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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
74Jamieson Peter M ...2251Verstraeten J1-031 ≣D80Ch World (team) (...
430Acosta Luis Ivan ...1854Cuesta Cifuentes ...0-134 ≣D80It (open) \
466Saraiva Alexandre...1979Pacheco Roberto F...1-038 ≣A48It \14 Jul 2012
470Avramidou Anastasia1831Blond Hanten Elsa1-026 ≣A05Ch Europe (junior...17 Aug 2012
354Wageih Kareim (EGY)2197Makoto R (ZIM)1-032 ≣A48Ch Africa (juniors)03 Jan 2008
370Ullrich KaiBurger Andreas (AUT)1-043 ≣A48Verbandsliga Bade...11 Jan 2009
456Domnin Vladimir (...Kostrov Sergey0-149 ≣D80Tournament (open)
449Mathonia Claude (...Rauch Uwe (GER)1-036 ≣D94Verbandsliga Bade...11 Dec 2011
439Gitelson ArkadyKomova Mariya1-025E60Tournament (Elo)17 Aug 2011
325Hackel Mario (GER)Palmer Christian ...0-140 ≣D94Oberliga Baden 20...13 Nov 2005
248Piqueres Pla EHernandez Jimenez...0-138 ≣D94Ch Catalunia (team)
288Schirowski Consta...Wormuth Marcus (GER)0-142 ≣D94Ch Baden (HT1)
294Haug Siegmund (GER)1917Schalke Manfred1-038 ≣A48Verbandsliga Nort...
204Pataridis Janis (...1869Pavlicek0-141 ≣D94Ch Czech Republic...
387Protasov Alexey (...2026Yudelevich Semen1-031 ≣D80Cup Cheliabinsk C...
403Khoroshev Nikita ...Hamrakulova Yuldu...1-037 ≣D94Ch Uzbekistan (1 ...16 Apr 2010
58Ferrantes GiovanniZoppetti Giuseppe0-126 ≣A48It
446Jussupow Artur (GER)2569Jarvet Juri1-024 ≣A48It (open) (active...25 Nov 2011
426Korchnoi Viktor (...2548Tsilipakos Leonidas1-029 ≣D80Simultan (2)14 Dec 2010
101Bisguier Arthur B...2237Miller NF1-013 ≣D94It \
264Zelkind Eduard (USA)2276Garrett Peter1-036 ≣A05It (open)
219Peltonen BengtWikman Bengt Ingemar0-148 ≣A48It (open)
34Lynch JulioPelikan Jiri (CZE)0-142 ≣D94Memorial R.Grau
202Mirzoev Azer (AZE)2375Tumurbaatar Punts...1-035 ≣D94Ch World (juniors...
241Fernandez Rodrigo...2228Jenidarchiche Dou...1-024 ≣D94Ch State Sao Paulo
224Matsuura Everaldo...2390Dantas Marcus V1-041 ≣A48It (open)
13Ahues Carl O (GER)Lange Wilfried1-046 ≣D94It
212Egger Fernando2280Ciulli Alfredo0-135 ≣A48It (open)
30Dubinin Peter V (...Kasparian Genrikh...0-140 ≣D94Ch URS (1/2 final)
141Nowik Urszula (POL)2089Stolarek A1-047 ≣D80Ch Poland (team)
64Jauregui Carlos (...2260Espinoza Carlos1-029 ≣D94It
190Kanko Ilkka (FIN)2295Susimaa Heikki0-134 ≣D94Ch Finland (team)...
252Galeev MaksimKretov Evgeny1-040 ≣A06Ch Russia (junior...
315Terraz Christian ...Saering Patrick (...1-047 ≣A48Verbandsliga Bade...09 Jan 2005
10Saemisch Friedric...2200Roedl Ludwig (GER)1-032 ≣D94It
15Towsen ANMorton Harold0-125 ≣D80It
279Weller Manuel (GER)2147Braun Julian1-017 ≣D80Ch Germany (junio...
52Golombek Harry (ENG)2320Porreca Giorgio (...1-033 ≣A48It
131Saharinen Petri (...1857Ronkko Erkki1-029 ≣D94?
414Priebs Ludger (GER)1962Niemeyer Norbert1-049 ≣A06Tournament (open)...10 Jul 2010
56Solin IlmariSajtar Jaroslav (...0-130 ≣A05Zt
114Kestler Hans-Guen...2323Waldow Frank1-043 ≣A15Bundesliga 1987/88
207Stahl GerhardKirchhoff Hartmut1-028 ≣D80It (open)
9Koltanowski Georg...Menchik Vera1-031 ≣A46It (open)
38Lange Andreas (GER)1710Heinicke Herbert ...1-039 ≣A05Ch BRD
93Ojala JormaMerkl Hans0-126 ≣E61?
