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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
344Leal Joao Vitor (...2126Merino Garcia Raf...22751-039 ≣A46Ch World (juniors...
512Javakhadze Zurab ...2167Koohestani Sh (IRI)20901-016 ≣A46Ch World (juniors...21 Nov 2007
511Jung Young Hoon (...1539Utkal Ranjan Sahoo0-129 ≣E15Ch World (juniors...19 Nov 2007
232Rowson Jonathan (...2581Garrido Fernandez...22290-133 ≣A46Ch World (juniors)
366Berclaz PhilippeQuaresma EngLuis ...1-035 ≣E15Ch World (e-mail)...
637Le Minh Hoang (VIE)1939Doan Van Duc (VIE)21000-140 ≣A46Ch Vietnam (team)24 Sep 2012
535Bui Trong HaoTran Ngo Thien Phu1-034 ≣E15Ch Vietnam (junio...02 Aug 2008
498Nguyen Thien Viet...2321Le Quang Liem (VIE)25340-137 ≣E15Ch Vietnam07 Apr 2007
165Nedeljkovic Aleks...2265Champagne P1-035 ≣A05Ch USA (corr.)
11Simonson AlbertDenker Arnold S (...22931-039 ≣A05Ch USA
116Browne Walter S (...2545Grefe John A (USA)24251-033 ≣E15Ch USA
266Ivanov Vitaly (RUS)2296Gutop Yuri V (RUS)23030-117 ≣E15Ch URS (team) (co...
53Lipnitsky Isaak (...Taimanov Mark E (...23861-034 ≣E15Ch URS (team)
230Serper Grigory (USA)2490Shneider Aleksand...25401-026 ≣A15Ch URS (swiss)
108Kochyev Alexander...2417Ubilava Elizbar (...25271-029 ≣A05Ch URS (qual)
61Ragozin Viachesla...Cherepkov Alexand...23951-032 ≣E15Ch URS (1/2 final)
43Aratovsky NikolayRovner Dmitry (RUS)1-034 ≣E15Ch URS (1/2 final)
38Lilienthal Andor ...2385Keres Paul (EST)25800-131 ≣E15Ch URS
37Lilienthal Andor ...2385Alatortsev Vladim...0-127 ≣A46Ch URS
3Makogonov Vladimi...Botvinnik Mikhail...26300-124 ≣A46Ch URS
109Dorfman Iossif D ...2380Gulko Boris F (USA)24800-138 ≣A17Ch URS
516Vorobyev IBelyaev Ilja (UKR)20311-036E15Ch Ukraine (junio...05 Dec 2007
515Pompa SGolubka Petr (UKR)22700-132 ≣A05Ch Ukraine (junio...02 Dec 2007
491Andreev Denis (UKR)2033Borsuk Konstantin...22630-131 ≣A46Ch Ukraine (junio...08 Dec 2006
433Artemchuk Taras (...2224Serik Maxim (UKR)22460-126 ≣E15Ch Ukraine (junio...
437Baryshpolets Andr...2120Yurkov Alexey (UKR)20911-037 ≣A05Ch Ukraine (junio...
609Izhnin A (UKR)2346Mazurchak Bogdan ...22131-033 ≣A05Ch Ukraine (1/2 f...11 May 2011
196Savchenko Stanisl...2480Frolov Artur (UKR)24991-033 ≣E15Ch Ukraine
259Batchinsky Stepha...2274Leuba Didier (SUI)22191-022 ≣A05Ch Switzerland (t...
462Hammar Ulf (SWE)2156Sagit Ranan (SWE)22430-135E15Ch Sweden (juniors)
221Hylen MatsHjorth Gunnar (SWE)22221-036 ≣A46Ch Sweden (corr.)
172Renman Nils-Gusta...2425Eriksson Anders (...22951-040 ≣A46Ch Sweden
588Renteria Jorge (COL)2266Gutierrez Olivare...21751-035 ≣E15Ch Spain (team) (...07 Aug 2010
356Perez Juan M (CUB)2239Sabater A1-039 ≣E15Ch Spain (team) (...
