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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
430Acosta Luis Ivan ...1854Cuesta Cifuentes ...0-134 ≣D80It (open) \
13Ahues Carl O (GER)Lange Wilfried1-046 ≣D94It
282Aleksandrov Aleks...2633Mamedyarov Shakhr...25960-134 ≣D94Ch Europe
99Alexander (GER)Hartston William ...24300-123 ≣D80?
327Alsheimer Christo...2133Witt Alfred19261-042 ≣A46Ch Mittelfranken ...12 Feb 2006
318Alsheimer Christo...2060Rietze Clemens (GER)19421-035 ≣A48Ch Germany (junio...15 May 2005
284Annaberdiev Meili...2408Bromberger Stefan...24171-027 ≣D04Ch World (juniors...
391Arbinger Roland (...2107Behnel Gerald (GER)20971-029 ≣D94Verbandsliga 2009/1001 Nov 2009
111Arias Bouzada JorgeOlazarri Marcelo ...22080-137 ≣D80It \
474Artemenko Oleg (UZB)2269Golubev Roman (UZB)21701-028 ≣D94Ch Uzbekistan (ju...16 Sep 2012
470Avramidou Anastasia1831Blond Hanten Elsa1-026 ≣A05Ch Europe (junior...17 Aug 2012
452Baciu Stefan (ROM)2222Jianu Vlad-Cristi...25081-034 ≣D94Ch Romania14 Feb 2012
216Badjarani Ilgar (...2380Bagirov Rufat (AZE)23250-148 ≣A48Ch Azerbaijan
399Balacek Tadeas (CZE)2110Chmel Kristian (CZE)20001-038 ≣A48Ch Czech Republic...08 Mar 2010
394Balacek Tadeas (CZE)2098Voracek Miroslav ...21900-148 ≣A48Czech League 2009...06 Dec 2009
469Bardeli Lukasz (POL)2299Banach Wieslaw (POL)21071-027 ≣A15Tournament (open)15 Aug 2012
46Barendregt Johan ...2325Lehmann Heinz G (...22850-132 ≣A16Match \
103Bartelborth Thoma...2250Brueckner Thomas ...23750-150 ≣D94Bundesliga 1983/84
218Bauer Christian (...2525Ftacnik Lubomir (...25851-045 ≣A48Bundesliga 1996/97
234Bauer Christian (...2490Roos Daniel (FRA)24251-045 ≣D94Ch France (team) ...
281Bayramov Vugar (AZE)2345Bagirov Rufat (AZE)24941-032 ≣D04Ch Azerbaijan
163Becker Alexander ...1937Beis Evangelos (GRE)20550-132 ≣A16Ch Oberfranken (t...
249Beckmann Klaus (GER)2284Czubak Michael (GER)22101-034 ≣A48VK3 Ruhrgebiet 19...
232Belli Mario (PER)2380Ekstroem Roland (...25100-130 ≣A46Olympiad
317Benderac Ana (SRB)2291Chelushkina Irina...23151-032 ≣A04Ch SCG (w)24 Apr 2005
134Bernard Nicolas (...2089Ristic Nebojsa (SRB)23791-038 ≣A48It (open)
410Bernard Nicolas (...2075Fossati Remigio (...22400-134 ≣A48It (open)04 Jul 2010
413Bernard Nicolas (...2075Biancotti Alessan...18951-021 ≣A48It (open)08 Jul 2010
154Bernard Nicolas (...2089Vandevoort Pascal...22801-040 ≣A05It (open)
70Bertok Mario (CRO)2282Benko Pal C (USA)24080-150 ≣D94Izt
98Bettalli Marco (ITA)2053Magari R19201-029 ≣D94Tournament
62Bisguier Arthur B...2237Byrne Donald (USA)24701-041 ≣D80Tournament
53Bisguier Arthur B...2237Soluch Leopold1-033 ≣A15It
138Bisguier Arthur B...2370Eckert Doug D (USA)22461-037 ≣D94It (open)
71Bisguier Arthur B...2237Zwaig Arne (NOR)24391-039 ≣D94Olympiad
101Bisguier Arthur B...2237Miller NF1-013 ≣D94It \
97Bisguier Arthur B...2440Ruiz Alciguel (COL)21941-030 ≣D94It (open)
457Bitelmajer Martin...2318Fusco Leonardo (ARG)23831-048 ≣D94It (open)03 Apr 2012
267Boada Wiston (VEN)2165Pitterson Jomo (JAM)22620-140 ≣D80Sub-zt
421Bodio Leszek (POL)1868Gostomski Mariusz...15880-148D80Tournament (open)10 Nov 2010
115Boensch Uwe (GER)2530Gauglitz Gernot (...24651-024 ≣D94It
203Bogdanovich Grigo...2390Sher Miron N (USA)24750-115 ≣D04It (open) \
44Bogoljubow Efim D...Heinicke Herbert ...1-037 ≣D80It
397Bolte Christoph (...1987Osthof R17041-032 ≣A48Bezirksoberliga 2...21 Feb 2010
37Bondarevsky Igor ...Lilienthal Andor ...23850-140 ≣D94Ch URS
467Borderie David (FRA)1986Moal Alain (FRA)21750-145 ≣A05It (open)20 Jul 2012
198Bozhkov DDimov Dian (BUL)22890-135 ≣A16Ch Bulgaria (team)
475Bozic Milan (SRB)2427Vujacic Borivoje ...22991-036 ≣A48Ch Serbia (team) ...24 Sep 2012
468Brynell Stellan (...2498Schmied Andreas (...20671-045 ≣D94It \29 Jul 2012
