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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
63Santiago Oliveira...Tavares Da Silva ...0-138 ≣E00Ch Brazil
175Kristensen Frank ...1972Shaltis V0-131 ≣A05Cup Baltic (corr.)
3Makogonov Vladimi...Botvinnik Mikhail...26300-124 ≣A46Ch URS
60Doerner CharlesTeschner Rudolf (...22950-133 ≣E15Olympiad
141Stoll Joachim (GER)2230Hartmann Wolfram ...22440-136 ≣A47Bundesliga 1980/81
171Husek Zdenek (SVK)2033Franzen Jozef (SVK)23800-127 ≣A46Ch Slovakia
98Naranja Renato (PHI)2221Johannessen Svein...22730-140 ≣A15Olympiad
2Takacs Sandor (HUN)Asztalos Lajos (HUN)0-130 ≣A15It
19Rossetto Hector (...2285Stahlberg Gideon ...0-136 ≣E15It
51Millin PaoloKeller Hans0-120 ≣A46It
95Mista Ladislav (CZE)2158Korchnoi Viktor (...25560-136 ≣A17Ch Czechoslovakia
132Horn Peter (GER)2161Heilemann Manfred...22940-139 ≣E15Ch Germany (team)...
149Dydyshko Viachesl...2450Ravisekhar Raja (...24200-140 ≣E15It (cat.7)
170La Tanza EColombo Alberto (...20900-136 ≣E15Ch Italy
457Mihalj M Miroslav...2313Laketic Gojko (SRB)24790-131 ≣A46It20 Mar 2005
26Szabo Laszlo (HUN)1903Denker Arnold S (...22930-139 ≣E15It
32Mnichowicz ESliwa Bogdan (POL)22350-136 ≣A46Ch Poland09 Aug 1946
276Muench Gerhard (GER)2114Wunder Horst (GER)21150-121 ≣A04Ch Bayern (2)
14Euwe Max (NED)Keres Paul (EST)25800-134 ≣E15Match
18Maderna Carlos H ...Bolbochan Jacobo ...0-136 ≣E15It
34Gruber BratoljubBozic Alexander0-136 ≣E15Ch Yugoslavia
48Baron ScudierSmith Kenneth R (...23700-129 ≣A05It (open)
71Moehring Guenther...2294Blatny Frantisek ...21120-124 ≣A40It (a)30 Dec 1956
81Huguet Bernard (FRA)2146Conan Claude0-125 ≣A15It
99Espig Lutz (GER)2460Liebert Heinz (GER)24200-133 ≣A05It
128Miles Anthony J (...2565Korchnoi Viktor (...26650-134A46It (cat.13)
62Eidelman MauricioCruz Walter Oswal...0-138 ≣A46It
146Misojcic Miroslav...2242Jovicic Milos (SRB)23310-125 ≣A46It29 Mar 1980
216Sandkamp Ralph (GER)2307Schlenga Klaus0-127 ≣E15Bundesliga 1989/90
167Bettalli Marco (ITA)2053Tirabassi Maurizi...23060-133 ≣A05?
637Le Minh Hoang (VIE)1939Doan Van Duc (VIE)21000-140 ≣A46Ch Vietnam (team)24 Sep 2012
215Ramas CPalmer Tony (USA)22170-139 ≣E15It (open)
292Ciampi Vincenzo (...2107Laketic Gojko (SRB)24200-131 ≣A46Ch Italy (team)
22Maderna Carlos H ...Najdorf Miguel (POL)24450-130 ≣E15Memorial R.Grau
1Przepiorka Dawid ...Ahues Carl O (GER)0-131 ≣A47
16Mulder EAJMVan den Hoek Arno...0-139 ≣E15Ch Netherlands
66Del Vecchio LucioCastaldi Vincenzo...0-126 ≣E15?
54Golombek Harry (ENG)2320Nedeljkovic Sreck...21880-139 ≣E15It
8Vallve JKahn Victor0-137 ≣A47It
12Kolski JosekRegedzinski Teodor0-137 ≣E15It
85Horberg Beng EricStahlberg Gideon ...0-132A47It
17Iliesco Juan TraianNajdorf Miguel (POL)24450-127 ≣A05It
73Najdorf Miguel (POL)2445Reshevsky Samuel ...24300-139 ≣E15It
33Batik FrantisekNapolitano Mario ...0-139 ≣E15?
37Lilienthal Andor ...2385Alatortsev Vladim...0-127 ≣A46Ch URS
47Henneberke Frans ...Matanovic Aleksan...24900-140 ≣A46Match \22 Jun 1950
378Waffenschmidt Joa...2031Kienzler Werner0-136 ≣A46Verbandsliga Bade...28 Nov 1999
64Uhlmann Wolfgang ...2379Koch Berthold (GDR)0-126 ≣E15Ch Germany
340Nauschuetz Ernst ...1916Werner Daniel (GER)21590-134 ≣E15It (open)
72Barcza Gedeon (HUN)2435Kluger Gyula (HUN)22500-139 ≣A05Ch Hungary
238Bolding Klaus (FRA)2246Aagaard Jacob (SCO)22500-125 ≣A05Ch Denmark (qual)
396Gaponenko Leonid ...2049Kazantsev Valenti...21180-135 ≣A46Memorial M.Chigor...
