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Queen's Indian, Old Main line, 9.Qxc3 Notation: 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3

In each game under Location you see masterchessopen.com but it's not a valid website, so please don't use it. Claus Gamborg, Jan. 2023

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#WhiteRatingBlackRatingResultMovesECOTournamentDate
364Blasko Istvan (HUN)2221Hidegh Eszter (HUN)21351-021 ≣E00It (open)
568Al-Aqrabi Saleh (...2201Himanshu Sharma (...24490-127 ≣E15Ch Asia (team)27 Dec 2009
185Nikolic Predrag (...2620Hjartarson Johann...25501-028 ≣E15It \
561Hetey Laszlo (GER)2352Houriez Clement (...23140-140 ≣E15It (open)01 Aug 2009
602Stepanov Alexande...2159Ibrahimov Rasul (...25320-129 ≣E15It (cat.5)28 Mar 2011
486Brujic Bozidar (SRB)2208Ivanis Goran (SRB)20211-033 ≣E15Ch Belgrad (team)...16 Oct 2006
605Abasov Nijat Azad...2470Izzat Kanan Azar ...22381-034 ≣E15Ch Azerbaijan (ju...11 Apr 2011
204Voronov AJaderholm Bo (FIN)18790-131 ≣E15Europe Tournament...
372Ignatova YuJaremenko E0-128 ≣E15Ch Russia (junior...
592Zatonskih Anna (USA)2480Javakhishvili Lel...24511-031 ≣E15Olympiad (w)27 Sep 2010
124Raivio Yrjo (FIN)2067Jensen Rene (DEN)22951-025 ≣E15Ch Denmark (juniors)
103Lindh BengtJohansson Martin ...24301-027 ≣E15corr.
158Andreas PeterJohansson Thomas ...21731-033 ≣E15It (b)
521Primbetov K (KAZ)2220Kabyshev A1-024 ≣E15Ch City26 Feb 2008
499Aliqogin Jaslan (...2342Kaliberda Vladimi...23191-034 ≣E15Memorial Zudov (c...12 Jul 2007
630Milovanovic Srbol...2217Kalinic Dusan (SRB)20821-032 ≣E15Ch Central Serbia...07 Jul 2012
472Szymanska Maria (...2159Kaunas Kestutis (...23180-140 ≣E15Ch Europe (active)18 Dec 2005
38Lilienthal Andor ...2385Keres Paul (EST)25800-131 ≣E15Ch URS
14Euwe Max (NED)Keres Paul (EST)25800-134 ≣E15Match
153Cording Harm (GER)2258Kiefer Gerhard (GER)22571-039 ≣E15Bundesliga 1980/81
274Wiethaup Moritz (...2134Klemm Dietmar (GER)21950-131 ≣E15It (b)
150Blachmann Horst (...2125Kliesch Bernd-Wal...19800-139 ≣E15Ch DDR (corr.)
64Uhlmann Wolfgang ...2379Koch Berthold (GDR)0-126 ≣E15Ch Germany
157KocandrieKodym1-027 ≣E15?
257Chambers GilbertKolbert Andrews0-124 ≣E15It (open)
156Karlsson RalfKolsi Ari1-033 ≣E15?
97Filip Miroslav (CZE)2465Korchnoi Viktor (...25560-137 ≣E15Olympiad
92Ivkov Borislav (SRB)2416Korchnoi Viktor (...25560-136 ≣E15Olympiad
44Najdorf Miguel (POL)2445Kottnauer Cenek (...23701-036 ≣E15It
55Bouwmeester Hans ...2343Kramer Haije J (NED)23300-137 ≣E15It
275Bazhin Anatoly (RUS)2385Krivonosov Oleg (...24000-132 ≣E15It (open)
174Kerik MKuehnel H1-031 ≣E15Cup Baltic (corr.)
526Frank Christian (...1936Kugler Florian (GER)19730-130 ≣E15Ch Germany (junio...08 Jun 2008
346Voracek Miroslav ...2210Kunin Vitaly (GER)22900-136 ≣E15Ch Europe (junior...
79Darga Klaus (GER)2453Kupper Josef (SUI)23741-031 ≣E15Cup Clare Benedict
86Baumbach Friedric...2239Kuttner Uwe1-039 ≣E15Ch DDR
377Piscopo Pierluigi...2039Laketic Gojko (SRB)24180-132 ≣E15Tournament (open)
5Reti Richard (CZE)Landau Salo (POL)1-037 ≣E15Match
262Pfeffer Ruprecht ...2261Lankenau Christia...21251-023 ≣E15Ch Germany (junio...
519Castaneda JLaverde Luis1-028 ≣E15It (open)09 Feb 2008
357Kljako Damir (CRO)2253Lebel-Arias Julia...20531-028 ≣E15It (matches)
449Bauder Herbert (GER)2115Lehmann Karl-Hein...22290-125 ≣E15It (open) \16 Aug 2004
303Haemmerlein Thoma...2170Lehmann Matthias ...21800-138 ≣E15Ch Berlin
118Lindvall AnttiLehtosaari Kalevi...20430-130 ≣E15?
470Ruether Rudolf (GER)2188Leitner Maximilia...22550-138 ≣E15Bayern Landesliga...13 Nov 2005
498Nguyen Thien Viet...2321Le Quang Liem (VIE)25340-137 ≣E15Ch Vietnam07 Apr 2007
164Madler JurgenLetic Stevan (SRB)21041-035 ≣E15Memorial Heilimo ...