162Burkart Patrick (...2323Gauglitz Gernot (...24060-140 ≣A48Bundesliga 1992/93
113Burkhart AStrittmatter Norb...21291-012 ≣D94It (open) (b)
273Burmakin Vladimir...2586Rogulj Branko (CRO)24561-036 ≣A48It (open)
323Burmakin Vladimir...2508Khakimov Timur (RUS)22821-036 ≣D94It (cat.8) \16 Oct 2005
263Caaveiro Prieto J...1877Timon Piote Silvi...22480-130 ≣E60It (open)
424Cacic Marija (CRO)1634Purgar Ivona (CRO)20910-115 ≣D80It (open) \05 Dec 2010
72Carrasco Berna (CHI)2165Zinser Sylvain (FRA)22950-142 ≣D94Olympiad
81Carvajal A2115Debarnot Roberto ...23750-138 ≣D94Zt
116Casafus Ruben (ARG)2338Lopez Heras Artur...19041-032 ≣A05It (open)
25Castillo Larenas ...Mikenas Vladas I ...24050-149 ≣D80Olympiad
453Cavalcanti Franci...2292Cardoso Almir Cor...20451-037 ≣A05Memorial Bobby Fi...09 Mar 2012
422Chmelik Jiri (CZE)2068Papay Marek (CZE)20291-031 ≣D94Czech League 2010...21 Nov 2010
464Chmelik Jiri (CZE)2069Kaluzny Matyas (CZE)18760-135 ≣A48It (open)23 Jun 2012
289Christenson Flemm...2289Hermansson Emil (...24140-125 ≣A48It (cat.4)
122Cifuentes Parada ...2530Kouatly Bachar (FRA)24500-138 ≣D94It (cat.9)
310Conde Chijeb Manu...1753Machado Julio (POR)17271-043 ≣A16It (open)11 Jul 2004
128Costantino Giampa...2175Werther Tobias (ITA)23250-129 ≣D94It (open)
194Costantino Giampa...2175Gorelli-Fagiolini...21740-146 ≣D94Ch Italy (team)
180Costantino Giampa...2175Temi Walter (ITA)21051-033 ≣D94?
210Csiszar Zoltan (HUN)2272Domos G1-040 ≣D94It (open)
159Cuadras Avellana ...2316Rocabert Andreu G...22231-027 ≣D94Ch Catalunia (team)
395Cuevas Fernandez ...1860Gonzalez Fernande...17211-036 ≣A05It (open)28 Dec 2009
160Dabrowski SSzczesniak Konrad...21930-144 ≣A15Ch Poland (corr.)
352Daloz Jean-Michel...2175Laurain Dominique...20271-036 ≣A48Ch France (team) ...16 Dec 2007
136Deze Anton (YUG)2405Vujakovic Branko ...23740-145 ≣D94Tournament (team)
443Dias Fabricio Ric...Annibal Jr Rocevelte18271-031A16Tournament (open)15 Oct 2011
274Dias LuisPereira Ruben Mig...24161-042 ≣D80Tournament
477Diaz Franco Franc...1987Serra Olives Toma...21320-120 ≣D94Ch Spain (seniors)17 Oct 2012
441Dimakiling Oliver...2414Morris James (AUS)23001-040 ≣A06It (open)25 Aug 2011
425Dobrev Nanko (BUL)2394Sotirov Nikolaj (...21091-023 ≣A48It (open)14 Dec 2010
368Dobrev Nanko (BUL)2408Georgiev Biser (BUL)22600-135 ≣A48It (open) \29 Nov 2008
396Dobrotka Martin (...2246Szegi Tomas (SVK)22610-138 ≣E60Ch Slovakia (team...06 Feb 2010
287Dobrotka Martin (...2185Dlhy Jozef (SVK)21091-041 ≣E61Ch Slovakia (team...
456Domnin Vladimir (...Kostrov Sergey0-149 ≣D80Tournament (open)
442Drozdovskij Yuri ...2614Motylev Alexander...26850-148 ≣A06Cup World FIDE (t...30 Aug 2011
30Dubinin Peter V (...Kasparian Genrikh...0-140 ≣D94Ch URS (1/2 final)
135Dunnington Angus ...2386Sanchez Almeyra J...23801-039 ≣A05Ch Paris (open)
212Egger Fernando2280Ciulli Alfredo0-135 ≣A48It (open)
253Elliott Peter C1400Forman Karl (ENG)20360-142 ≣D94It (open)
151Epp Edward2180Kaidanov Gregory ...25740-123 ≣A06It (open)
17Erdelyi Stefan (ROM)Solin Ilmari0-150D94Olympiad
311Fabritius Norbert1298Riha Peter (GER)18140-146 ≣D80Memorial Karl Mal...23 Jul 2004
129Falchetta Giovann...2202Lucchetti Philipp...21521-029 ≣D94It (open)
297Farago Ivan (HUN)2455Antal Gergely (HUN)24501-034 ≣D94It (cat.11)
307Farrell Roger2046Zhao Zong-Yuan (AUS)24100-137 ≣A46Cup Doeberl09 Apr 2004
306Farrell RogerZhao Zong-Yuan (AUS)24100-136 ≣A46Cup Doeberl09 Apr 2004
123Fauland Alexander...2450Von Hartlieb Just...22251-025 ≣A48It (open)
121Fauland Borek JuttaBerg Tine22401-040 ≣A48Olympiad (w)
23Fenoglio Virgilio...Guimard Carlos E ...23250-133 ≣A06Ch Argentina
63Fenoglio Virgilio...Marini Luis1-038 ≣A48It
435Fernandez Gonzale...2043Martinez Ramirez ...23010-140 ≣A05Tournament (open)04 Jun 2011