380Blazquez Denis (FRA)2180Angel Acosta Juan...21811-034 ≣A05Ch Spain (team)
558Quintin Navarro A...2064Pardo Simon David...23210-132 ≣E00Ch Spain (juniors...11 Jul 2009
431Sebenik Matej (SLO)2413Zaja Ivan (CRO)24590-132 ≣A40Ch Slovenia (team)
309Koval Anton (SVK)2177Pcola Pavol (SVK)24501-035 ≣A40Ch Slovakia (open)
171Husek Zdenek (SVK)2033Franzen Jozef (SVK)23800-127 ≣A46Ch Slovakia
633Rakic Teodora (SRB)1851Zarkovic Mila (SRB)19960-134 ≣E15Ch Serbia (junior...30 Jul 2012
209Heller MartinSeeck Klaus (GER)21460-138 ≣A46Ch Schleswig Hols...
289Pavlov Aleksandr ...2240Sigitov V1-026 ≣E15Ch Russia (team)
258Lastin Alexander ...2538Yemelin Vasily (RUS)25680-131 ≣A46Ch Russia (junior...
442Gavariev Renat (RUS)2310Malakhevich Evgen...22381-035 ≣E15Ch Russia (junior...
404Bocsvin Dmitri (RUS)2144Kraev Alexei (RUS)23081-031 ≣A05Ch Russia (junior...
523Koveshnikova Dari...2012Mustafina Svetlan...19311-033 ≣A05Ch Russia (junior...
441Anpilogov Vadim (...2002Bragin Artem (RUS)20420-126 ≣E15Ch Russia (junior...
372Ignatova YuJaremenko E0-128 ≣E15Ch Russia (junior...
322Vaskin VTakhtarov V1-026 ≣A05Ch Russia (corr.)...
394GrinblatChernyi1-036 ≣A47Ch Russia (club) ...
591Plass Mariana-Cam...2134Baciu Anca-Otilia...21301-040 ≣A46Ch Romania (team)...05 Sep 2010
298Grunberg Mihai-Lu...2330Zainea Marius (ROM)22401-039 ≣A05Ch Romania (team)
299Grunberg Mihai-Lu...2330Zainea Marius (ROM)22401-027 ≣A05Ch Romania (team)
474Georgescu Tiberiu...2211Miroiu George Cat...19581-038 ≣E15Ch Romania (junio...14 Apr 2006
552Vrajitoru Vlad-La...Toma Radu-Cristian19790-123 ≣E15Ch Romania (junio...11 Apr 2009
567Filippov Vladimir...1962Khripunov Alexand...19831-038 ≣A05Ch Region (seniors)27 Nov 2009
550Dulin Anatoliy (RUS)1983Shishkin Lev (RUS)20711-040 ≣E15Ch Region (seniors)25 Mar 2009
559Berrios Echevarri...2161Guzman Carlos (PUR)20841-031 ≣A40Ch Puerto Rico15 Jul 2009
569Gavariev Renat (RUS)2332Murzin Lenar (RUS)21701-023 ≣E15Ch PriFO (open)26 Jan 2010
420Szymanska Maria (...2167Staszewska Anna (...20041-035 ≣E15Ch Poland (team) ...
368Walaszczyk Witold...2241Jurkiewicz Krzysz...21671-030 ≣A46Ch Poland (team) ...
90Borchardt Adam (POL)1967Lachut Jan1-036 ≣A46Ch Poland (team)
229Kardys Zbigniew (...1992Gizynski Tomasz (...23310-136 ≣A05Ch Poland (team)
255Zelazkowski RDybala R1-039 ≣E15Ch Poland (corr.)
250Zarzycki WCzarnolewski P0-139 ≣E15Ch Poland (corr.)