110Goldschmidt Berna...Bielicki Carlos (...23150-133 ≣E15It (open) \
111Kraidman Yair (ISR)2475Smyslov Vassily (...25950-135 ≣E15It
159Rind Bruce (USA)2335Wiedenkeller Mich...23200-123 ≣A05Ch Cleveland
109Dorfman Iossif D ...2380Gulko Boris F (USA)24800-138 ≣A17Ch URS
38Lilienthal Andor ...2385Keres Paul (EST)25800-131 ≣E15Ch URS
144Stigar Petter (NOR)2298Danielsen Henrik ...25430-132 ≣E15Ch Denmark (juniors)
227Herrmann Michael ...2242Lieb Harald (GER)21910-127 ≣A05Bundesliga 1990/9...
70Maher Vincent (IRE)Sapre Ramchandra ...0-137 ≣E15Olympiad (sf)05 Sep 1956
370Stolfa Rodolfo (ITA)1812Loviscek Matjaz (...20310-131 ≣E15It (open)
160Ullrich Farid-Rao...2154Ostermeyer Peter ...24100-139A05Bundesliga 1981/82
118Lindvall AnttiLehtosaari Kalevi...20430-130 ≣E15?
463Straka Zdenek (CZE)2041Dolezal Jiri (CZE)17690-138 ≣A47It (open)
56Platz HansStahlberg Gideon ...0-138 ≣A46Memorial G.Maroczy
619Aksenov Oleksandr...1847Teychene Jean-Lou...19410-127 ≣E15It (open)27 Dec 2011
501Tantsov Petr (RUS)1708Tarasov Igor (RUS)23630-140 ≣E15Memorial K.Tsiolk...03 Aug 2007
200Medar Zeljko (SRB)2219Laketic Gojko (SRB)24000-132 ≣A05It (open)
481Varverakis Kostas1800Panagiotakos Niko...20270-136 ≣A05It (open) \19 Aug 2006
415Baumann Walter1725Fels Karl-Heinz (...19110-132 ≣A46Ch Bayern (senior...
207Moen Steinar (NOR)2217Hoos B0-140 ≣A15Ch NATO (team)
277Kosir Franci (SLO)1959Brglez Rado (SLO)23150-137 ≣A46It (open)
55Bouwmeester Hans ...2343Kramer Haije J (NED)23300-137 ≣E15It
97Filip Miroslav (CZE)2465Korchnoi Viktor (...25560-137 ≣E15Olympiad
252Eichhorn UlrikeMeissner Christoph0-137 ≣E15Ch JBLN East 1992/93
324Maki-Torkko Martt...2195Heinimaki Leo (FIN)20720-135 ≣A46Ch Finland (team)...
92Ivkov Borislav (SRB)2416Korchnoi Viktor (...25560-136 ≣E15Olympiad
633Rakic Teodora (SRB)1851Zarkovic Mila (SRB)19960-134 ≣E15Ch Serbia (junior...30 Jul 2012
268Jorgensen Brian J...2252Greger Roland (DEN)23800-127 ≣A46Ch Club
7Batuev Andrey Mik...Shipunov Georgy A0-133 ≣E15Ch Leningrad
9Monticelli Mario ...Najdorf Miguel (POL)24450-135 ≣E15Olympiad
137Larsen Bent (DEN)2585Karpov Anatoly (RUS)27250-123 ≣A05It (cat.14)
150Blachmann Horst (...2125Kliesch Bernd-Wal...19800-139 ≣E15Ch DDR (corr.)
606Binder Moriz (AUT)1940Gstach Jakob (AUT)20430-132E15Ch Austria (junio...19 Apr 2011
50Euwe Max (NED)Evans Larry M (USA)24700-139 ≣E15It
15Treybal Karel (CZE)Opocensky Karel (...0-137 ≣E15Ch Czechia
382Choma Alexandre P...2006Calcado A (BRA)22450-138 ≣A05Tournament (open)
590Paukert Jan1928Hulin Petr (CZE)20370-120 ≣A46It (open)23 Aug 2010
139Magerramov Elmar ...2435Grigorian Karen (...24750-138 ≣A13It (cat.10)
30Szapiro MarekSliwa Bogdan (POL)22350-136 ≣A46Ch Poland30 Jul 1946
446Foord Justin1417Garcia-Blanco Mig...19550-135 ≣A05It \10 Jul 2004
532Stockhaug Jon Arne1682Rosenkilde Alexan...21640-137 ≣A05It (open) \19 Jul 2008
45Schindler JosefPfeiffer Gerhard ...0-129 ≣E15Ch BRD
628Egorov Valery (RUS)1801Kruglyak Nikita (...20370-130 ≣A15Memorial Sarkisov...27 May 2012
169Dini DColombo Alberto (...20900-134 ≣E15Ch Italy
151Bondick Karl-Hein...2144Hesselbarth Karlh...18080-135 ≣E15Ch DDR (corr.)
278Vidic B2055Fucak Emilijo (CRO)22420-136 ≣A46It (open)
527Sverkunov Oleg (RUS)1921Glazkov Arseny (RUS)20300-135 ≣A05Tournament (Elo)23 Jun 2008
377Piscopo Pierluigi...2039Laketic Gojko (SRB)24180-132 ≣E15Tournament (open)
179Guido Flavio (ITA)2396Fenton N0-138 ≣E15Olympiad