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Grünfeld with 5.e3 0-0 6.Qb3 Notation: 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 0-0 6. Qb3

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
256Fernandez Hector ...2063Tsuboi Edson Kenj...23070-145 ≣D94Ch Paulista
241Fernandez Rodrigo...2228Jenidarchiche Dou...1-024 ≣D94Ch State Sao Paulo
58Ferrantes GiovanniZoppetti Giuseppe0-126 ≣A48It
22Fine Reuben (USA)Prins Lodewijk (NED)22201-037 ≣A05It
142Flear Christine (...2142Pilotelle Barbara...19791-012 ≣D94Ch France (w)
356Flores ClaudirFischer Ivo18700-150 ≣D94Ch Paranaense26 Jan 2008
192Forgacs Jozsef (HUN)2290Bugyinszki Istvan...22821-023 ≣D94It (open)
108Formanek Edward W...2203Mihalcisin Adrian...25250-141 ≣D94It
182Franic Milan (CRO)2379Zelic Mladen (CRO)23201-040 ≣D94Tournament (team)
238Gagunashvili Mera...2205Ferrari Nicola (SUI)22021-041 ≣D80Ch Europe (junior...
252Galeev MaksimKretov Evgeny1-040 ≣A06Ch Russia (junior...
272Garrido Denis (FRA)2228Bernard Jacques (...22200-134 ≣A48Ch France (team) ...
269Gasparian Mariana...2063Aginian Nelly (ARM)22051-044 ≣D94Ch World (juniors...
301Gather Juergen (GER)2190Kohlweyer Bernd (...24290-138 ≣D04It (open)
83Gereben Erno (SUI)2335Schmidt Wlodzimie...24500-144 ≣D94It (b)
461Geringer Waldemar...1978Eg Karlheinz (GER)20251-033 ≣A48It \08 Jun 2012
439Gitelson ArkadyKomova Mariya1-025E60Tournament (Elo)17 Aug 2011
54Golombek Harry (ENG)2320Filip Miroslav (CZE)24650-149 ≣E60Olympiad
52Golombek Harry (ENG)2320Porreca Giorgio (...1-033 ≣A48It
334Gomez Cebrian Fra...2094Guerrero Arroyo P...21281-041 ≣A40Ch Spain (team) (...26 Aug 2006
169Gomez Francisco R...2097Prieto Ernesto (COL)21260-150 ≣A16It (open)
28Green MatthewReshevsky Samuel ...24300-142 ≣A05Ch USA
305Greifoner Sebastjan1648Cetina Klemen (SLO)22010-146 ≣D94Ch Slovenia (juni...06 Mar 2004
400Gridchin SergeyBiryukov Mikhail ...21370-121 ≣D94Cup Vladivostok (...19 Mar 2010
348Gruener Adrian (SUI)1948Zambo Zoltan (HUN)22780-118 ≣D80It (open)12 Oct 2007
1Gruenfeld ErnstSteiner Lajos (HUN)1-036 ≣A48It
355Grujicic Zoran (SRB)2066Kojovic Dragan (SRB)24120-145 ≣A05It \23 Jan 2008
295Guc Yucel (TUR)1932Secer Ata (TUR)21520-138 ≣A15Ch Izmir
66Gudmundsson Krist...2277Fischer Robert J ...27800-127 ≣A46It
105Gypser Andreas Dr...2165Gausel Einar (NOR)25010-149 ≣A48It
186Habibi Ali (GER)2295Dekic Josip (SRB)23550-144 ≣A04It (c)
325Hackel Mario (GER)Palmer Christian ...0-140 ≣D94Oberliga Baden 20...13 Nov 2005
447Hagara Eduard (SVK)1738Szegi Tomas (SVK)22461-043 ≣A48Extraliga 2011/1226 Nov 2011
401Hagemann Tim (GER)2164Torres Patrice (FRA)20031-049 ≣D04It (open)03 Apr 2010
149Handke Harald (GER)2174Klotz Stefan19301-025 ≣D94Ch NRW
471Hansch Torsten (GER)2080Bijlsma Nick (NED)21300-143 ≣D80It (open)22 Aug 2012
294Haug Siegmund (GER)1917Schalke Manfred1-038 ≣A48Verbandsliga Nort...
342Henneteau Jeremy ...2119Schoucair Henry (...20021-041 ≣D80Ch France (team) ...
351Henneteau Jeremy ...2119Planell Eric (FRA)21851-028 ≣D80Ch France (team) ...25 Nov 2007
100Hesse Peter (GER)2330Gauglitz Gernot (...23101-031 ≣A48Ch DDR
175Hesse Peter (GER)2305Carton Patrick (IRL)21891-031 ≣A48Bundesliga (2nd) ...
174Hesse Peter (GER)2305Peters Andreas (GER)22650-131 ≣A48Bundesliga (2nd) ...
161Hesse Peter (GER)2305Fischer Sebastian...22711-040 ≣A48Bundesliga (2nd) ...
188Hesse Peter (GER)2335Steinert Christia...19871-026 ≣A48It (open)
191Hesse Peter (GER)2335Koehler Ronald (GER)22841-030 ≣A48Bundesliga (2nd) ...
313Ho Cheng-Fai (MAC)2035Allor Chukwuka (NGR)21451-035 ≣D94Olympiad29 Oct 2004
185Hoeger ArminSuderland Marc19150-120 ≣D94Ch SJR (juniors) ...
118HoffmannAdam Stefan17000-125D70corr.
