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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
124Rajna George (ISR)2390Spiriev Peter (HUN)22451-028 ≣A48It \
447Hagara Eduard (SVK)1738Szegi Tomas (SVK)22461-043 ≣A48Extraliga 2011/1226 Nov 2011
138Bisguier Arthur B...2370Eckert Doug D (USA)22461-037 ≣D94It (open)
312Rasmussen Henning...1998Andersen Dan (DEN)22461-012 ≣A48It \26 Jul 2004
137West Guy (AUS)2445Zaric Srboljub (AUS)22471-035 ≣D94It (open)
263Caaveiro Prieto J...1877Timon Piote Silvi...22480-130 ≣E60It (open)
407Jorczik Julian (GER)2398Krassowizkij Jaro...22481-028 ≣D94Ch Germany (junio...23 May 2010
94Sahovic Dragutin ...2520Hammer Peter (SUI)22541-025 ≣D94It09 Aug 1979
368Dobrev Nanko (BUL)2408Georgiev Biser (BUL)22600-135 ≣A48It (open) \29 Nov 2008
460Polak Tomas (CZE)2535Sikora Jan (CZE)22601-044 ≣D94Ch Czech Republic13 May 2012
396Dobrotka Martin (...2246Szegi Tomas (SVK)22610-138 ≣E60Ch Slovakia (team...06 Feb 2010
267Boada Wiston (VEN)2165Pitterson Jomo (JAM)22620-140 ≣D80Sub-zt
139Johansson Jan (SWE)2405Brinck-Claussen B...22630-137 ≣A48Match (team)
150Mandekic Ivan (CRO)2288Zelic Mladen (CRO)22640-121 ≣A48Ch Croatia (team)...
174Hesse Peter (GER)2305Peters Andreas (GER)22650-131 ≣A48Bundesliga (2nd) ...
233Midoux Sebastien ...2230Bujisho Benjamin ...22701-049 ≣D94Ch France (juniors)
161Hesse Peter (GER)2305Fischer Sebastian...22711-040 ≣A48Bundesliga (2nd) ...
148Jacimovic Dragolj...2429Stankovic Dragan ...22741-040 ≣D94Ch Yugoslavia (team)
384Orzech Dominik (POL)2466Popova Natalija (...22760-125A48It (open)24 Aug 2009
348Gruener Adrian (SUI)1948Zambo Zoltan (HUN)22780-118 ≣D80It (open)12 Oct 2007
143Hulse Brian (USA)2155Young Ronald (USA)22790-140 ≣E60It \
73Jamieson Peter M ...2251Kristjansson Brag...22790-133 ≣A48Ch World (team) (...
154Bernard Nicolas (...2089Vandevoort Pascal...22801-040 ≣A05It (open)
438Tuhrim Richard (USA)2234Veng Johnny (DEN)22801-032 ≣E60It (open) \02 Aug 2011
192Forgacs Jozsef (HUN)2290Bugyinszki Istvan...22821-023 ≣D94It (open)
323Burmakin Vladimir...2508Khakimov Timur (RUS)22821-036 ≣D94It (cat.8) \16 Oct 2005
226Stahl Gerhard1605Genkin Michael (GER)22820-123 ≣D80It (open)
191Hesse Peter (GER)2335Koehler Ronald (GER)22841-030 ≣A48Bundesliga (2nd) ...
320Katov Luboslav (BUL)2214Bakos Balazs (HUN)22841-026 ≣A48Ch Europe (junior...
35Popa TomaMarkovic Marko (SRB)22850-141 ≣D94It \
46Barendregt Johan ...2325Lehmann Heinz G (...22850-132 ≣A16Match \
200Mirzoev Azer (AZE)2375Bagirov Rufat (AZE)22851-042 ≣D94Cup Baku
68ObregosoRossetto Hector (...22850-115 ≣A48Ch Argentina
361Ismailov Mukhit (...2040Krivonos Nikolay ...22850-140 ≣D94Memorial Izmailov...29 Jun 2008
246Nedilsky Diego (ARG)2321Idigoras Alejandr...22860-145 ≣D94Memorial M.Najdor...
