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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
460Polak Tomas (CZE)2535Sikora Jan (CZE)22601-044 ≣D94Ch Czech Republic13 May 2012
247Nedilsky Diego (ARG)2321Lopez Sebastian (...20131-024 ≣D94Memorial M.Najdor...
31Stahlberg Gideon ...Iliesco Juan Traian1-041 ≣D80It
317Benderac Ana (SRB)2291Chelushkina Irina...23151-032 ≣A04Ch SCG (w)24 Apr 2005
18Lilienthal Andor ...2385Machtas A Z1-045 ≣D94Olympiad
159Cuadras Avellana ...2316Rocabert Andreu G...22231-027 ≣D94Ch Catalunia (team)
287Dobrotka Martin (...2185Dlhy Jozef (SVK)21091-041 ≣E61Ch Slovakia (team...
49Kan Ilya A (RUS)Klavins Janis1-047 ≣A48Ch URS (1/2 final)
327Alsheimer Christo...2133Witt Alfred19261-042 ≣A46Ch Mittelfranken ...12 Feb 2006
391Arbinger Roland (...2107Behnel Gerald (GER)20971-029 ≣D94Verbandsliga 2009/1001 Nov 2009
441Dimakiling Oliver...2414Morris James (AUS)23001-040 ≣A06It (open)25 Aug 2011
323Burmakin Vladimir...2508Khakimov Timur (RUS)22821-036 ≣D94It (cat.8) \16 Oct 2005
61Kholmov Ratmir D ...2432Byvshev Vasily Mi...1-041 ≣D94Ch URS (1/2 final)
132Johansson Jan (SWE)2405Ernst Thomas (SWE)24401-041 ≣A48Ch Sweden
452Baciu Stefan (ROM)2222Jianu Vlad-Cristi...25081-034 ≣D94Ch Romania14 Feb 2012
180Costantino Giampa...2175Temi Walter (ITA)21051-033 ≣D94?
352Daloz Jean-Michel...2175Laurain Dominique...20271-036 ≣A48Ch France (team) ...16 Dec 2007
273Burmakin Vladimir...2586Rogulj Branko (CRO)24561-036 ≣A48It (open)
413Bernard Nicolas (...2075Biancotti Alessan...18951-021 ≣A48It (open)08 Jul 2010
210Csiszar Zoltan (HUN)2272Domos G1-040 ≣D94It (open)
76Kluger Gyula (HUN)2250Szekely Mihaly1-048 ≣A05Ch Hungary
116Casafus Ruben (ARG)2338Lopez Heras Artur...19041-032 ≣A05It (open)
234Bauer Christian (...2490Roos Daniel (FRA)24251-045 ≣D94Ch France (team) ...
230Mueller Herbert (...2058Mandelbaum Peter ...21621-032 ≣A48It (open)
333Patrat Joel (FRA)1990Schrader Edmond (...18251-047 ≣A16Ch France (open) ...17 Aug 2006
239Mueller Herbert (...2058Wolff Christian1-040 ≣A48VK1 1997/98
281Bayramov Vugar (AZE)2345Bagirov Rufat (AZE)24941-032 ≣D04Ch Azerbaijan
250Mueller Herbert (...2155Selker Marc (GER)21261-039 ≣A48It (open)
200Mirzoev Azer (AZE)2375Bagirov Rufat (AZE)22851-042 ≣D94Cup Baku
47Podgorny Jiri (CZE)Filip Miroslav (CZE)24651-017 ≣A48Ch Prague
229Mirzoev Azer (AZE)2445Manafov Ilkin (AZE)21271-025 ≣A48Cup Baku
21Reshevsky Samuel ...2430Morton Harold1-049 ≣D94Ch USA
473Lebrun Piersont (...1973Kahn Tito (JCI)20491-036 ≣A48Olympiad30 Aug 2012
96Simic Radoslav (SRB)2380Kapetanovic Armin...24491-050 ≣A48It17 Mar 1980
39Pfeiffer Gerhard ...Eisinger Max1-048 ≣A06Ch BRD
3Rubinstein AkibaSteiner Lajos (HUN)1-044 ≣A48It
27Kan Ilya A (RUS)Tolush Alexander ...1-028 ≣D94Ch URS
20Reshevsky Samuel ...2430Factor Samuel1-046 ≣D94Ch USA
1Gruenfeld ErnstSteiner Lajos (HUN)1-036 ≣A48It
44Bogoljubow Efim D...Heinicke Herbert ...1-037 ≣D80It
65Najdorf Miguel (POL)2445Sanguinetti Raul ...24851-044 ≣D94?
5Saemisch Friedric...2200Helling Carl1-038 ≣D94It \
41Myhre ErlingPoulsen Christian1-046D94Olympiad
16Ragozin Viachesla...Spielmann Rudolf ...1-039 ≣D94It
4Sacconi AntonioMonticelli Mario ...1-012 ≣E61Match
97Bisguier Arthur B...2440Ruiz Alciguel (COL)21941-030 ≣D94It (open)
11Rellstab Ludwig (...2126Helling Karl (GER)1-035 ≣D80Ch Berlin
12Szabo L (HUN)Csiszar1-035 ≣A48It
2Muller Hans (AUT)Steiner Lajos (HUN)1-031 ≣A48?
