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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
174Berkes JoergMueller Oliver (GER)23311-022 ≣D24It (open)
446Vlckova Katerina ...1685Mullerova Katerina13191-021 ≣D20Ch Czech Republic...06 Mar 2010
365Bellon Lopez Juan...2434Munoz Jorva Migue...18861-021 ≣D02It (open)24 Feb 2007
148Hedman Erik (SWE)2285Najer Evgeniy (RUS)24950-123 ≣D24Ch Europe (junior...
320Rube Alexander (RUS)1981Nakhapetiane Pogo...22300-125 ≣D24Ch Privolzhskogo ...
472Cabrera Alexis (ESP)2504Navarro Lopez-Men...21841-022 ≣D24It (open)22 Apr 2011
122Maga Mirabeau (PHI)2250Navarro Roberto (...21981-023 ≣D02Olympiad
162Storkebaum Karl H...Neitzert Volker1-025 ≣D24n) (b
283Bereolos Peter (USA)2308Nemeth Paul (USA)21031-018 ≣D24It (open)
303Nguyen Dinh Quang...2116Nguyen Cong Thanh...1-019D24Ch Vietnam (junio...16 Jul 2003
331Cu Minh Duc (VIE)Nguyen Le Canh (VIE)1-017 ≣D24Ch Vietnam (junio...
332Luu Cong Tung (VIE)Nguyen Le Canh (VIE)1-025 ≣D20Ch Vietnam (junio...
314Pavlidis Anastasi...2002Nikolarakis Emman...1-018D24Ch Greece (junior...27 Jun 2004
53Vaganian Rafael A...2625Nikolic Predrag (...25651-024 ≣A06It (cat.13)
484Harestad Thor Gei...2175Norman Kenneth I ...21741-025 ≣D02Ch Europe (senior...03 Apr 2012
115Lorenz Beatrix (GER)Nowicki Eva (GER)20760-121 ≣D02Bundesliga (2nd) ...
100Koblinc RubenOblitas Carlomagn...24460-123 ≣D02It (open)
438Chaikovsky AndreyOkruzhnov Alexey1-023 ≣D24Ch Ukraine (junio...04 Oct 2009
366Kuligin Evgeni (RUS)2336Ovetchkin Roman (...25571-024 ≣D24Ch Russia (1/2 fi...16 Mar 2007
456Knudsen Joachim H...1752Oxener Aldo (NED)14651-024 ≣D02It (open) \03 Aug 2010
184Cilia Vincenti Da...2095Pace Colin (MLT)21561-023 ≣D24Tournament (qual)
300Narciso Dublan Ma...2487Pages De Garriga ...19481-026 ≣A06It (open)
405Ganin Alexander (...1982Pastushkov Mikhai...21111-020 ≣A06Ch Region04 Aug 2008
250Hofmann Christian...2124Pelt Alezander (GER)21050-123 ≣D02Ch Pfalz
65Eslon Jaan (SWE)2356Pena Gomez Manuel...24061-022 ≣D02It (open)
173Alfonso Nogue Bea...2071Perez Pinazo Cris...1-026 ≣D20Ch Catalunia (jun...
131Mollov Ergin (BUL)2394Peric Slavisa (SRB)22051-014 ≣D02It (open)
458Magnussen Helge (...2139Petersen Soren Bo...22680-124 ≣D24It (open) \15 Aug 2010
407Pozzo Sebastian (...1960Petersen Soren Bo...22590-123 ≣D02It (open) \17 Aug 2008
78Horvath Jozsef M ...2104Petran Pal (HUN)23841-024 ≣D02It (2)
486Slavov Hristo (BUL)1812Petrov Plamen (BUL)19070-126 ≣D02It (open)02 Jun 2012
338Llanes Hurtado Mi...2421Picazo Lopez Juan...21161-025 ≣D02It (open)04 Sep 2005
441Wichmann Norbert1807Pinno Gregor (GER)18201-025 ≣D02Verbandsklasse A ...21 Nov 2009
89Skozinski GuenterPlackmeyer Jan He...1-018 ≣D02Ch Schleswig Hols...
