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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
187Ogiewka Rafal (POL)2065Fojudzki Tomasz (...21211-025 ≣D24Ch Poland (team) ...
50Clausen Steen (DEN)2285Fridjonsson Juliu...22650-117 ≣D02It (open)
311Kudlacek FranzFrommann Waldemar0-123 ≣D24It (open) (seniors)08 Apr 2004
12Cylwik Zbigniew (...1973Gabrys Z1-024 ≣D24Ch Poland
392Pakenham John H1680Gahir Jasdeep (ENG)18551-026 ≣D02Ch England (team)...24 Nov 2007
253Charbonneau Anne ...2006Galoustov Karen0-126 ≣D24Ch Quebec (junior...
139Requejo Oswaldo (...2247Galvan Jesus (PER)22261-019 ≣D24It (open)
193Lazarev Vladimir ...2500Gambee Kevin (FRA)21471-023 ≣D24It (open)
418Heras Cuencas Mig...2008Garcia Lopez Fern...16751-023 ≣D24It (open)05 Dec 2008
48Izeta Txabarri Fe...2459Garcia Palermo Ca...25150-121 ≣D02?
318Rawski Slawomir (...2278Gawronski Mirosla...21971-025 ≣D02Ch Poland (team) ...08 Sep 2004
439Brusnjak Saso1999Gazvoda Franc (SLO)20301-018 ≣D02Ch Slovenia (team...23 Oct 2009
80Brenninkmeijer Jo...2445Gelpke Peter (NED)23951-021 ≣D02Ch Netherlands
79Rodewis Thomas (GER)2337Gerlach Th1-023 ≣D24Bundesliga 1988/89
457Katanov Andrey (RUS)2007Geyko Roman (RUS)18651-026 ≣D20Memorial Goriaino...14 Aug 2010
341Sulava Nenad (CRO)2512Giertz Niklaus (SUI)23271-019 ≣D02It (open)02 Jan 2006
27Grigorian Levon (...Giorgadze Tamaz (...25040-123 ≣D02Ch URS (young mas...
289Sitnik Igor (SLO)2258Glavas Dragan (CRO)22211-024 ≣D24It (cat.4)
99Chekhov Valery A ...2525Golikov Anatolij ...24151-024 ≣D24It (cat.8)
219Horvath Peter_ (HUN)2450Gombar Janos (HUN)21901-023 ≣D02It (open)
362Bigg Andrew J (ENG)2248Gonda Laszlo (HUN)24950-125 ≣D02It (open)27 Dec 2006
270Paquico Rodriguez...2104Gonzalez Lopez Ma...19151-022 ≣D24Ch Spain (juniors...
23Thor Jon Th (ISL)2188Good Daniel (SUI)21901-018 ≣D24corr.
186Maurer MarkusGoralski Christia...21450-121 ≣D24VK4 1995/96
342Bocharov Dmitry (...2577Grishchenko Serge...23481-014 ≣D24It (open)02 Feb 2006
95Piskov Yury (RUS)2442Grotnes Nils (NOR)21931-024D24It (open)
114Khenkin Igor (GER)2570Grotnes Nils (NOR)23450-123 ≣D02It \
191Pelletier Yannick...2465Gruener Adrian (SUI)19481-023 ≣D24It (open) \
278Bierbach Utz-Frie...2040Grund Holger (GER)24660-122 ≣D24It (open)27 Oct 2001
154Khenkin Igor (GER)2580Gurevich Gregory ...23501-021 ≣D02Ch Israel
310Ivashchenko Mikha...Gyulaliev Namik (...0-125 ≣D20Ch Russia (junior...
145Auchenberg Per (DEN)2133Hansen Henrik Mic...21241-019 ≣D24It (open)
330Repasi Zoltan (HUN)2127Haszon Attila (HUN)18251-011 ≣D24It (open) (b)18 Jun 2005
57Vehre John JrHeap David0-118 ≣D24World Tournament ...
108Machno AHeap David0-112 ≣D24World Tournament ...
44Muse Mladen (CRO)2443Heinbuch Detlef (...22951-019 ≣D24It (open)
284Mueller Henning (...2055Hemmerling Martin1-017 ≣D02Badisch Verbandsl...
286Hummel Paul (NED)2007Hemmes Maarten (NED)18111-022 ≣D20It (open) (junior...
68Becker Thomas (GER)2138Henkel Ralf (GER)20351-020 ≣D24It (open)
301Benito Alba Eladi...1941Hermida Rivera El...18821-020 ≣D24Ch Spain (seniors)
299Darrigues Alain (...2009Hernandez Lopez Ana1-026D24It (open)
128Van Parreren Hann...2101Herr Hans-Otto1-021 ≣D24It (open)
73Fossmeier UHetzer Voltzer1-019 ≣D24It (open)
231Veingold Aleksand...2460Hjelm Niclas (SWE)23061-025 ≣D02It \
225Kulcsar Miklos (HUN)2104Hoang Minh T1-022 ≣D24It (sheveningen)
224Molnar Laszlo (HUN)2140Hoang Tri (HUN)21421-022 ≣D24It (sheveningen)
71Molinaroli Martin...2288Hoellmann Ludger ...21421-016 ≣D24Tournament
151Tratar Marko (SLO)2365Hribar A17051-023 ≣D02Ch Slovenia (juni...
488Horak Jiri_ (CZE)2179Hronik Petr (CZE)19551-019 ≣D02It (open)03 Jul 2012
164Gross Georg (GER)2310Huebner Wolfgang ...21911-025 ≣D02Bundesliga (2nd) ...