261Lichtenstern Chri...2216Hiermann Dietmar ...22881-040 ≣A15Bayern Oberliga 1...
198Bozhkov DDimov Dian (BUL)22890-135 ≣A16Ch Bulgaria (team)
332Manolache Marius ...2507Rodriguez Lopez R...22891-042 ≣A48It (open)11 Aug 2006
220Mirzoev Azer (AZE)2430Walach Marcin (POL)22951-046 ≣D94It (open) (a)
72Carrasco Berna (CHI)2165Zinser Sylvain (FRA)22950-142 ≣D94Olympiad
110Viner Phillip (AUS)2046Hill Shane Malcol...22951-040 ≣D94Ch Australia
45Nurnberg FTeschner Rudolf (...22950-136 ≣D80It
133Schneider Bernd (...2244Metz Hartmut (GER)22961-045 ≣A48It (b)
475Bozic Milan (SRB)2427Vujacic Borivoje ...22991-036 ≣A48Ch Serbia (team) ...24 Sep 2012
107Ostrowski Leszek ...2335Lin Ta (CHN)23000-141 ≣A48Memorial Dreszer
441Dimakiling Oliver...2414Morris James (AUS)23001-040 ≣A06It (open)25 Aug 2011
286Rodshtein Maxim (...2275Braun Arik (GER)23001-029 ≣D94Ch Europe (junior...
240Siegel Noah J (USA)2240Schwartz Ylon (USA)23001-049 ≣D80It \
435Fernandez Gonzale...2043Martinez Ramirez ...23010-140 ≣A05Tournament (open)04 Jun 2011
262Mitkov Marjan (MKD)2402Gabrielsen Stig (...23050-147 ≣D94Olympiad
126Pernisco Ermanno ...2237Carlhammar Magnus...23060-140 ≣D80It (open)
147Jacimovic Dragolj...2429Dekic Josip (SRB)23061-041 ≣D94Ch Yugoslavia (team)
256Fernandez Hector ...2063Tsuboi Edson Kenj...23070-145 ≣D94Ch Paulista
100Hesse Peter (GER)2330Gauglitz Gernot (...23101-031 ≣A48Ch DDR
317Benderac Ana (SRB)2291Chelushkina Irina...23151-032 ≣A04Ch SCG (w)24 Apr 2005
398Sagdeev Rinel (RUS)2018Hodjko Vjaceslav ...23190-134 ≣D94Tournament (open)28 Feb 2010
380Nefedov Sergei (RUS)2235Karabakhsjan Adro...23191-047 ≣A48Ch Russia (junior...22 Apr 2009
85Sandrin AlbertTaylor Desmond23200-127 ≣A05It \
182Franic Milan (CRO)2379Zelic Mladen (CRO)23201-040 ≣D94Tournament (team)
358Kasyan Aleksandr ...2311Faizulaev Akmal (...23211-036 ≣D94Ch Uzbekistan01 May 2008
117Mohr Georg (SLO)2460Vucicevic Moma (SRB)23210-147 ≣A46?
208Karsa Laszlo (HUN)2395Certek Pavel (SVK)23221-026 ≣D94Ch Hungary (team)...
23Fenoglio Virgilio...Guimard Carlos E ...23250-133 ≣A06Ch Argentina
128Costantino Giampa...2175Werther Tobias (ITA)23250-129 ≣D94It (open)
216Badjarani Ilgar (...2380Bagirov Rufat (AZE)23250-148 ≣A48Ch Azerbaijan
451Jussupow Nadia (GER)2126Misanovic Vesna (...23260-133 ≣D04Bundesliga (2nd) ...12 Feb 2012
89Kozlovskaya Valen...2281Litynska Marta (UKR)23261-032 ≣D94It (cat.14)
48Konstantinopolsky...Suetin Alexei S (...23271-031 ≣A05Ch URS
388Matsuura Everaldo...2491Santiago Yago De ...23271-036 ≣D94Ch Paulista (final)03 Oct 2009
222Zulj Leon (CRO)2265Muse Drazen (CRO)23300-136 ≣A05Ch Croatia (team)...
