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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
456Knudsen Joachim H...1752Oxener Aldo (NED)14651-024 ≣D02It (open) \03 Aug 2010
302Trumm Achim1885Mayer Christoph15411-025 ≣D02It \19 Jun 2003
425Suarez Alexander1767Jaramillo Duque D...16001-023 ≣D02Tournament (regio...22 Mar 2009
487Gruss Petr (CZE)1847Zitna Aneta (CZE)16151-018 ≣D02It (open)19 Jun 2012
307Schmidt PhilippLeddin Mathias (GER)16610-122D02Ch Mecklenburg-Vo...
478Kolev Atanas (BUL)2590Dochev Delyan (BUL)16751-019 ≣D02Memorial Kesarovs...30 Aug 2011
151Tratar Marko (SLO)2365Hribar A17051-023 ≣D02Ch Slovenia (juni...
473Patino Garcia CarolsCamacho Lina Marc...17591-013 ≣D02Ch Pan-American (...05 Jul 2011
490Tomin Kristifor (...1965Skrbic Svetozar (...17711-024 ≣D02It (open) \17 Jul 2012
373Poluektov Yury (UKR)2327Strygin Alexandr ...17831-026 ≣D02Ch Ukraine (qual)11 May 2007
375Gerasimenyk M (UKR)2168Strygin Alexandr ...17831-018 ≣D02Ch Ukraine (qual)13 May 2007
387Kviliunas Vladisl...1856Kasperavicius Jok...17901-018 ≣D02It (open)22 Aug 2007
75Edel Thomas (GER)2066Krueger Thomas (GER)17911-021 ≣D02It (open)
441Wichmann Norbert1807Pinno Gregor (GER)18201-025 ≣D02Verbandsklasse A ...21 Nov 2009
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
365Bellon Lopez Juan...2434Munoz Jorva Migue...18861-021 ≣D02It (open)24 Feb 2007
486Slavov Hristo (BUL)1812Petrov Plamen (BUL)19070-126 ≣D02It (open)02 Jun 2012
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) \
369Simacek Pavel (CZE)2472Muehle Hans-Bernd...19411-019 ≣D02Ch Europe03 Apr 2007
488Horak Jiri_ (CZE)2179Hronik Petr (CZE)19551-019 ≣D02It (open)03 Jul 2012
408Novozhenin Aleksa...2142Romanov Stanislav...19740-19 ≣D02It (open) (b)20 Aug 2008
437Iacomussi Mario1772Manni Stefano19800-120 ≣D02It (open)19 Sep 2009
415Jagodzinski Walde...2124Zielinski Olgierd...19851-022 ≣D02Ch Poland (team) ...09 Nov 2008
277Schmitzer Peter (...2093Buecherl Konstant...19910-123 ≣D02Ch City (open)
374Gorczyca Dominika...1997Krasnodebska Magd...19961-025 ≣D02Tournament (team)12 May 2007
390Le Roux Jean-Pier...2477Levers Thierry (FRA)20101-020 ≣D02It (open)27 Oct 2007
69Genova Ruzka (BUL)2195Baumstark Gertrud...20211-025 ≣D02Match \
218Bernard Christoph...1694Thomas Olivier (FRA)20211-021 ≣D02It (open)
439Brusnjak Saso1999Gazvoda Franc (SLO)20301-018 ≣D02Ch Slovenia (team...23 Oct 2009
412Copi Ambroz1525Stubljar Andrej (...20370-119 ≣D02Ch Slovenia (team...12 Oct 2008
205Shneider Aleksand...2540Kovalchuk Igor (UKR)20541-026 ≣D02Ch Ukraine (team)
103Barczak MJablonski Lukasz ...20551-020 ≣D02Ch Poland (team) ...
210Verbaere Philippe...1993Taunay Jean-Chris...20551-022 ≣D02It (open)
49Resende Antonio C...2403Rosa Jose Antonio...20581-018 ≣D02Ch Brazil
410Grgurevic Marinko...2032Rubil Marko (CRO)20600-126 ≣D02Memorial Ivan Tre...07 Sep 2008
463Nazaryev Sergey (...2276Adamson Garry (RUS)20751-025 ≣D02Memorial M.Chigor...03 Nov 2010
200Mchedlishvili Mik...2380Kasrashvili Alexa...20751-023 ≣D02Tournament
115Lorenz Beatrix (GER)Nowicki Eva (GER)20760-121 ≣D02Bundesliga (2nd) ...
477Alcazar Jimenez J...2257Draghici Gavril (...20771-021 ≣D02It (open)26 Aug 2011
298Feil CarmenSchmitz Manuela (...20910-123 ≣D02Ch Germany (team)...
348Mrdak Milomir (SRB)2089Todorovic Milos (...21051-023 ≣D02Cup Belgrade (team)08 Apr 2006
250Hofmann Christian...2124Pelt Alezander (GER)21050-123 ≣D02Ch Pfalz
338Llanes Hurtado Mi...2421Picazo Lopez Juan...21161-025 ≣D02It (open)04 Sep 2005
396Havaskori Laszlo ...2032Bodrogi Laszlo (HUN)21220-123 ≣D02Tournament (Elo) (a)05 Apr 2008
234Fernandez Jorge (...2265Quatrini Alejandr...21400-125 ≣D02Ch City
344Cousigne Frederic...2196Beneteau Hubert (...21501-021 ≣D02Ch France (team) ...11 Mar 2006
400Knoll Hermann (AUT)2371Wadsack Winfried ...21501-023 ≣D02Ch City29 Jun 2008
211Hofmann Christian...2004Senk Christian (GER)21620-122 ≣D02Ch RLP (b)
322Fiala Robert (CZE)2331Soukup Jiri (CZE)21711-018 ≣D02Czech League 2004...05 Dec 2004
135Kunnas ErkkiTiitta Sauli (FIN)21740-122 ≣D02Ch Club
484Harestad Thor Gei...2175Norman Kenneth I ...21741-025 ≣D02Ch Europe (senior...03 Apr 2012
197Veingold Aleksand...2450Tiitta Sauli (FIN)21741-025 ≣D02Ch Finland (team)...