6Poliak Abram (RUS)Ragozin Viachesla...1-035 ≣A16Ch URS
9Koltanowski Georg...Menchik Vera1-031 ≣A46It (open)
10Saemisch Friedric...2200Roedl Ludwig (GER)1-032 ≣D94It
48Konstantinopolsky...Suetin Alexei S (...23271-031 ≣A05Ch URS
13Ahues Carl O (GER)Lange Wilfried1-046 ≣D94It
14Koltanowski Georg...Alexander Conel H...1-018 ≣A48It
22Fine Reuben (USA)Prins Lodewijk (NED)22201-037 ≣A05It
29Lange WilfriedRichter Kurt (GER)20431-037 ≣A48Ch Germany
38Lange Andreas (GER)1710Heinicke Herbert ...1-039 ≣A05Ch BRD
64Jauregui Carlos (...2260Espinoza Carlos1-029 ≣D94It
42Stonkus JonasZalys Ignas1-038D94Match
50Rossetto Hector (...2285Cruz Walter Oswal...1-033 ≣A48It
51Sajtar Jaroslav (...Milev Zdravko (BUL)22301-040 ≣D80It
52Golombek Harry (ENG)2320Porreca Giorgio (...1-033 ≣A48It
53Bisguier Arthur B...2237Soluch Leopold1-033 ≣A15It
57Kopaev Nikolay An...Gipslis Aivars (LAT)24291-041 ≣A46Ch URS (team)
59RajkovicRosenblatt Erwin1-044 ≣A48Ch Czechoslovakia...08 Jul 1954
60Mikenas Vladas I ...2405Gusev Yuri S (RUS)23381-037 ≣A16Ch URS (1/2 final)
62Bisguier Arthur B...2237Byrne Donald (USA)24701-041 ≣D80Tournament
63Fenoglio Virgilio...Marini Luis1-038 ≣A48It
67Vranesic Zvonko (...2320Patty John22201-029 ≣D94Ch Canada
71Bisguier Arthur B...2237Zwaig Arne (NOR)24391-039 ≣D94Olympiad
74Jamieson Peter M ...2251Verstraeten J1-031 ≣D80Ch World (team) (...
77Yudovich Mikhail ...Postupa Pavel (CZE)21021-024 ≣D04Ch Railways
78Kuzmin Gennadi P ...2417Bagirov Vladimir ...24821-032 ≣A05Ch URS (team)
80Webb Simon (ENG)2420James Geoffrey H ...22131-037 ≣D94It (open)
82Pirotzky Mario (ARG)2115Farah Rodolfo (ARG)21521-042 ≣D94Tournament (team)
84Segal Alexandru S...2145Carvalho Herbert ...21821-036 ≣D94It
87Knezevic Milorad ...2212Slavov Dimcho (BUL)22251-045 ≣A05It
89Kozlovskaya Valen...2281Litynska Marta (UKR)23261-032 ≣D94It (cat.14)
90Trois Francisco R...2275Silva Nazzari Rob...21731-027 ≣D94?
94Sahovic Dragutin ...2520Hammer Peter (SUI)22541-025 ≣D94It09 Aug 1979
98Bettalli Marco (ITA)2053Magari R19201-029 ≣D94Tournament
100Hesse Peter (GER)2330Gauglitz Gernot (...23101-031 ≣A48Ch DDR
101Bisguier Arthur B...2237Miller NF1-013 ≣D94It \
106Teixeira Ricardo ...2266Serra Azul N Fran...1-039 ≣D94Ch Brazil
109Loifenfeld Jakov ...2426Razdobudko Ivan (...22011-024 ≣D94Ch Ukraine (1/2 f...
113Burkhart AStrittmatter Norb...21291-012 ≣D94It (open) (b)
115Boensch Uwe (GER)2530Gauglitz Gernot (...24651-024 ≣D94It
121Fauland Borek JuttaBerg Tine22401-040 ≣A48Olympiad (w)
123Fauland Alexander...2450Von Hartlieb Just...22251-025 ≣A48It (open)
124Rajna George (ISR)2390Spiriev Peter (HUN)22451-028 ≣A48It \
129Falchetta Giovann...2202Lucchetti Philipp...21521-029 ≣D94It (open)
131Saharinen Petri (...1857Ronkko Erkki1-029 ≣D94?
133Schneider Bernd (...2244Metz Hartmut (GER)22961-045 ≣A48It (b)
134Bernard Nicolas (...2089Ristic Nebojsa (SRB)23791-038 ≣A48It (open)
135Dunnington Angus ...2386Sanchez Almeyra J...23801-039 ≣A05Ch Paris (open)
137West Guy (AUS)2445Zaric Srboljub (AUS)22471-035 ≣D94It (open)
138Bisguier Arthur B...2370Eckert Doug D (USA)22461-037 ≣D94It (open)
140Yewdokimov Oleg (...2360Anic Darko (FRA)24241-044 ≣D94It (open)
141Nowik Urszula (POL)2089Stolarek A1-047 ≣D80Ch Poland (team)