10Najdorf Miguel (POL)2445Schaechter Izaak1-035 ≣A47Ch Poland
30Szapiro MarekSliwa Bogdan (POL)22350-136 ≣A46Ch Poland30 Jul 1946
31Szapiro MarekPlater Kazimierz ...1-035 ≣A47Ch Poland08 Aug 1946
32Mnichowicz ESliwa Bogdan (POL)22350-136 ≣A46Ch Poland09 Aug 1946
234Fischer Andre Kla...2227Rist Manfred (GER)22130-133 ≣A40Ch Oberschwaben
21Steiner Lajos (HUN)Goldstein Maurice...1-036 ≣E15Ch NSW (play-off)
424Osterberg HugoDiesen Bruce (NOR)22560-133 ≣E15Ch Norway (team) ...
615Gyldenas Ole Jorn...2001Muhsen Abdullah M20470-137 ≣A46Ch Norway (club)14 Oct 2011
563Bensdorp Marlies ...2334Middelveld Martin...20911-017 ≣A40Ch Netherlands (w)12 Sep 2009
471Nikolic Predrag (...2584Werle Jan (NED)25091-040 ≣A05Ch Netherlands (t...17 Dec 2005
500Goudriaan Etienne...2123Spaan Nathanel (NED)21381-030 ≣A46Ch Netherlands (o...25 Jul 2007
16Mulder EAJMVan den Hoek Arno...0-139 ≣E15Ch Netherlands
207Moen Steinar (NOR)2217Hoos B0-140 ≣A15Ch NATO (team)
199Sheynin SDahl B (NOR)23101-030 ≣A46Ch Nassau
440Ruiz Garcia Jose ...2117Moya Albadalejo J...19791-037 ≣E15Ch Murcia
294Donchenko Anatoly...2405Zakharov Alexande...23501-032 ≣A05Ch Moscow (open)
314Perron SeanBaragar Fletcher ...23050-128 ≣A47Ch Manitoba
518Dambrauskaite Jur...1816Limontaite Simona...21970-129 ≣E15Ch Lithuania (1/2...28 Jan 2008
547Piesina Gintautas...2342Setkauskas Vaidas...21861-021 ≣A05Ch Lithuania (1/2...16 Feb 2009
282Ruzele Darius (LTU)2495Butnorius Algiman...24500-138 ≣E15Ch Lithuania
7Batuev Andrey Mik...Shipunov Georgy A0-133 ≣E15Ch Leningrad
593Demensky Evgeny (...2220Riabov Alexander ...20721-039 ≣A46Ch Kuzbass23 Oct 2010
252Eichhorn UlrikeMeissner Christoph0-137 ≣E15Ch JBLN East 1992/93
292Ciampi Vincenzo (...2107Laketic Gojko (SRB)24200-131 ≣A46Ch Italy (team)
170La Tanza EColombo Alberto (...20900-136 ≣E15Ch Italy
59Porreca Giorgio (...Del Vecchio Lucio1-017 ≣A05Ch Italy
169Dini DColombo Alberto (...20900-134 ≣E15Ch Italy
434Thorhallsson Thro...2460Thorfinnsson Bjor...23381-034 ≣A46Ch Iceland
371Thorfinnsson Bjor...2195Vidarsson Jon G (...23520-132 ≣E15Ch Iceland
243Kovacs Laszlo M (...2339Portisch Gabor (HUN)23390-136 ≣A40Ch Hungary (team)...
414Frosch Erich (AUT)2339Szabo Lajos (HUN)21951-040 ≣E12Ch Hungary (open)
616Suhajda Attila (HUN)1921Eltigani Omar (HUN)23100-131 ≣E15Ch Hungary (junio...06 Nov 2011
72Barcza Gedeon (HUN)2435Kluger Gyula (HUN)22500-139 ≣A05Ch Hungary
46Gereben Erno (SUI)2320Pogats Jozsef (HUN)22301-040 ≣A47Ch Hungary
418Heck Norbert (GER)2252Chandler Patrick ...22891-038 ≣A05Ch Hessen