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QGA, 4.Nc3 Notation: 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3

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
246Andok Claus Micha...2114Wiemann Felix8901-025 ≣D02Ch NRW (juniors) ...
475Yangibayev Rustam1404Schweda Sven9621-021 ≣D02It (open) (b)27 Jul 2011
404Steen Hansen Peter1236Andersen Thomas10001-026 ≣D24It (open) \24 Jul 2008
352Marx Alexander1642Marx Horst11981-023 ≣D24It (open) (b)25 May 2006
446Vlckova Katerina ...1685Mullerova Katerina13191-021 ≣D20Ch Czech Republic...06 Mar 2010
442Sedlar Vit1880Stradal Pavel14471-018 ≣D20Czech League 2009...28 Nov 2009
456Knudsen Joachim H...1752Oxener Aldo (NED)14651-024 ≣D02It (open) \03 Aug 2010
482Laurain Dominique...1981Savalle Nicolas15301-025 ≣D24It (open)26 Dec 2011
398Knopf Felix1485Wanninger Carl15401-023 ≣A46Ch Germany (junio...08 Jun 2008
302Trumm Achim1885Mayer Christoph15411-025 ≣D02It \19 Jun 2003
491Koller Martin (CZE)1823Cermak Jan (CZE)15441-026 ≣D24It (open)01 Sep 2012
292Cureau Christian ...1439Mauron Regis (FRA)15870-124D20It (open)
448Boesch Dirk (GER)2109Wehhofer Josef15981-016 ≣D24Ch City (open)26 Apr 2010
425Suarez Alexander1767Jaramillo Duque D...16001-023 ≣D02Tournament (regio...22 Mar 2009
339Morgenstern Petra...2036Bollmann Rolf16031-015 ≣D24It (open) (b)04 Oct 2005
487Gruss Petr (CZE)1847Zitna Aneta (CZE)16151-018 ≣D02It (open)19 Jun 2012
361Hodowany Wojciech...1869Jarek Andrzej (POL)16221-016D24Cup MDK Fabryczna09 Dec 2006
307Schmidt PhilippLeddin Mathias (GER)16610-122D02Ch Mecklenburg-Vo...
418Heras Cuencas Mig...2008Garcia Lopez Fern...16751-023 ≣D24It (open)05 Dec 2008
478Kolev Atanas (BUL)2590Dochev Delyan (BUL)16751-019 ≣D02Memorial Kesarovs...30 Aug 2011
440Picart Laurent (FRA)2162Fernandez Clement...16891-022 ≣D24It (open)29 Oct 2009
402Pouzet Nolwenn (FRA)2158Ballandras Renaud...16901-019 ≣D24It (open)22 Jul 2008
383Zechner Andrea (AUT)1959Almert Margit (AUT)16941-012 ≣D24Ch Austria (w)
151Tratar Marko (SLO)2365Hribar A17051-023 ≣D02Ch Slovenia (juni...
391Nikolov Mihail (BUL)1841Gorbanovsky Oleg ...17351-017 ≣A46Ch World (juniors...20 Nov 2007
426Antonic Dusan (SRB)1965Korbovljanovic Na...17461-022D20It \30 Mar 2009
221Ricci Marco (ITA)2074Ferrari Guy (FRA)17481-026 ≣D20It (open) (b)
213Wolfram Dominik (...2152Begusch Michael (...17521-026 ≣D06Ch Austria (junio...
