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Grünfeld, Russian Variation with 7.e4 Notation: 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 0-0 7. e4 Na6

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
24Patterson Nichola...2345Jensen Allan (DEN)21710-130 ≣D90Ch World (team) (...17 Jul 1968
33Agudelo Antonio (...2272Estevez Guillermo...23950-126 ≣D90It26 Mar 1972
159Eberth Zoltan (HUN)2270Blasko Istvan (HUN)22210-128 ≣D90Cup Infotozsde28 Nov 1999
182Muehlbach Peter (...2110Puth Dieter (GER)22000-131 ≣D90It (open)30 Oct 2001
201Quinn John M (ENG)2157Easton Alex (SCO)20951-034 ≣D90Ch England (team)...30 May 2004
204Reinhold Klaus Dr...2139Darwisch Mohamed ...19351-033 ≣D90Muensterland Verb...11 Sep 2004
205Savic Miroslav (CRO)2254Richter Boris (CRO)22020-130 ≣D90It (open)25 Mar 2005
206Cherniack Alex (USA)2225Katsuhara Osamu (...21331-031 ≣D90It (cat.1)02 Apr 2005
207Derjabin Ilja (UKR)2347Nedilko Vasily (UKR)23520-132 ≣D81Ch Ukraine (1/2 f...19 May 2005
209Gyimesi Zoltan (HUN)2624Jaracz Barbara (POL)22811-028 ≣D90Ch Europe (active)17 Dec 2005
211Lahner Jakub (CZE)2294Gajsin Evgenij (RUS)24560-132 ≣D90Cup Hamont (cat.3)17 Apr 2006
212Erdogan Hakan (TUR)2296Laciner Kerem (TUR)22960-133 ≣D90Turkish Is Bank L...18 Apr 2006
213Iotov Valentin (BUL)2503Ates Erdem (TUR)20971-026 ≣D90Turkish Is Bank L...19 Apr 2006
216Hamer Ivan (CRO)2092Sukunda Darko (CRO)21251-027 ≣D90Ch Croatia (team)...29 Oct 2006
217Onischuk Alexande...2668Belov Vladimir (RUS)25891-014 ≣D90Cup GMA19 Nov 2006
219Mueller Reinhold ...2137Hillenbrand Alexa...21541-034 ≣D90Ch Saarland05 Apr 2007
220Markus Robert (SRB)2586Safarli Eltaj (AZE)24881-028 ≣D90Ch Europe07 Apr 2007
221Horvath Csaba (HUN)2536Lava Giovanni (ITA)22211-028 ≣D90It (open) \01 Nov 2007
222Sfougatakis Nikol...2016Tourkolias Dimitr...18721-025 ≣D90It (open) \17 Nov 2007
224Quinn John M (ENG)2136Elsness Frode (NOR)24400-123 ≣D90It (b)08 Apr 2008
225Blanchard Alain (...1794Maruejols Claude ...20050-126 ≣D90It (open)24 Apr 2008
226Erwich Frank AS (...2347Mazet Julien (FRA)22431-031 ≣D90It (open)11 Aug 2008
227Bertrem Stijn (BEL)2221Bolzoni Victor An...21900-121 ≣D90Ch Belgium (team)...07 Dec 2008
228Abbasov Farid (AZE)2572Schulze Andreas (...22261-031 ≣D90It (open) \03 Jan 2009
230Ward Wesley (USA)2190Eschelbach Karl1-020 ≣D90Ch USA (amateur) ...15 Feb 2009
231Bozicevic Ivan (CRO)2081Mihalinec Damir (...22270-113 ≣D90It (open) (b)24 Mar 2009
232Amancio Arnaldo R...Amorim Daniel Mad...22220-130 ≣D90Memorial Cel PM F...02 May 2009
234Yip Michael (CAN)2045Ten Hagen Yorick ...21500-116 ≣D90Tournament (Elo) (a)12 Jul 2009
