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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
339Morgenstern Petra...2036Bollmann Rolf16031-015 ≣D24It (open) (b)04 Oct 2005
325Portelli Severino...1758Skrinjar Matic (SLO)20900-125 ≣D24It (open) (b)28 Jan 2005
408Novozhenin Aleksa...2142Romanov Stanislav...19740-19 ≣D02It (open) (b)20 Aug 2008
132Koleoso MPlank Peter (GER)20600-115 ≣D24It (open) (b)
435Czaja Roman (POL)2086Wyczawska Agata (...18041-023 ≣D24It (open) (b)20 Aug 2009
475Yangibayev Rustam1404Schweda Sven9621-021 ≣D02It (open) (b)27 Jul 2011
221Ricci Marco (ITA)2074Ferrari Guy (FRA)17481-026 ≣D20It (open) (b)
352Marx Alexander1642Marx Horst11981-023 ≣D24It (open) (b)25 May 2006
304Hubmann Guenter (...2104Ruschko Gerhard1-023 ≣D24It (open) (c)17 Aug 2003
367Rigg Gordon (SCO)2110Masters A0-123D24It (open) (challe...18 Mar 2007
286Hummel Paul (NED)2007Hemmes Maarten (NED)18111-022 ≣D20It (open) (junior...
149Bakker Sven (NED)2217Manten Rogier1-017 ≣A46It (open) (junior...
311Kudlacek FranzFrommann Waldemar0-123 ≣D24It (open) (seniors)08 Apr 2004
466Repina Varvara (RUS)2280Chukhlantseva Ann...19331-024 ≣D24It (open) (studen...30 Jan 2011
467Markelova Lubov (...2076Chadaeva Tatiana ...18661-026 ≣A06It (open) (w)01 Feb 2011
225Kulcsar Miklos (HUN)2104Hoang Minh T1-022 ≣D24It (sheveningen)
224Molnar Laszlo (HUN)2140Hoang Tri (HUN)21421-022 ≣D24It (sheveningen)
395Ushenina Anna (UKR)2496Yildiz Betul Cemr...22191-023 ≣D24It (w)18 Mar 2008
261Dragomirescu Arse...2315Savic Marijana (SRB)21781-015 ≣D02It (w)
54Beliavsky Alexand...2640Dlugy Maxim (USA)24951-022 ≣D24Izt
52Donaldson-A Elena...2375Vokralova Stepanka22301-019 ≣D24Izt (w)
134Klumpp Jochen (GER)2089Janasik G1-024 ≣D02Liga South Baden
69Genova Ruzka (BUL)2195Baumstark Gertrud...20211-025 ≣D02Match \
64Yuneev Alexey (RUS)2425Barishev Oleg (RUS)23301-023 ≣D24Match \
185Annakov Babakuli ...2360Loginov Anton (RUS)22750-17 ≣D24Memorial A.Alekhi...
46Salov Valery (RUS)2440Radulov Ivan (BUL)24501-023 ≣D24Memorial A.Kotov
45Salov Valery (RUS)2440Radulov Ivan (BUL)24501-023 ≣D24Memorial A.Kotov
256Kudris VStjazhkina Olga (...23371-026 ≣D24Memorial A.Petrov...
282Iotov Valentin (BUL)2254Angelov Ivailo1-023 ≣D24Memorial Baharov ...
419Barberi Alessandr...2156Drazic Sinisa (SRB)25280-123 ≣A46Memorial Edoardo ...06 Dec 2008
457Katanov Andrey (RUS)2007Geyko Roman (RUS)18651-026 ≣D20Memorial Goriaino...14 Aug 2010
393Churaev Raif (RUS)2103Valiullin Albert ...1-026 ≣D02Memorial I.Kopylo...15 Dec 2007
410Grgurevic Marinko...2032Rubil Marko (CRO)20600-126 ≣D02Memorial Ivan Tre...07 Sep 2008
336Honert Stefan1350Leinberger Benjamin1-018D06Memorial Karl Mal...
478Kolev Atanas (BUL)2590Dochev Delyan (BUL)16751-019 ≣D02Memorial Kesarovs...30 Aug 2011
479Pimenov Revolt (RUS)2179Hayrapetian Ovik ...23981-025 ≣A05Memorial M.Chigor...17 Oct 2011
273Zakhartsov Viache...2527Zakharchenko Arno...24021-025 ≣A06Memorial M.Chigor...
462Kryakvin Dmitry (...2591Kostyuchenko Vlad...21061-021 ≣D24Memorial M.Chigor...29 Oct 2010
463Nazaryev Sergey (...2276Adamson Garry (RUS)20751-025 ≣D02Memorial M.Chigor...03 Nov 2010
334Beliavsky Alexand...2631Borisek Jure (SLO)25141-021 ≣D24Memorial M.Vidmar...14 Jul 2005
353Peralta Fernando ...2574Marquinez Cabreja...21041-021 ≣D24Memorial Narciso ...
295Kirszenberg Marc ...2233Cierniar Paskal (...1-023 ≣D02Memorial Victor S...
454Baraeva Irina (RUS)2157Sufiev Rinat (RUS)22090-122 ≣D02Memorial Zudov (b)29 Jun 2010
249Belunek Vladimir ...2258Sobek Jaroslav (CZE)22821-014 ≣A46Moravian League 1...
