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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
396Dobrotka Martin (...2246Szegi Tomas (SVK)22610-138 ≣E60Ch Slovakia (team...06 Feb 2010
81Carvajal A2115Debarnot Roberto ...23750-138 ≣D94Zt
35Popa TomaMarkovic Marko (SRB)22850-141 ≣D94It \
406Van Dongen Rob (NED)1997Pribyl Martin (CZE)23540-133 ≣D80It (open)11 May 2010
30Dubinin Peter V (...Kasparian Genrikh...0-140 ≣D94Ch URS (1/2 final)
409Wenninger Philipp...2080Kugler Florian (GER)21490-148D80Ch Germany (junio...20 Jun 2010
26Lange WilfriedEisinger Max0-129 ≣D80It
8Van Den Bosch Joh...Sultan Khan Mir (...0-130 ≣D94It
424Cacic Marija (CRO)1634Purgar Ivona (CRO)20910-115 ≣D80It (open) \05 Dec 2010
428Rahman Ziaur (BAN)2528Areshchenko Alexa...26720-144 ≣A48It (open)24 Jan 2011
431Sekulovska Vesna ...2105Tosic Miroslav (SRB)24340-145 ≣D94It \09 Apr 2011
445Ochoa Ivan Jose1618Carcamo Posada Da...16940-134 ≣D80Tournament (junio...19 Nov 2011
107Ostrowski Leszek ...2335Lin Ta (CHN)23000-141 ≣A48Memorial Dreszer
15Towsen ANMorton Harold0-125 ≣D80It
19Kavlie Jorgensen OEngels Ludwig (GER)0-120 ≣A48Olympiad
421Bodio Leszek (POL)1868Gostomski Mariusz...15880-148D80Tournament (open)10 Nov 2010
23Fenoglio Virgilio...Guimard Carlos E ...23250-133 ≣A06Ch Argentina
25Castillo Larenas ...Mikenas Vladas I ...24050-149 ≣D80Olympiad
28Green MatthewReshevsky Samuel ...24300-142 ≣A05Ch USA
463Parshukov AlekseyIsakov Andrey (RUS)0-137 ≣D80Tournament \20 Jun 2012
32Jackson Edward Sc...Santasiere Anthon...0-149 ≣D94It
56Solin IlmariSajtar Jaroslav (...0-130 ≣A05Zt
34Lynch JulioPelikan Jiri (CZE)0-142 ≣D94Memorial R.Grau
37Bondarevsky Igor ...Lilienthal Andor ...23850-140 ≣D94Ch URS
163Becker Alexander ...1937Beis Evangelos (GRE)20550-132 ≣A16Ch Oberfranken (t...
376Kraus Tomas (CZE)2029Langner Jakub (CZE)18380-122 ≣A48Ch Czech Republic...14 Mar 2009
40Zamikhovsky Abram...Kopylov I (RUS)23800-140 ≣D94Ch URS (1/2 final)
189Medancic Rikard (...2340Djuric Stefan (SRB)24700-147 ≣D94It (open)
45Nurnberg FTeschner Rudolf (...22950-136 ≣D80It
46Barendregt Johan ...2325Lehmann Heinz G (...22850-132 ≣A16Match \
402Mona Khaled (EGY)2103Gupta Abhijeet (IND)25950-121 ≣A46It (open)05 Apr 2010
162Burkart Patrick (...2323Gauglitz Gernot (...24060-140 ≣A48Bundesliga 1992/93
7Koch Berthold (GDR)Bogoljubow Efim D...0-148 ≣A46Ch Germany
166Martin Vazquez Jo...2148Martinez Fernando...21490-133 ≣D94It (open)
263Caaveiro Prieto J...1877Timon Piote Silvi...22480-130 ≣E60It (open)
58Ferrantes GiovanniZoppetti Giuseppe0-126 ≣A48It
216Badjarani Ilgar (...2380Bagirov Rufat (AZE)23250-148 ≣A48Ch Azerbaijan
181Piliczewski Bogus...2117Walkusz Witoslaw ...21500-134 ≣A48Ch Poland (1/2 fi...
108Formanek Edward W...2203Mihalcisin Adrian...25250-141 ≣D94It
186Habibi Ali (GER)2295Dekic Josip (SRB)23550-144 ≣A04It (c)
66Gudmundsson Krist...2277Fischer Robert J ...27800-127 ≣A46It
194Costantino Giampa...2175Gorelli-Fagiolini...21740-146 ≣D94Ch Italy (team)
55Olexa Vilem (CZE)Filip Miroslav (CZE)24650-149 ≣A48Ch Czechoslovakia
118HoffmannAdam Stefan17000-125D70corr.
72Carrasco Berna (CHI)2165Zinser Sylvain (FRA)22950-142 ≣D94Olympiad
73Jamieson Peter M ...2251Kristjansson Brag...22790-133 ≣A48Ch World (team) (...
386Mona Khaled (EGY)2094Le Roux Jean-Pier...24850-148 ≣A48Ch Mediterranean11 Sep 2009
217Sorin Ariel (ARG)2460Moreno Carnero Ja...24000-128 ≣D94It (open) \
105Gypser Andreas Dr...2165Gausel Einar (NOR)25010-149 ≣A48It
79Vokoun Jan (CZE)2161Hlousek Zdenek (CZE)18000-125 ≣A05Ch Czechoslovakia...