235Akesson Ralf (SWE)2469Van Der Stricht G...23901-030 ≣D90It (open)22 Jul 2009
237Torres Jose Danie...2171Duran Fernandez E...17981-030 ≣D90Ch Centroamerican...04 Aug 2009
238Ibanez Aullana Jo...2273Jerez Perez Alfon...23880-130 ≣D90Ch Spain (team) (...15 Aug 2009
239Moraes Matheus1790Borges Vitor19550-128 ≣D80Tournament (open)29 Oct 2009
241Volkov Sergey Vik...2595Nedilko Vasily (UKR)24071-024 ≣D90Ch Europe08 Mar 2010
243Mueller Reinhold ...2301Weber Max (GER)20041-029 ≣D90Ch Germany (open)...23 May 2010
244Popov Roman (RUS)2356Petukhov Dmitry (...23091-027 ≣D90Ch Region09 Jun 2010
245Rios Cristian Cam...2380Mucoz Jhon Edison...22411-023 ≣D90Ch Colombia (1/2 ...12 Jun 2010
247Severinov VladimirTroshohenko Pavel...22080-119 ≣D90It (open)12 Sep 2010
248Balacek Tadeas (CZE)2110Cizinsky Petr21481-031 ≣D90Extraliga 2010/11...02 Oct 2010
249Semcesen Daniel (...2490Dragicevic Drazen...23121-029 ≣D90Ch Sweden (team) ...13 Mar 2011
250Ramirez Carlos (COL)2320Almanza Rafael (COL)21631-031 ≣D90It (open)16 Apr 2011
251Vitier Vazquez Cr...2179Gutierrez Delgado...22420-131 ≣D90Memorial J.Capabl...12 May 2011
252Tjiam Dharma (NED)2382Bakker Guido (NED)20841-028 ≣D90It (open)13 Jun 2011
253Novoa Fernando (ARG)2049Velasco Ricardo (...20081-027 ≣D90Ch Pan-American (...06 Jul 2011
254Bracker Arne (GER)2272Ageichenko Genadi...23431-034 ≣D90It (open)29 Jul 2011
255Sgouros Apostolos...2008Anastasopoulos Sp...21771-025 ≣D90It (open)30 Aug 2011
256Arkhipov Vladimir...2131Kovalev Denis (UKR)24580-131D90It (open)04 Sep 2011
257Karabut Vladimir ...Zenzera Alexey (RUS)0-126 ≣D81Ch Chess Club08 Sep 2011
258Kostic Vladimir (...2433Bakker Theo (NED)21391-029 ≣D90It (open)02 Nov 2011
259Cazzaniga Walter ...2128Gongalov Bojan21051-034 ≣D90It (open) \07 Jan 2012
260Makhnev Denis (KAZ)1800Lozhnikov V (KAZ)21170-131 ≣D90Ch Kazakhstan (1/...21 Feb 2012
261Kjartansson Gudmu...2326Stefansson Hannes...25340-134 ≣D90It (open)10 Mar 2012
262Griffiths Ryan Rh...2326Dourerassou Jonat...24601-033 ≣D90Ch Paris (open)12 Jul 2012
263Gomez Jorge Leonardo1904Ruiz Alciguel (COL)22130-116 ≣D90Tournament (open)20 Jul 2012
264De Roode Peter (NED)2242Daamen Roland (NED)20421-032 ≣D90It (open)19 Aug 2012
265Ribeiro Jr Valdir...1928Abrantes Tiago Ga...20950-131 ≣D90Ch Brasiliense26 Aug 2012
266Khairullin Ildar ...2631Tseitlin Mark D (...23961-030 ≣D90Memorial M.Botvin...27 Aug 2012
267Lalith Babu M R (...2540Raghavendra V (IND)20571-028 ≣D90It (open)16 Oct 2012
41Popov Luben (BUL)2445Radev Nikolai (BUL)23601-021 ≣D90Ch Bulgaria
48Tinelli FCilento F1-032 ≣D90Ch Italy
40Formanek Edward W...2370Reggiani Mauro (ITA)22211-031 ≣D90?