257Hofmann Juergen (...2181Carl Werner (GER)20091-025 ≣D94It (open)
283Hovmoller Kristia...2287Kjartansson Gudmu...21060-140 ≣D94It (open) \
143Hulse Brian (USA)2155Young Ronald (USA)22790-140 ≣E60It \
359Ibraev Nurlan (KAZ)2448Kozlov Roman (KAZ)23331-030 ≣A15It \
448Ibraev Nurlan (KAZ)2393Turar (KAZ)17621-029 ≣D94It (open)30 Nov 2011
415Iljin Artem (RUS)2558Gutman Lev (GER)24191-031 ≣D80It (open)16 Jul 2010
361Ismailov Mukhit (...2040Krivonos Nikolay ...22850-140 ≣D94Memorial Izmailov...29 Jun 2008
367Ismailov Mukhit (...2040Juhasz Kristof (HUN)22140-145 ≣D94Ch World (juniors...28 Oct 2008
214Jacimovic Dragolj...2455Herrera Irisberto...24751-032 ≣D94Olympiad
335Jacimovic Dragolj...2427Nepomniachtchi Ia...25450-149 ≣A48Cup European Club10 Oct 2006
148Jacimovic Dragolj...2429Stankovic Dragan ...22741-040 ≣D94Ch Yugoslavia (team)
147Jacimovic Dragolj...2429Dekic Josip (SRB)23061-041 ≣D94Ch Yugoslavia (team)
276Jacimovic Dragolj...2486Brendel Oliver (GER)23801-025 ≣D94Ch Europe
231Jacimovic Dragolj...2490Rogulj Branko (CRO)24501-043 ≣D94Zt
32Jackson Edward Sc...Santasiere Anthon...0-149 ≣D94It
170Jahnichen E1950Scheuer Thorsten16101-030 ≣D02Cup Bexbach
349Jaklin Damir (CRO)2055Purgar Ivona (CRO)20230-135 ≣D80Ch Croatia (team)...27 Oct 2007
74Jamieson Peter M ...2251Verstraeten J1-031 ≣D80Ch World (team) (...
73Jamieson Peter M ...2251Kristjansson Brag...22790-133 ≣A48Ch World (team) (...
95Jamieson Robert M...2444Rogers Ian (AUS)25450-127 ≣A48Ch Australia
24Janeckova BCarrasco De Budin...0-132 ≣A48Ch World (w)
88Jarvinen KariRaulo Jaakko0-132 ≣A05?
64Jauregui Carlos (...2260Espinoza Carlos1-029 ≣D94It
389Jeraj Zlatko (SLO)2123Zupancic Urban (SLO)18981-032 ≣A48Ch Slovenia (team...11 Oct 2009
374Jirasek Jiri (CZE)1916Elias Miroslav (CZE)20690-135 ≣D94Czech League 2008...22 Feb 2009
418Jirasek Jiri (CZE)1941Humlicek Vojtech ...18850-147 ≣D94It (open)27 Aug 2010
156Johansson Jan (SWE)2405Engsner Niklas (SWE)21251-025 ≣A48Ch Sweden (open)
139Johansson Jan (SWE)2405Brinck-Claussen B...22630-137 ≣A48Match (team)
132Johansson Jan (SWE)2405Ernst Thomas (SWE)24401-041 ≣A48Ch Sweden
429Jones Stephen L (...2285Connor Michael I18581-043 ≣A05Ch England (team)...19 Feb 2011
454Jonsson Olafur Gi...1870Einarsson Oskar L...16181-044 ≣A48It (open)10 Mar 2012
416Jorczik Julian (GER)2398Salem A R Saleh (...25010-131 ≣D94It (open)29 Jul 2010
407Jorczik Julian (GER)2398Krassowizkij Jaro...22481-028 ≣D94Ch Germany (junio...23 May 2010
177Joutsivuo TimoPihlajamaki Antti...20050-131 ≣D94It (open)
382Jozwicka Urszula ...2089Gora Antonina (POL)15341-030 ≣D94It (open)08 Jun 2009
270Juan Roldan Jose ...2292Alonso Perez Jose...20141-035 ≣A48Ch Asturia (team)...
291Jussupow Artur (GER)2583Carlsen Magnus (NOR)25811-041 ≣A48It (open) \
446Jussupow Artur (GER)2569Jarvet Juri1-024 ≣A48It (open) (active...25 Nov 2011
292Jussupow Artur (GER)2583Nilssen John Arni...23901-037 ≣A48It (open) \
319Jussupow Ekaterin...2007Esonboeva Gulruhs...19880-146 ≣A48Ch World (juniors...21 Jul 2005
451Jussupow Nadia (GER)2126Misanovic Vesna (...23260-133 ≣D04Bundesliga (2nd) ...12 Feb 2012
346Jussupow Nadia (GER)2178Eichner Manfred (...20561-043 ≣D04It (open)02 Aug 2007
365Kanetsky NikolayKorolev Alexey (RUS)20790-147 ≣A48Ch City (open)24 Oct 2008
27Kan Ilya A (RUS)Tolush Alexander ...1-028 ≣D94Ch URS
49Kan Ilya A (RUS)Klavins Janis1-047 ≣A48Ch URS (1/2 final)
190Kanko Ilkka (FIN)2295Susimaa Heikki0-134 ≣D94Ch Finland (team)...
208Karsa Laszlo (HUN)2395Certek Pavel (SVK)23221-026 ≣D94Ch Hungary (team)...
197Kaspi Alexander (...2470Kalod Radek (CZE)22200-147 ≣D94Cup European Club
358Kasyan Aleksandr ...2311Faizulaev Akmal (...23211-036 ≣D94Ch Uzbekistan01 May 2008
320Katov Luboslav (BUL)2214Bakos Balazs (HUN)22841-026 ≣A48Ch Europe (junior...
19Kavlie Jorgensen OEngels Ludwig (GER)0-120 ≣A48Olympiad
419Kebis Milos (SVK)1994Mesaros Jan (SVK)18871-023 ≣A16It (open) \03 Oct 2010