261Dragomirescu Arse...2315Savic Marijana (SRB)21781-015 ≣D02It (w)
444Nuskhinov Bair (RUS)2055Erofeev Alexey (RUS)21781-018 ≣D02Cup Saratov RSOCF...19 Jan 2010
228Ulms Sandra (GER)2127Regan Natasha (ENG)21840-124 ≣D02Bundesliga 1999/0...
219Horvath Peter_ (HUN)2450Gombar Janos (HUN)21901-023 ≣D02It (open)
164Gross Georg (GER)2310Huebner Wolfgang ...21911-025 ≣D02Bundesliga (2nd) ...
379Hayder Aziz (IRQ)2167Plotkin Victor (CAN)21930-115 ≣D02It \09 Jul 2007
318Rawski Slawomir (...2278Gawronski Mirosla...21971-025 ≣D02Ch Poland (team) ...08 Sep 2004
122Maga Mirabeau (PHI)2250Navarro Roberto (...21981-023 ≣D02Olympiad
429Obringer Jean-Mar...2049Remille Tristan (...22041-018 ≣D02It (open)30 Apr 2009
131Mollov Ergin (BUL)2394Peric Slavisa (SRB)22051-014 ≣D02It (open)
454Baraeva Irina (RUS)2157Sufiev Rinat (RUS)22090-122 ≣D02Memorial Zudov (b)29 Jun 2010
337Kanjuh Vladimir (...2090Aksentijevic Mali...22210-123 ≣D02It (open) \16 Aug 2005
346Ivakhinova Inna (...2244Karibaeva Elvira ...22331-024 ≣D02Ch Russia (junior...
55Titorenko Natalia...2143Putjatina Nadezhd...22350-125 ≣D02?
160Gross Georg (GER)2310Valenta Vit (CZE)22501-017 ≣D02It (open)
138Komljenovic Luka ...2228Krallmann Matthia...22520-122 ≣D02It (open)
247Rek Krzysztof (POL)2043Tomczak Rafal (POL)22530-125 ≣D02Ch Poland (team) ...
198Borg Andrew (MLT)2105Dimitriadis Georg...22551-024 ≣D02It (open)
407Pozzo Sebastian (...1960Petersen Soren Bo...22590-123 ≣D02It (open) \17 Aug 2008
50Clausen Steen (DEN)2285Fridjonsson Juliu...22650-117 ≣D02It (open)
120Reddmann Hauke (GER)2338Krallmann Matthia...22700-126 ≣D02It (open)
18Liptay Laszlo (HUN)2335Sapi Laszlo (HUN)22750-121 ≣D02Ch Hungary
22O'kelly De Galway...2460Davie Alexander M...22801-012 ≣D02It
260Chalmeta Torredem...2006Chalmeta Ugas Ram...22810-118 ≣D02It (open) \
231Veingold Aleksand...2460Hjelm Niclas (SWE)23061-025 ≣D02It \
163Hirn Oskar (GER)2265Lentrodt Thomas (...23071-011 ≣D02Bayern Oberliga 1...
215De Jonge Henk (IRL)1990Jonkman Harmen (NED)23100-121 ≣D02It (open)
341Sulava Nenad (CRO)2512Giertz Niklaus (SUI)23271-019 ≣D02It (open)02 Jan 2006
220Subrt Jaroslav (CZE)2131Shushpanov Vladim...23400-126 ≣D02It (open)
114Khenkin Igor (GER)2570Grotnes Nils (NOR)23450-123 ≣D02It \
154Khenkin Igor (GER)2580Gurevich Gregory ...23501-021 ≣D02Ch Israel
137Saljova Silvie (CZE)2142Manik Mikulas (SVK)23551-021 ≣D02It (open)
242Paulsen Viktor (NOR)1971Feoktistov Alexey...23590-125 ≣D02It (open)
279Al-Khaja Arif (UAE)2102Sarwat Walaa (EGY)23710-126 ≣D02It \
63Komarov Dimitri (...2519Karasev Vladimir ...23721-025 ≣D02Ch Leningrad
422Cubas Pons Juan (...2224Pons Sastre Santi...23800-121 ≣D02It (cat.3)02 Jan 2009
196Gil Capape Javier...2440Baron Rodriguez J...23801-019 ≣D02It
33Toshkov Tihomir (...2455Kourkounakis Ilia...23811-015 ≣D02It \
59Doroshkievich Vla...2420Karpeshov Oleg (RUS)23840-18 ≣D02?
78Horvath Jozsef M ...2104Petran Pal (HUN)23841-024 ≣D02It (2)
355Emmenecker Philip...2195Brochet Philippe ...23880-124 ≣D02Ch Paris (open)12 Jul 2006
80Brenninkmeijer Jo...2445Gelpke Peter (NED)23951-021 ≣D02Ch Netherlands