132Koleoso MPlank Peter (GER)20600-115 ≣D24It (open) (b)
127Chernin Alexander...2600Plauth Herr S (GER)1-021 ≣D24It (open)
379Hayder Aziz (IRQ)2167Plotkin Victor (CAN)21930-115 ≣D02It \09 Jul 2007
212Khamdamov Suhrob ...2140Ponomariov Ruslan...25850-125 ≣A46Olympiad
422Cubas Pons Juan (...2224Pons Sastre Santi...23800-121 ≣D02It (cat.3)02 Jan 2009
208Veneteanu Ion Cri...2217Popescu Cristian ...23001-024 ≣D24It (b)
10Dozsa Paul (AUS)2230Portisch Lajos (HUN)25230-125 ≣D24Ch Hungary
333Obodchuk Andrei (...2426Prassas Georgios ...20311-022 ≣D24It (open) \13 Jul 2005
430Isakjanov KPrmagambetov A1-021 ≣D24Ch Kyrgyzstan
55Titorenko Natalia...2143Putjatina Nadezhd...22350-125 ≣D02?
141Dinckel Joerg (GER)2025Putzbach Gerd (GER)22340-120 ≣D24It (open)
354Demin Vladimir (RUS)2433Quaeschling Udo (...17841-023 ≣D24It (open)15 Jun 2006
234Fernandez Jorge (...2265Quatrini Alejandr...21400-125 ≣D02Ch City
46Salov Valery (RUS)2440Radulov Ivan (BUL)24501-023 ≣D24Memorial A.Kotov
45Salov Valery (RUS)2440Radulov Ivan (BUL)24501-023 ≣D24Memorial A.Kotov
112Madsen Dag (NOR)2320Raisa Unto (FIN)21301-021 ≣A46Cup Arnold
229Meiser Markus (GER)2222Rasch Dieter (GER)20421-023 ≣D24Hessenliga 1998/99
389Gromovs Sergejs (...2370Rausis Igors (CZE)25120-124 ≣D24It (open)05 Sep 2007
433Duquenne Eric (FRA)2024Rech Thomas1-024 ≣D20It (open)06 Jul 2009
228Ulms Sandra (GER)2127Regan Natasha (ENG)21840-124 ≣D02Bundesliga 1999/0...
104Lafrese LeeReichman Andre (USA)21801-013 ≣D24Ch USA (corr.)
429Obringer Jean-Mar...2049Remille Tristan (...22041-018 ≣D02It (open)30 Apr 2009
465Vojta Pavel (CZE)2197Ringel Zbynek (CZE)22680-126 ≣A46Czech League 2010...23 Jan 2011
83Auciello Sergio (...2346Roman Eduardo1-020 ≣A46Tournament (team)
408Novozhenin Aleksa...2142Romanov Stanislav...19740-19 ≣D02It (open) (b)20 Aug 2008
385Bocharnikov Oleg ...1965Romanov Stanislav...20530-123 ≣A06It \09 Aug 2007
397Ravazzolo Gaia (ITA)1732Rombaldoni Sharon0-125 ≣D02Ch Italy (team) (w)03 May 2008
49Resende Antonio C...2403Rosa Jose Antonio...20581-018 ≣D02Ch Brazil
158Thielen AlexanderRosenthal Jean Cl...0-123 ≣D24Ch SJR (juniors) ...