473Patino Garcia CarolsCamacho Lina Marc...17591-013 ≣D02Ch Pan-American (...05 Jul 2011
490Tomin Kristifor (...1965Skrbic Svetozar (...17711-024 ≣D02It (open) \17 Jul 2012
417Kharlamov Igor (RUS)1964Feofanov Alexande...17781-023 ≣A46Ch City (1/2 final)27 Nov 2008
375Gerasimenyk M (UKR)2168Strygin Alexandr ...17831-018 ≣D02Ch Ukraine (qual)13 May 2007
373Poluektov Yury (UKR)2327Strygin Alexandr ...17831-026 ≣D02Ch Ukraine (qual)11 May 2007
354Demin Vladimir (RUS)2433Quaeschling Udo (...17841-023 ≣D24It (open)15 Jun 2006
387Kviliunas Vladisl...1856Kasperavicius Jok...17901-018 ≣D02It (open)22 Aug 2007
75Edel Thomas (GER)2066Krueger Thomas (GER)17911-021 ≣D02It (open)
264Madriga Bonals LuisVidal Matos Ricar...18020-118D24It (c)
435Czaja Roman (POL)2086Wyczawska Agata (...18041-023 ≣D24It (open) (b)20 Aug 2009
286Hummel Paul (NED)2007Hemmes Maarten (NED)18111-022 ≣D20It (open) (junior...
441Wichmann Norbert1807Pinno Gregor (GER)18201-025 ≣D02Verbandsklasse A ...21 Nov 2009
330Repasi Zoltan (HUN)2127Haszon Attila (HUN)18251-011 ≣D24It (open) (b)18 Jun 2005
388Huljus ReinhardSaric Luka (CRO)18281-020 ≣D20It \24 Aug 2007
257Schwarz Andreas (...1887Maassen Hermann (...18311-018 ≣A06It (open)
275Ikonnikov Vyaches...2509Besnus Emmanuel (...18311-026 ≣D02It (open)
343Song Jinwoo James...1971Kim Hyunwoo (KOR)18511-026D02It17 Feb 2006
392Pakenham John H1680Gahir Jasdeep (ENG)18551-026 ≣D02Ch England (team)...24 Nov 2007
434Gozzoli Yannick (...2498Louis Andre (FRA)18621-025 ≣D24It (open)06 Jul 2009
457Katanov Andrey (RUS)2007Geyko Roman (RUS)18651-026 ≣D20Memorial Goriaino...14 Aug 2010
467Markelova Lubov (...2076Chadaeva Tatiana ...18661-026 ≣A06It (open) (w)01 Feb 2011
301Benito Alba Eladi...1941Hermida Rivera El...18821-020 ≣D24Ch Spain (seniors)
377Fedoseev Sergey (...2217Belenkaya Dina (RUS)18851-020 ≣D24It (open) \02 Jun 2007
365Bellon Lopez Juan...2434Munoz Jorva Migue...18861-021 ≣D02It (open)24 Feb 2007
183Szirmai Eduard (HUN)2185Schuetz Peter (SVK)18890-122 ≣D24It (open)
432Lemli Thomas (GER)2076Gresshoff Werner18971-014 ≣A06Verbandsklasse A ...02 May 2009
308Cozien Michel1690Colin Erwan19001-023 ≣D24Ch City24 Jan 2004
403Hartereau Philipp...2208Stephan Arthur (FRA)19061-024 ≣D24It (open)23 Jul 2008
486Slavov Hristo (BUL)1812Petrov Plamen (BUL)19070-126 ≣D02It (open)02 Jun 2012
360Peters Tobias (BEL)2029Caufriez Olivier ...19141-021 ≣D24Ch Belgium (team)...03 Dec 2006
270Paquico Rodriguez...2104Gonzalez Lopez Ma...19151-022 ≣D24Ch Spain (juniors...
424Kram Jiri1969Martinovsky Miroslav19221-025 ≣D02Czech League 2008...15 Feb 2009
445Taposu-Matei Alex...1785Visanescu Daria-I...19240-125 ≣D02Ch Romania (w)07 Feb 2010
161Votava Petr (CZE)2119Snopek Jiri (CZE)19261-022 ≣D02It (open) \
180Lippert Frank2115Ledfuss Guntram19301-025 ≣D20Bayern Regionalli...