359Ibraev Nurlan (KAZ)2448Kozlov Roman (KAZ)23331-030 ≣A15It \
326Kichubaev Kamil (...2378Mikheev Stanislav...23340-143 ≣D94Ch City09 Jan 2006
60Mikenas Vladas I ...2405Gusev Yuri S (RUS)23381-037 ≣A16Ch URS (1/2 final)
345Mazalon Mariusz (...2151Wlodarczyk Oskar ...23430-119 ≣A48It (open)17 Jul 2007
455Miron Lucian-Cost...2525Codenotti Marco (...23431-026 ≣D94Ch Europe29 Mar 2012
476Sepulveda Jorge (...2191Fabian Gaston (ARG)23440-142 ≣A48Ch American Conti...12 Oct 2012
75Tarasov Igor (RUS)2328Piankov Evgenij (...23480-134 ≣D94Ch Russia (1/2 fi...
199Neiman Emmanuel (...2330Zigura Oleg (UKR)23501-043 ≣D94It
125Stelzer Harald (GER)2272Pfrommer Christop...23531-040 ≣D80It (b)
165Mandekic Ivan (CRO)2288Biliskov Vjekosla...23540-134 ≣A48Cup Croatia
406Van Dongen Rob (NED)1997Pribyl Martin (CZE)23540-133 ≣D80It (open)11 May 2010
242Rigos Marcos M (BRA)2012Disconzi Da Silva...23550-148 ≣A06Ch State Sao Paulo
186Habibi Ali (GER)2295Dekic Josip (SRB)23550-144 ≣A04It (c)
339Salgado Lopez Iva...2425Gonzalez De La To...23571-024 ≣A48It (cat.9)14 Dec 2006
254Kiselev Alexander...2163Modestov Boris (RUS)23590-144 ≣D94Ch Russia (junior...
173Kraeussling Andre...2266Bredl Harald (GER)23621-046 ≣A48Bayern Oberliga 1...
377Nordstrom Felix (...2177Pribyl Josef (CZE)23720-143 ≣D94Ch Europe (senior...06 Apr 2009
155Titz Heimo (AUT)2202Wach Markus (AUT)23731-041 ≣A15It (open)
136Deze Anton (YUG)2405Vujakovic Branko ...23740-145 ≣D94Tournament (team)
171Petran Pal (HUN)2480Hjelm Niclas (SWE)23750-133 ≣D94It (cat.4)
81Carvajal A2115Debarnot Roberto ...23750-138 ≣D94Zt
103Bartelborth Thoma...2250Brueckner Thomas ...23750-150 ≣D94Bundesliga 1983/84
134Bernard Nicolas (...2089Ristic Nebojsa (SRB)23791-038 ≣A48It (open)
135Dunnington Angus ...2386Sanchez Almeyra J...23801-039 ≣A05Ch Paris (open)
40Zamikhovsky Abram...Kopylov I (RUS)23800-140 ≣D94Ch URS (1/2 final)
276Jacimovic Dragolj...2486Brendel Oliver (GER)23801-025 ≣D94Ch Europe
457Bitelmajer Martin...2318Fusco Leonardo (ARG)23831-048 ≣D94It (open)03 Apr 2012
260Perez Iosvanni (CUB)Vilela Jose Luis ...23840-124 ≣A48Ch Cuba (1/2 final)
201Mirzoev Azer (AZE)2375Ibragimov Bagir (...23851-040 ≣A48Cup Baku
37Bondarevsky Igor ...Lilienthal Andor ...23850-140 ≣D94Ch URS