443Bruyatskaya Marin...2043Rouminskaya Eleonora1-026D02Ch Region (w)11 Dec 2009
410Grgurevic Marinko...2032Rubil Marko (CRO)20600-126 ≣D02Memorial Ivan Tre...07 Sep 2008
1Rahm IlmariRubinstein Akiba ...0-126 ≣D24Olympiad27 Jul 1930
304Hubmann Guenter (...2104Ruschko Gerhard1-023 ≣D24It (open) (c)17 Aug 2003
380Capo Vidal Uriel ...2356Salazar Carlos (PER)22221-019 ≣D24Ch South America17 Jul 2007
13Gereben Erno (SUI)2320Sanner Dennis (GER)22971-015 ≣D24It
121Kormanyos Zoltan ...2314Sapi Laszlo (HUN)22751-013 ≣D24Ch Hungary (team)
18Liptay Laszlo (HUN)2335Sapi Laszlo (HUN)22750-121 ≣D02Ch Hungary
388Huljus ReinhardSaric Luka (CRO)18281-020 ≣D20It \24 Aug 2007
279Al-Khaja Arif (UAE)2102Sarwat Walaa (EGY)23710-126 ≣D02It \
482Laurain Dominique...1981Savalle Nicolas15301-025 ≣D24It (open)26 Dec 2011
261Dragomirescu Arse...2315Savic Marijana (SRB)21781-015 ≣D02It (w)
436Fanaskov Artem (RUS)1998Sazhinov Alexande...23310-122 ≣A46It (open) \25 Aug 2009
464Djokic Nenad (SRB)2374Scepanovic Labud ...21951-011 ≣D24It (cat.3)04 Nov 2010
142Hadlich Winfried ...1942Schiller Thomas1-022 ≣A06It (open)
167Spiess Timo (GER)2186Schlicht Markus1-024 ≣A46NRW-liga (juniors...
166Kueppers AngelikaSchmetzer Judith1-025 ≣D24Ch Mittelrhein (j...
117Goehler Antje (GER)2134Schmitz Manuela (...20451-023 ≣D24Bundesliga 1991/9...
298Feil CarmenSchmitz Manuela (...20910-123 ≣D02Ch Germany (team)...
25Majchrak JosefSchrancz Istvan (...22700-126 ≣D24It
96Goldinger Peter (...2169Schroeder Frank20300-124 ≣D24World Tournament ...
371Hocevar Nikola (SLO)2097Schuetz Peter (SVK)19361-018 ≣D24Tournament (Elo) (a)15 Apr 2007
183Szirmai Eduard (HUN)2185Schuetz Peter (SVK)18890-122 ≣D24It (open)
232Komhard Oliver (GER)2033Schulz Klaus-Juer...24060-124 ≣D24It (open)
76Estremera Panos S...2379Schulz Klaus-Juer...23650-126 ≣D24It (open)
475Yangibayev Rustam1404Schweda Sven9621-021 ≣D02It (open) (b)27 Jul 2011
143Nohl HansjoergSeiler Andreas (GER)22521-018 ≣D24It (open)
211Hofmann Christian...2004Senk Christian (GER)21620-122 ≣D02Ch RLP (b)
209Ferri Stefano (ITA)2192Sermek Drazen (CRO)25500-126 ≣D24It (open)
178Kinsman Andrew P ...2400Shaw John (SCO)23351-026 ≣D24It (cat.4)
259Fraser-Mitchell J...2120Sherwin James T (...23570-125 ≣D24It (open)12 Nov 2000
70Huzman Alexander ...2465Sherzer Alex (USA)25041-018 ≣D24It (open)
220Subrt Jaroslav (CZE)2131Shushpanov Vladim...23400-126 ≣D02It (open)
370Dennstaedt Fabio1366Sidorin Alexey (RUS)21741-026 ≣D20Ch Mittelfranken ...07 Apr 2007
244Velciu Lucian (ROM)1895Sidorov Alexey1-024 ≣D24It (open) \
490Tomin Kristifor (...1965Skrbic Svetozar (...17711-024 ≣D02It (open) \17 Jul 2012
325Portelli Severino...1758Skrinjar Matic (SLO)20900-125 ≣D24It (open) (b)28 Jan 2005