466Repina Varvara (RUS)2280Chukhlantseva Ann...19331-024 ≣D24It (open) (studen...30 Jan 2011
470Castano Jhon Edis...2057Loaiza Yurani (COL)19361-012 ≣D24It (open)
371Hocevar Nikola (SLO)2097Schuetz Peter (SVK)19361-018 ≣D24Tournament (Elo) (a)15 Apr 2007
369Simacek Pavel (CZE)2472Muehle Hans-Bernd...19411-019 ≣D02Ch Europe03 Apr 2007
451Tereshechkina May...2016Chukhlantseva Ann...19421-010 ≣D24Ch Moscow (w)28 May 2010
300Narciso Dublan Ma...2487Pages De Garriga ...19481-026 ≣A06It (open)
191Pelletier Yannick...2465Gruener Adrian (SUI)19481-023 ≣D24It (open) \
255Soln Primoz (SLO)2413Wichmann Christia...19500-121 ≣D24It (open)
488Horak Jiri_ (CZE)2179Hronik Petr (CZE)19551-019 ≣D02It (open)03 Jul 2012
399Buzas Narvydas (LTU)1917Kasperavicius Jok...19550-124 ≣D24Cup Baltija (open)18 Jun 2008
328Gossart Gerard (FRA)1728Battesti Marc-And...19630-123 ≣A06Tournament (Elo)
24Breazu M (ROM)Szabo Ervin (HUN)19711-023 ≣D24corr.
408Novozhenin Aleksa...2142Romanov Stanislav...19740-19 ≣D02It (open) (b)20 Aug 2008
459Travnicek Petr (CZE)2164Stehlik Jiri (CZE)19761-023 ≣D24It (open)18 Aug 2010
437Iacomussi Mario1772Manni Stefano19800-120 ≣D02It (open)19 Sep 2009
347Brinkmann Markus ...2013Thies Dietmar (GER)19821-023 ≣D24It \07 Apr 2006
415Jagodzinski Walde...2124Zielinski Olgierd...19851-022 ≣D02Ch Poland (team) ...09 Nov 2008
277Schmitzer Peter (...2093Buecherl Konstant...19910-123 ≣D02Ch City (open)
345Mirkovic Stevan (...2247Sobic Dragan (MNE)19911-026 ≣A06It (open)19 Mar 2006
168Dambravaite Rita ...2170Lapinskaite Sarun...19941-025 ≣D24Ch Lithuania (w)
416Steinbacher Claud...2203Barrenechea Steph...19941-024 ≣D24Olympiad (w)17 Nov 2008
376Klementys Jerzy (...1883Krasnodebska Magd...19960-120 ≣D24It (open)23 May 2007
374Gorczyca Dominika...1997Krasnodebska Magd...19961-025 ≣D02Tournament (team)12 May 2007
363Leczycki Pawel (POL)1879Krasnodebska Magd...19960-119 ≣D24Tournament (open) \13 Feb 2007
390Le Roux Jean-Pier...2477Levers Thierry (FRA)20101-020 ≣D02It (open)27 Oct 2007
312Martic Zlatko (CRO)2297Mrdjen David (CRO)20141-026 ≣D24Cup Croatia (team)
431Rodriguez Mayorga...2068Manrique Fernando...20191-019 ≣D24Ch Colombia (qual)01 May 2009
218Bernard Christoph...1694Thomas Olivier (FRA)20211-021 ≣D02It (open)
69Genova Ruzka (BUL)2195Baumstark Gertrud...20211-025 ≣D02Match \
461Siwek Antonin (CZE)1936Kubin Petr (CZE)20230-117 ≣A06It (open) \04 Oct 2010
439Brusnjak Saso1999Gazvoda Franc (SLO)20301-018 ≣D02Ch Slovenia (team...23 Oct 2009
20Vranesic Zvonko (...2320Agree Arnold20301-026 ≣D24It (open)
96Goldinger Peter (...2169Schroeder Frank20300-124 ≣D24World Tournament ...
333Obodchuk Andrei (...2426Prassas Georgios ...20311-022 ≣D24It (open) \13 Jul 2005
68Becker Thomas (GER)2138Henkel Ralf (GER)20351-020 ≣D24It (open)
412Copi Ambroz1525Stubljar Andrej (...20370-119 ≣D02Ch Slovenia (team...12 Oct 2008
201Sitnik Igor (SLO)2250Visintin Roberto ...20391-024 ≣D24It (open)