49Kan Ilya A (RUS)Klavins Janis1-047 ≣A48Ch URS (1/2 final)
225Stodolova Kristyn...1980Havrdova Lenka (CZE)0-133 ≣D80It (open) (w)
119TolleDressler D0-117 ≣D80corr.
4Sacconi AntonioMonticelli Mario ...1-012 ≣E61Match
53Bisguier Arthur B...2237Soluch Leopold1-033 ≣A15It
42Stonkus JonasZalys Ignas1-038D94Match
106Teixeira Ricardo ...2266Serra Azul N Fran...1-039 ≣D94Ch Brazil
8Van Den Bosch Joh...Sultan Khan Mir (...0-130 ≣D94It
144Seubert Karl (GER)2016Menzinger O1-048 ≣A05Ch World (seniors)
61Kholmov Ratmir D ...2432Byvshev Vasily Mi...1-041 ≣D94Ch URS (1/2 final)
50Rossetto Hector (...2285Cruz Walter Oswal...1-033 ≣A48It
59RajkovicRosenblatt Erwin1-044 ≣A48Ch Czechoslovakia...08 Jul 1954
26Lange WilfriedEisinger Max0-129 ≣D80It
33Konstantinopolsky...Kasparian Genrikh...1-047 ≣A05Ch URS (1/2 final)
14Koltanowski Georg...Alexander Conel H...1-018 ≣A48It
112LeticVolchok Alexandr ...0-137 ≣D94Memorial Markov (...
24Janeckova BCarrasco De Budin...0-132 ≣A48Ch World (w)
16Ragozin Viachesla...Spielmann Rudolf ...1-039 ≣D94It
210Csiszar Zoltan (HUN)2272Domos G1-040 ≣D94It (open)
76Kluger Gyula (HUN)2250Szekely Mihaly1-048 ≣A05Ch Hungary
167Nuding Matthias (...2138Dauner Karl1-039 ≣A46Verbandsliga Nort...17 Oct 1993
32Jackson Edward Sc...Santasiere Anthon...0-149 ≣D94It
41Myhre ErlingPoulsen Christian1-046D94Olympiad
127Rezzonico MarcoRavagnati Walter0-119 ≣A00It (open)
7Koch Berthold (GDR)Bogoljubow Efim D...0-148 ≣A46Ch Germany
86Macdonald-Ross Mi...2136Kerr Brian1-026 ≣D94Ch Scotland15 Jul 1973
463Parshukov AlekseyIsakov Andrey (RUS)0-137 ≣D80Tournament \20 Jun 2012
5Saemisch Friedric...2200Helling Carl1-038 ≣D94It \
239Mueller Herbert (...2058Wolff Christian1-040 ≣A48VK1 1997/98
12Szabo L (HUN)Csiszar1-035 ≣A48It
31Stahlberg Gideon ...Iliesco Juan Traian1-041 ≣D80It
11Rellstab Ludwig (...2126Helling Karl (GER)1-035 ≣D80Ch Berlin
168Portero LADel Olmo JJ1-042 ≣D06Ch Albacete
91Riessenbeck JContoski Victor0-133 ≣A48Ch USA (corr.)
69Zamikhovsky Abram...Volchok Alexandr ...1-050 ≣D94Ch \
179Tennstedt Andreas...2212Wuest HH1-039 ≣D94It (open)
18Lilienthal Andor ...2385Machtas A Z1-045 ≣D94Olympiad
2Muller Hans (AUT)Steiner Lajos (HUN)1-031 ≣A48?
17Erdelyi Stefan (ROM)Solin Ilmari0-150D94Olympiad
21Reshevsky Samuel ...2430Morton Harold1-049 ≣D94Ch USA
63Fenoglio Virgilio...Marini Luis1-038 ≣A48It
19Kavlie Jorgensen OEngels Ludwig (GER)0-120 ≣A48Olympiad
39Pfeiffer Gerhard ...Eisinger Max1-048 ≣A06Ch BRD
6Poliak Abram (RUS)Ragozin Viachesla...1-035 ≣A16Ch URS
43Myhre ErlingCastaldi Vincenzo...0-136 ≣D94Olympiad03 Sep 1950
3Rubinstein AkibaSteiner Lajos (HUN)1-044 ≣A48It
27Kan Ilya A (RUS)Tolush Alexander ...1-028 ≣D94Ch URS
88Jarvinen KariRaulo Jaakko0-132 ≣A05?
20Reshevsky Samuel ...2430Factor Samuel1-046 ≣D94Ch USA
1Gruenfeld ErnstSteiner Lajos (HUN)1-036 ≣A48It
44Bogoljubow Efim D...Heinicke Herbert ...1-037 ≣D80It
36Richter Emil (CZE)Sajtar Jaroslav (...0-142 ≣A16It \
66Gudmundsson Krist...2277Fischer Robert J ...27800-127 ≣A46It
442Drozdovskij Yuri ...2614Motylev Alexander...26850-148 ≣A06Cup World FIDE (t...30 Aug 2011