English - Anglo-Dutch[2] A11 English Anglo-Slav [1] A15 English Anglo-Indian - King's Knight[2] A20 English Sicilian [1] A25 English Closed Sicilian - Carls[2] A25 Benko's opening - Taimanov[2] A26 English Closed Sicilian - Taimanov[1] A26 English Closed Sicilian - Botvinnik[3] A30 English Symmetrical [1] A39 English Ultra-Symmetrical (Mecking) [1] A40 Irregular Queen's Pawn - Franco-Indian[7] A40 Old Benoni - Kotov (Beefeater)[2] A43 Old Benoni [5] A45 Indian [7] A45 Indian - Trompowsky[18] A46 Indian Knight [4] A46 Indian Knight - Polish[1] A46 Indian Knight - London[1] A46 Indian Knight - Torre[1] A49 Indian East Przepiorka [1] A80 Dutch - Raphael[1] A85 Dutch Queen's Knight [1] A88 Dutch Leningrad (Warsaw) - Dutch[5] B00 Irregular King's Pawn [2] B06 Robatsch [2] B06 Modern - Lizard[2] B06 Robatsch - Two Knights (Suttles)[2] B07 Pirc [2] B07 Pirc - Byrne[2] B08 Pirc Two Knights [2] B08 Pirc Two Knights - Quiet[2] B09 Pirc Austrian - Kurajica[2] B10 Caro-Kann [2] B10 Caro-Kann - Accelerated Panov[2] B12 Caro-Kann - Advance[2] B13 Caro-Kann Exchange [2] B14 Caro-Kann Panov - Panov[2] B15 Caro-Kann - Gurgenidze[2] B15 Caro-Kann - Knight[2] B15 Caro-Kann - Knight (Tartakower)[2] B20 Sicilian [2] B20 Sicilian - Snyder[2] B22 Sicilian Alapin - Smith-Morra[2] B23 Sicilian Closed [2] B24 Sicilian Closed [2] B31 Sicilian Rossolimo (Fianchetto) - Rossolimo[2] B40 Sicilian [2] B41 Sicilian Paulsen [2] B41 Sicilian Paulsen - Reti[2] B43 Sicilian Paulsen [2] B48 Sicilian Barnes (Bastrikov) [2] B50 Sicilian [2] B52 Sicilian Moscow [2] B52 Sicilian Moscow - Sokolsky[2] B55 Sicilian Open [2] B90 Sicilian Scheveningen Najdorf [2] B92 Sicilian Scheveningen Najdorf (Opecensky) [2] B95 Sicilian Scheveningen Najdorf [2] B97 Sicilian Scheveningen Najdorf (Poisoned Pawn) [2] B99 Sicilian Scheveningen Najdorf [2] C00 French - Spielmann[2] C00 French - Hanham[2] C01 French - Exchange[2] C02 French Advance - Paulsen[2] C04 French Tarrasch (Guimard) [2] C04 French Tarrasch (Guimard) - Byrne[2] C07 French Open Tarrasch [2] C11 French Paulsen - Steinitz[2] C12 French MacCutcheon - Olland[2] C14 French Classical - Steinitz[2] C15 French Winawer [2] C16 French Advance Winawer - Petrosian[2] C21 Center Game - Danish (Sorensen)[2] C25 Vienna - Anderssen[2] C29 Vienna Gambit [2] C29 Vienna Gambit - Paulsen (Bardeleben)[2] C39 King's Gambit Accepted (Classical Knight) - Kieseritzky (Berlin)[2] C40 Irregular King's Knight - Gunderam[2] C44 King's Knight - Ponziani Steinitz[2] C45 Scotch - Scotch[2] C45 Scotch - Scotch Schmid (Mieses)[2] C45 Scotch - Scotch Potter[2] C45 Scotch - Scotch Golmayo (Blumenfeld)[2] C47 Four Knights - Scotch[2] C50 Italian [2] C50 Italian - Pianissimo[2] C50 Vienna - Four Knights[2] C54 Giuoco Piano - Greco (Cracow)[2] C55 Two Knights - Modern Bishop[2] C55 Italian - Koltanowski[2] C77 Spanish Morphy - Anderssen[2] C77 Spanish Morphy - Mackenzie[2] C78 Spanish Morphy - Archangelsk[2] C86 Spanish Morphy - Solid Worrall[2] D00 Queen's Pawn - Mason (Steinitz)[2] D01 Indian - Veresov[2] D02 Queen's Pawn Zukertort [2] D04 Old Benoni - Semi-Colle[2] D05 Queen's Pawn Closed [2] D05 Indian Knight - Zukertort[2] D10 Slav [2] D10 Slav - Classical Exchange[2] D10 Slav - Winawer[2] D11 Slav Rubinstein [2] D30 Queen's Gambit Declined [2] D31 Queen's Gambit Declined - Old Semi-Slav[2] D31 Slav - Old Semi-Slav Noteboom[2] D31 Slav - Old Semi-Slav Noteboom (Abrahams)[2] D35 Neo-Indian - Exchange[2] D43 Semi-Slav [2] D43 Semi-Slav - Anti-Meran[2] D48 Semi-Slav Meran [2] D51 Neo-Indian - Exchange[2] E00 Neo-Indian [2] E00 Neo-Indian - Catalan Irregular[2] E06 Catalan Closed - Closed[2] E10 Irregular Indian - Blumenfeld[2] E11 Bogo-Indian - Nimzovich[2] E12 Queen's Indian [2] E18 Queen's Indian Classical [2] E20 Nimzo-Indian [2] E20 Nimzo-Indian - Kmoch[2] E22 Nimzo-Indian Spielmann [2] E26 Nimzo-Indian Saemisch [2] E32 Nimzo-Indian Classical [2] E53 Nimzo-Indian Bernstein [2] E76 King's Indian Four Pawns [2]