162Storkebaum Karl H...Neitzert Volker1-025 ≣D24n) (b
167Spiess Timo (GER)2186Schlicht Markus1-024 ≣A46NRW-liga (juniors...
159Haas Wilhelm (GER)2164Fochtler Ekkehard...22030-125 ≣A46Oberliga Baden 19...
119Steinriede MAndexel J1-024 ≣D24Oberliga Northeas...
181Krallmann Matthia...2240Juergeleit Andrea...21911-025 ≣D24Oberliga NRW 1995/96
340Bewersdorff Olive...2297Johann Stefan (GER)21801-021 ≣A05Oberliga Southwes...11 Dec 2005
1Rahm IlmariRubinstein Akiba ...0-126 ≣D24Olympiad27 Jul 1930
16Westerinen Heikki...2340Yabra Freddy (DOM)1-020 ≣D02Olympiad
122Maga Mirabeau (PHI)2250Navarro Roberto (...21981-023 ≣D02Olympiad
212Khamdamov Suhrob ...2140Ponomariov Ruslan...25850-125 ≣A46Olympiad
413Cajzler Hinko (CRO)2171Koumtsis Argiris1-017 ≣D24Olympiad (for the...19 Oct 2008
416Steinbacher Claud...2203Barrenechea Steph...19941-024 ≣D24Olympiad (w)17 Nov 2008
319Solis Gabriela (BOL)1921Mohamed Eiman1-023 ≣A50Olympiad (w)22 Oct 2004
85Edel Thomas (GER)2066Bathke Joerg (GER)21100-122 ≣A46Regionalliga NordS
207Bezler Rainer (AUT)2218Drexel Christof (...20650-126 ≣D24Staatsliga (3rd) ...
30Munder MKuhler W1-026 ≣D24Tournament
17Coldrick ArthurWinser W1-022 ≣D24Tournament
9Ruban Vadim (RUS)2545Veresov Gavriil (...0-121 ≣D24Tournament
450Fernandes Silas C...2081Viana Dirceu (BRA)22450-126 ≣D20Tournament22 May 2010
276Takac Zvonko (CRO)2137Kocis Milan1-024 ≣D02Tournament12 Jan 2001
71Molinaroli Martin...2288Hoellmann Ludger ...21421-016 ≣D24Tournament
200Mchedlishvili Mik...2380Kasrashvili Alexa...20751-023 ≣D02Tournament
480Belmeskin Ilia (RUS)2235Tikhomirov Alexey...21950-120 ≣D24Tournament \19 Dec 2011
328Gossart Gerard (FRA)1728Battesti Marc-And...19630-123 ≣A06Tournament (Elo)
396Havaskori Laszlo ...2032Bodrogi Laszlo (HUN)21220-123 ≣D02Tournament (Elo) (a)05 Apr 2008
371Hocevar Nikola (SLO)2097Schuetz Peter (SVK)19361-018 ≣D24Tournament (Elo) (a)15 Apr 2007
156Utnasunov Alexand...2429Korobejnikov A0-113 ≣D20Tournament (juniors)
420Stefanec Kristija...Vuletic Karlo1-023 ≣D24Tournament (junio...06 Dec 2008
382Nester Igor (UKR)2385Brodowski Piotr (...24250-118 ≣A06Tournament (open)29 Jul 2007
406Bobkov StepanVolodarsk Yury (RUS)21770-125 ≣A06Tournament (open)15 Aug 2008
401Xavier Lucca LucasAlmeida Elon Mafr...1-011 ≣D20Tournament (open)06 Jul 2008
447Pedroso JoseCoelho Nelson1-025D06Tournament (open)16 Apr 2010
363Leczycki Pawel (POL)1879Krasnodebska Magd...19960-119 ≣D24Tournament (open) \13 Feb 2007
184Cilia Vincenti Da...2095Pace Colin (MLT)21561-023 ≣D24Tournament (qual)
425Suarez Alexander1767Jaramillo Duque D...16001-023 ≣D02Tournament (regio...22 Mar 2009
374Gorczyca Dominika...1997Krasnodebska Magd...19961-025 ≣D02Tournament (team)12 May 2007
61Krasenkow Michal ...2608Bokuchava Aleksan...0-119 ≣D24Tournament (team)
83Auciello Sergio (...2346Roman Eduardo1-020 ≣A46Tournament (team)
305Bialolenkier Paul...2265Airando Martin (ARG)21950-120 ≣D24Tournament (team) \
350Tunur Mustafa Nam...2103Solakoglu Ozgur (...20911-026 ≣D24Turkish Is Bank L...20 Apr 2006
294Schulte Ralph (GER)2306Kampshoff Ludger1-025 ≣D02Verbandsklasse A ...
432Lemli Thomas (GER)2076Gresshoff Werner18971-014 ≣A06Verbandsklasse A ...02 May 2009
441Wichmann Norbert1807Pinno Gregor (GER)18201-025 ≣D02Verbandsklasse A ...21 Nov 2009
186Maurer MarkusGoralski Christia...21450-121 ≣D24VK4 1995/96
96Goldinger Peter (...2169Schroeder Frank20300-124 ≣D24World Tournament ...
57Vehre John JrHeap David0-118 ≣D24World Tournament ...
108Machno AHeap David0-112 ≣D24World Tournament ...
4Najdorf Miguel (POL)2445Souza Mendes Joao1-026 ≣D24Zt