184Wheeler Mark (ENG)2295Levitt Jonathan (...23950-136 ≣E15It (open) \
239Bornemann Wolfram...2258Lieb Harald (GER)21910-127 ≣E15Bundesliga 1991/92
343Henttinen Markku ...2270Liitiainen Elia (...22061-037 ≣E15It (open)
465Balog Imre (HUN)2032Lilov Valeri (BUL)22310-136 ≣E15Ch Europe (junior...
518Dambrauskaite Jur...1816Limontaite Simona...21970-129 ≣E15Ch Lithuania (1/2...28 Jan 2008
94Vaganian Rafael A...2577Lombard Andre (SUI)23501-040 ≣E15Ch Europe (juniors)
331Garcia Cervigon J...Lopez Capape Arma...18951-040 ≣E12It (open) \
370Stolfa Rodolfo (ITA)1812Loviscek Matjaz (...20310-131 ≣E15It (open)
342Pilchin Mikhail (...Lukuanenko Sergei...22170-132 ≣E15Ch City
583Kouroumbas Kosmas...1710Maiorov Nikita (BLR)25460-132 ≣E15It (open)22 Jul 2010
611Haravitsidis Milt...1842Maiorov Nikita (BLR)25580-129 ≣E15It (open)20 Jul 2011
365Meskanen Vesa (FIN)2065Maki-Uuro Miikka ...23631-034 ≣E15It (open) \
442Gavariev Renat (RUS)2310Malakhevich Evgen...22381-035 ≣E15Ch Russia (junior...
327Goeczoe Melinda (...Matnadze Ana (GEO)21450-117 ≣E15Ch Europe (junior...
551Akdag Dara (DEN)2198Matthiesen Martin...23050-134 ≣E15Ch Denmark09 Apr 2009
252Eichhorn UlrikeMeissner Christoph0-137 ≣E15Ch JBLN East 1992/93
477Bayarmandah Balga...2182Merritt Mario (TRI)21251-037 ≣E15Olympiad30 May 2006
220Deantoni Veronica...2005Mills Natalie (AUS)20290-140 ≣E15Olympiad
474Georgescu Tiberiu...2211Miroiu George Cat...19581-038 ≣E15Ch Romania (junio...14 Apr 2006
439Melero Morales Ja...2107Moran Fernandez F...1-036 ≣E15Ch Asturias
398Burgos Garbin Fra...2078Morcillo Ferran J...21461-013 ≣E15It (open)
440Ruiz Garcia Jose ...2117Moya Albadalejo J...19791-037 ≣E15Ch Murcia
100Gerber KMueller Erich (GER)21401-025 ≣E15corr.
569Gavariev Renat (RUS)2332Murzin Lenar (RUS)21701-023 ≣E15Ch PriFO (open)26 Jan 2010
318Rodriguez Uria Ju...2272Nachon Menendez G...21321-028 ≣E15Ch Asturias (team...
9Monticelli Mario ...Najdorf Miguel (POL)24450-135 ≣E15Olympiad
22Maderna Carlos H ...Najdorf Miguel (POL)24450-130 ≣E15Memorial R.Grau
33Batik FrantisekNapolitano Mario ...0-139 ≣E15?
54Golombek Harry (ENG)2320Nedeljkovic Sreck...21880-139 ≣E15It
225Wilde MartinNeubert Marcus21201-030E15It (open)
315Hernandez Hector ...2065Neumann Han H W M...20911-034 ≣E15Olympiad
355Seres Lajos (HUN)2395Nguyen Anh Dung (...24840-135 ≣E15It (cat.8)
417Tovsanaa Nyamaa (...2281Nguyen Anh Dung (...25300-131 ≣E15Olympiad
104Hort Vlastimil (GER)2600Novak Ervin (CZE)22251-034 ≣E15Ch Czechoslovakia
361Gervasio Ricardo ...2352Olivier Jean-Chri...23931-039 ≣E15Ch France (team) ...
15Treybal Karel (CZE)Opocensky Karel (...0-137 ≣E15Ch Czechia
215Ramas CPalmer Tony (USA)22170-139 ≣E15It (open)
507Mizsei Janos (HUN)2096Palotas Peter (HUN)20001-033 ≣E15Tournament (Elo) (a)01 Sep 2007
566Blagojevic Dragis...2545Pantic Ivica (SRB)21971-034 ≣E15It (open) \27 Nov 2009
558Quintin Navarro A...2064Pardo Simon David...23210-132 ≣E00Ch Spain (juniors...11 Jul 2009
401Ilincic Zlatko (SRB)2521Paschall William ...23931-023 ≣E15It (cat.10)
571Juhasz Armin (HUN)1977Pataki Zemplen (LUX)18281-031 ≣E15Tournament (Elo) (b)08 Apr 2010
455Popic Simeon (SRB)2089Pavlovic Dragolju...22520-140 ≣E15It (open)26 Nov 2004
321Sylvan Jacob (DEN)2245Petersen Steen (DEN)21401-031 ≣E15It (open) \
138Wright JohnPeterson George1-032 ≣E15It (corr.)
126Beliavsky Alexand...2530Petrosian Tigran ...26201-039 ≣E15It \
45Schindler JosefPfeiffer Gerhard ...0-129 ≣E15Ch BRD
639Volkov Sergey Vik...2579Predke Alexandr (...24911-040 ≣E15Cup R.Nezhmetdino...29 Sep 2012
29Koblents Alexande...Prucha Karel (CZE)1-027 ≣E15Match \
218Manninen Marko (FIN)2377Pulkkinen Kari (FIN)22631-033 ≣E15Ch Club
366Berclaz PhilippeQuaresma EngLuis ...1-035 ≣E15Ch World (e-mail)...
334Estrada Martinez ...2165Ramirez Allo Edua...22550-135 ≣E15It (open)
188Lehtonen KalervoRantanen Veikko1-039 ≣E15?