414Malakhatko Vadim ...2633Humeau Cyril (FRA)22031-023 ≣D24It (active) \25 Oct 2008
452Rapport Richard (...2523Huschenbeth Nicla...24611-021 ≣D02Cup Mitropa04 Jun 2010
130Chernin Alexander...2600Hutters Tomas (DEN)24451-024 ≣D02It (a)
240Kainz Josef (AUT)1991Hutz Gerhard (AUT)21031-020 ≣D24It (open) (b)
34Peev Peicho (BUL)2284Inkiov Ventzislav...24501-025 ≣D24It
266Banusz Tamas (HUN)2197Itzikowitz Hadar1-020 ≣D24Ch Europe (junior...
272Carrasco Martinez...2389Izaguirre Aguirre...1-020 ≣D24Ch Spain (team) (...
103Barczak MJablonski Lukasz ...20551-020 ≣D02Ch Poland (team) ...
217Saljova Silvie (CZE)2142Jackova Jana (CZE)22050-126 ≣D24Ch Czech Republic...
134Klumpp Jochen (GER)2089Janasik G1-024 ≣D02Liga South Baden
425Suarez Alexander1767Jaramillo Duque D...16001-023 ≣D02Tournament (regio...22 Mar 2009
361Hodowany Wojciech...1869Jarek Andrzej (POL)16221-016D24Cup MDK Fabryczna09 Dec 2006
215De Jonge Henk (IRL)1990Jonkman Harmen (NED)23100-121 ≣D02It (open)
133Elschner Annegret...2101Jonkman Harmen (NED)24230-118 ≣D24It (open)
190Jaime SantosJose Manuel Ferna...1-017 ≣D02Ch Asturias (team)
181Krallmann Matthia...2240Juergeleit Andrea...21911-025 ≣D24Oberliga NRW 1995/96
107Babu N Sudhakar (...2365Kamath SJ (IND)22601-020 ≣D24It (open)
294Schulte Ralph (GER)2306Kampshoff Ludger1-025 ≣D02Verbandsklasse A ...
63Komarov Dimitri (...2519Karasev Vladimir ...23721-025 ≣D02Ch Leningrad
346Ivakhinova Inna (...2244Karibaeva Elvira ...22331-024 ≣D02Ch Russia (junior...
471Tuamsang Sawapop ...1968Karma Pandya (IND)21530-122 ≣D24It (open)12 Apr 2011
428Dimitrijevic Drag...2042Karpatchev Aleksa...24910-118 ≣D24It (open)29 Apr 2009
315Malakhatko Vadim ...2571Karpatchev Aleksa...24881-024 ≣D24It (open)
59Doroshkievich Vla...2420Karpeshov Oleg (RUS)23840-18 ≣D02?
399Buzas Narvydas (LTU)1917Kasperavicius Jok...19550-124 ≣D24Cup Baltija (open)18 Jun 2008
387Kviliunas Vladisl...1856Kasperavicius Jok...17901-018 ≣D02It (open)22 Aug 2007
200Mchedlishvili Mik...2380Kasrashvili Alexa...20751-023 ≣D02Tournament
150Sarkany Petra (HUN)2020Katona Erzsebet0-124 ≣D02Ch Hungary (juniors)
172Toth Bela (ITA)2400Kaufmann Werner (...22701-024 ≣D24Ch Switzerland (t...
449Yanchev RuslanKerimov Orhan1-023 ≣D20Ch Ukraine (junio...08 May 2010
321Papenin Nikolai (...2391Khamitskiy Sergei...22300-124 ≣D24It (b)
102Suetin Alexei S (...2405Kilb Paul1-015 ≣D24It (open)
343Song Jinwoo James...1971Kim Hyunwoo (KOR)18511-026D02It17 Feb 2006
276Takac Zvonko (CRO)2137Kocis Milan1-024 ≣D02Tournament12 Jan 2001
14Gufeld Eduard (USA)2434Kogan Boris M (USA)24451-021 ≣D24Ch Ukraine
309Adly Ahmed (EGY)2482Kolcak Marek (SVK)22311-025 ≣D24It (open)02 Mar 2004
426Antonic Dusan (SRB)1965Korbovljanovic Na...17461-022D20It \30 Mar 2009
11Kolvig Bent (DEN)2244Korning Peter (DEN)1-026 ≣D24Ch Denmark
156Utnasunov Alexand...2429Korobejnikov A0-113 ≣D20Tournament (juniors)
372Yanitsky YuryKosenko Stepan0-121 ≣D24Ch Ukraine (junio...19 Apr 2007
462Kryakvin Dmitry (...2591Kostyuchenko Vlad...21061-021 ≣D24Memorial M.Chigor...29 Oct 2010
413Cajzler Hinko (CRO)2171Koumtsis Argiris1-017 ≣D24Olympiad (for the...19 Oct 2008
33Toshkov Tihomir (...2455Kourkounakis Ilia...23811-015 ≣D02It \
205Shneider Aleksand...2540Kovalchuk Igor (UKR)20541-026 ≣D02Ch Ukraine (team)
138Komljenovic Luka ...2228Krallmann Matthia...22520-122 ≣D02It (open)
120Reddmann Hauke (GER)2338Krallmann Matthia...22700-126 ≣D02It (open)
376Klementys Jerzy (...1883Krasnodebska Magd...19960-120 ≣D24It (open)23 May 2007
363Leczycki Pawel (POL)1879Krasnodebska Magd...19960-119 ≣D24Tournament (open) \13 Feb 2007
374Gorczyca Dominika...1997Krasnodebska Magd...19961-025 ≣D02Tournament (team)12 May 2007
351Shulman Yuri (USA)2614Kriventsov Stanis...24061-014 ≣D24It (cat.10)21 Apr 2006