39Ree Hans (NED)2510Thipsay Praveen M...23900-128 ≣D90It (cat.7)
42Kuligowski Adam (...2450Pytel0-126 ≣D90Ch Poland
22Forintos Gyozo V ...2317Adorjan Andras (HUN)25041-021 ≣D90Ch Hungary
132Stojanovic Mihajl...2465Benderac Srdjan (...22850-128 ≣D90Ch Yugoslavia (open)
37Adamski Jan (POL)2297Timoscenko Gennad...25300-125 ≣D90It (cat.8)
36Romanov Andrey (BLR)Khasin Abram (RUS)23900-126 ≣D90It
30Dubinin Peter V (...Zilberberg Alik (...22431-028 ≣D90corr.
35Vellonen PekkaKarvi Timo0-119 ≣D90corr.
34Berthelsen RoaldStockmann1-021 ≣D90Europe Tournament...
77Flear Glenn C (ENG)2430Kouatly Bachar (FRA)24951-024 ≣D90Ch France (team)
199Piceu Tom (BEL)2306De Wit Gerard (NED)19151-026 ≣D90It (open)
32Brandts PHux Robert1-025 ≣D90It \
72Bronstein David I...2432Jasnikowski Zbign...24250-126 ≣D90It (cat.9)
27Machacek HDietz G0-128 ≣D81corr.
97Mubarak Ah (QTR)2200Hamid Mansour Kad...1-024 ≣D90Olympiad
111Juarez Flores Rob...2138Dorner Joachim1-033 ≣D81Ch Guatemala (may...
23Poljak Srebrenka ...2008Tomasevic0-126 ≣D90corr.
21Uhlmann Wolfgang ...2379Spiridonov Nikola...22391-021 ≣D90It
89Myry TimoMyllyniemi Martti...21420-134 ≣D90Ch Finland (corr.)
20Sugden John N (ENG)2180Davies Nigel R (ENG)24941-023 ≣D90Ch Great Britain ...
98Flear Glenn C (ENG)2470Baumgartner Ulrich1-021 ≣D90It (open)
18Dzindzichashvili ...2550Gurgenidze Bukhut...21081-030 ≣D90Tournament
7Troianescu Octav ...2330Plater Kazimierz ...1-028 ≣D81It
145Levtchouk George ...2330Glinert Stephen (...22101-033 ≣D90It (open)
117Magar Thomas P (USA)2079Dereviagin Vladis...23200-122 ≣D90It (open)
29Bailey R (ENG)2340Meiklejohn Ian1-019 ≣D90Cup Glorney
93AmicoGeromel1-034 ≣D90corr.
17Gufeld Eduard (USA)2434Savon Vladimir A ...24430-132 ≣D90?
233Van Heirzeele Dan...2137Dourerassou Jonat...24120-122 ≣D90Ch France (team) ...
91Piket Jeroen (NED)2495Gulko Boris F (USA)26001-034 ≣D90It
88Krcmarik LukasKovari1-029 ≣D90corr.
94Meulders Richard ...2245Miralles Gilles (...24600-124 ≣D90Zt
95Van Der Sterren P...2515Miralles Gilles (...24600-131 ≣D90Zt
96Van Roosmalen ADe Waard Rein0-130 ≣D90corr.
16Littlewood Norman2328Cortlever Nicolaa...23901-028 ≣D90?
99Ilieva Hristina (...2106Dimitrova Rositsa1-034 ≣D90Ch Bulgaria (w)
100Zysk Robert (GER)2424Berndt Stephan (GER)24411-030 ≣D90It (open)
101Kaidanov Gregory ...2574Wegner Hannu (GER)24351-015 ≣D90It \
103Heinemann Thies (...2469Michaelsen Nils (...24120-129 ≣D90It (b)
87Peltonen PekkaHemmila Risto1-032 ≣D90?