364Mona Khaled (EGY)1967Padmini Rout (IND)22350-136 ≣A48Ch World (juniors...21 Oct 2008
150Mandekic Ivan (CRO)2288Zelic Mladen (CRO)22640-121 ≣A48Ch Croatia (team)...
83Gereben Erno (SUI)2335Schmidt Wlodzimie...24500-144 ≣D94It (b)
366Mona Khaled (EGY)1967Langnerova Karoli...18310-137 ≣A48Ch World (juniors...26 Oct 2008
85Sandrin AlbertTaylor Desmond23200-127 ≣A05It \
119TolleDressler D0-117 ≣D80corr.
307Farrell Roger2046Zhao Zong-Yuan (AUS)24100-137 ≣A46Cup Doeberl09 Apr 2004
143Hulse Brian (USA)2155Young Ronald (USA)22790-140 ≣E60It \
93Ojala JormaMerkl Hans0-126 ≣E61?
91Riessenbeck JContoski Victor0-133 ≣A48Ch USA (corr.)
92Pang Atjok CTKirov Nino (BUL)24650-134 ≣D94Ch Netherlands (o...
17Erdelyi Stefan (ROM)Solin Ilmari0-150D94Olympiad
95Jamieson Robert M...2444Rogers Ian (AUS)25450-127 ≣A48Ch Australia
256Fernandez Hector ...2063Tsuboi Edson Kenj...23070-145 ≣D94Ch Paulista
99Alexander (GER)Hartston William ...24300-123 ≣D80?
260Perez Iosvanni (CUB)Vilela Jose Luis ...23840-124 ≣A48Ch Cuba (1/2 final)
345Mazalon Mariusz (...2151Wlodarczyk Oskar ...23430-119 ≣A48It (open)17 Jul 2007
102Steiner (CZE)Podkrajsek Janez ...22250-134 ≣D94Olympiad (corr.)
120Quendro Llambi (ALB)2333Fernandez Garcia ...24360-127 ≣D94Olympiad
103Bartelborth Thoma...2250Brueckner Thomas ...23750-150 ≣D94Bundesliga 1983/84
104Maksimovic Suzana...2180Erenska-Barlo Han...22250-133 ≣A48It (cat.14) (w)
477Diaz Franco Franc...1987Serra Olives Toma...21320-120 ≣D94Ch Spain (seniors)17 Oct 2012
70Bertok Mario (CRO)2282Benko Pal C (USA)24080-150 ≣D94Izt
111Arias Bouzada JorgeOlazarri Marcelo ...22080-137 ≣D80It \
112LeticVolchok Alexandr ...0-137 ≣D94Memorial Markov (...
75Tarasov Igor (RUS)2328Piankov Evgenij (...23480-134 ≣D94Ch Russia (1/2 fi...
225Stodolova Kristyn...1980Havrdova Lenka (CZE)0-133 ≣D80It (open) (w)
117Mohr Georg (SLO)2460Vucicevic Moma (SRB)23210-147 ≣A46?
88Jarvinen KariRaulo Jaakko0-132 ≣A05?
122Cifuentes Parada ...2530Kouatly Bachar (FRA)24500-138 ≣D94It (cat.9)
24Janeckova BCarrasco De Budin...0-132 ≣A48Ch World (w)
306Farrell RogerZhao Zong-Yuan (AUS)24100-136 ≣A46Cup Doeberl09 Apr 2004
126Pernisco Ermanno ...2237Carlhammar Magnus...23060-140 ≣D80It (open)
127Rezzonico MarcoRavagnati Walter0-119 ≣A00It (open)
128Costantino Giampa...2175Werther Tobias (ITA)23250-129 ≣D94It (open)
350Soklakov IlyaKrylov Dima (RUS)17590-123 ≣D94Ch PriFO (juniors...
130Letic Stevan (SRB)2104Piuva Matti (FIN)22050-132 ≣D94?
36Richter Emil (CZE)Sajtar Jaroslav (...0-142 ≣A16It \
193Wilhelm Jochen (GER)2164Wagner Dirk17800-149 ≣D04Oberliga 1994/95
335Jacimovic Dragolj...2427Nepomniachtchi Ia...25450-149 ≣A48Cup European Club10 Oct 2006
139Johansson Jan (SWE)2405Brinck-Claussen B...22630-137 ≣A48Match (team)
151Epp Edward2180Kaidanov Gregory ...25740-123 ≣A06It (open)
64Jauregui Carlos (...2260Espinoza Carlos1-029 ≣D94It
38Lange Andreas (GER)1710Heinicke Herbert ...1-039 ≣A05Ch BRD
234Bauer Christian (...2490Roos Daniel (FRA)24251-045 ≣D94Ch France (team) ...
116Casafus Ruben (ARG)2338Lopez Heras Artur...19041-032 ≣A05It (open)
76Kluger Gyula (HUN)2250Szekely Mihaly1-048 ≣A05Ch Hungary
29Lange WilfriedRichter Kurt (GER)20431-037 ≣A48Ch Germany
210Csiszar Zoltan (HUN)2272Domos G1-040 ≣D94It (open)
247Nedilsky Diego (ARG)2321Lopez Sebastian (...20131-024 ≣D94Memorial M.Najdor...