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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
60Mikenas Vladas I ...2405Gusev Yuri S (RUS)23381-037 ≣A16Ch URS (1/2 final)
132Johansson Jan (SWE)2405Ernst Thomas (SWE)24401-041 ≣A48Ch Sweden
284Annaberdiev Meili...2408Bromberger Stefan...24171-027 ≣D04Ch World (juniors...
368Dobrev Nanko (BUL)2408Georgiev Biser (BUL)22600-135 ≣A48It (open) \29 Nov 2008
441Dimakiling Oliver...2414Morris James (AUS)23001-040 ≣A06It (open)25 Aug 2011
236Pedersen Steffen ...2415Groszpeter Attila...25050-121 ≣D94It (cat.7)
78Kuzmin Gennadi P ...2417Bagirov Vladimir ...24821-032 ≣A05Ch URS (team)
296Peng Zhaoqin (NED)2420Van Weersel Arlet...21841-042 ≣D94Ch Netherlands (w)
80Webb Simon (ENG)2420James Geoffrey H ...22131-037 ≣D94It (open)
339Salgado Lopez Iva...2425Gonzalez De La To...23571-024 ≣A48It (cat.9)14 Dec 2006
109Loifenfeld Jakov ...2426Razdobudko Ivan (...22011-024 ≣D94Ch Ukraine (1/2 f...
335Jacimovic Dragolj...2427Nepomniachtchi Ia...25450-149 ≣A48Cup European Club10 Oct 2006
475Bozic Milan (SRB)2427Vujacic Borivoje ...22991-036 ≣A48Ch Serbia (team) ...24 Sep 2012
459Vojinovic Goran (...2429Chatalbashev Bori...25700-132 ≣D94It (open)14 Apr 2012
148Jacimovic Dragolj...2429Stankovic Dragan ...22741-040 ≣D94Ch Yugoslavia (team)
458Vojinovic Goran (...2429Sedlak Nikola (SRB)25871-031 ≣A48It (open)13 Apr 2012
147Jacimovic Dragolj...2429Dekic Josip (SRB)23061-041 ≣D94Ch Yugoslavia (team)
21Reshevsky Samuel ...2430Morton Harold1-049 ≣D94Ch USA
220Mirzoev Azer (AZE)2430Walach Marcin (POL)22951-046 ≣D94It (open) (a)
20Reshevsky Samuel ...2430Factor Samuel1-046 ≣D94Ch USA
61Kholmov Ratmir D ...2432Byvshev Vasily Mi...1-041 ≣D94Ch URS (1/2 final)
304Varga Peter (HUN)2433Remetean Vasile (...20771-045 ≣D80It (b)
97Bisguier Arthur B...2440Ruiz Alciguel (COL)21941-030 ≣D94It (open)
95Jamieson Robert M...2444Rogers Ian (AUS)25450-127 ≣A48Ch Australia
137West Guy (AUS)2445Zaric Srboljub (AUS)22471-035 ≣D94It (open)
65Najdorf Miguel (POL)2445Sanguinetti Raul ...24851-044 ≣D94?
229Mirzoev Azer (AZE)2445Manafov Ilkin (AZE)21271-025 ≣A48Cup Baku
359Ibraev Nurlan (KAZ)2448Kozlov Roman (KAZ)23331-030 ≣A15It \
123Fauland Alexander...2450Von Hartlieb Just...22251-025 ≣A48It (open)
297Farago Ivan (HUN)2455Antal Gergely (HUN)24501-034 ≣D94It (cat.11)
214Jacimovic Dragolj...2455Herrera Irisberto...24751-032 ≣D94Olympiad
432Noritsyn Nikolay ...2455Humphreys Michael...21611-029 ≣A16Ch Canada07 May 2011
153Kohlweyer Bernd (...2458Michaelsen Nils (...24121-040 ≣A48Bundesliga 1991/92
217Sorin Ariel (ARG)2460Moreno Carnero Ja...24000-128 ≣D94It (open) \
117Mohr Georg (SLO)2460Vucicevic Moma (SRB)23210-147 ≣A46?
384Orzech Dominik (POL)2466Popova Natalija (...22760-125A48It (open)24 Aug 2009
308Polak Tomas (CZE)2466Rade Miroslav (CRO)24180-131 ≣D94Memorial I.Cvitan...03 May 2004
197Kaspi Alexander (...2470Kalod Radek (CZE)22200-147 ≣D94Cup European Club
146Veingold Aleksand...2473Lana Prieto Jose ...20331-041 ≣A48Memorial Angel Ro...
171Petran Pal (HUN)2480Hjelm Niclas (SWE)23750-133 ≣D94It (cat.4)
417Matsuura Everaldo...2484Costa Giovanni (BRA)19181-020 ≣D94Ch Paulista19 Aug 2010
276Jacimovic Dragolj...2486Brendel Oliver (GER)23801-025 ≣D94Ch Europe
231Jacimovic Dragolj...2490Rogulj Branko (CRO)24501-043 ≣D94Zt
234Bauer Christian (...2490Roos Daniel (FRA)24251-045 ≣D94Ch France (team) ...
388Matsuura Everaldo...2491Santiago Yago De ...23271-036 ≣D94Ch Paulista (final)03 Oct 2009
183Lev Ronen (ISR)2495Mikhalevski Victo...25300-134 ≣D94Ch Israel
468Brynell Stellan (...2498Schmied Andreas (...20671-045 ≣D94It \29 Jul 2012
332Manolache Marius ...2507Rodriguez Lopez R...22891-042 ≣A48It (open)11 Aug 2006
271Mirzoev Azer (AZE)2508Simonenko Sergei ...24030-139 ≣A48It (open)
323Burmakin Vladimir...2508Khakimov Timur (RUS)22821-036 ≣D94It (cat.8) \16 Oct 2005
94Sahovic Dragutin ...2520Hammer Peter (SUI)22541-025 ≣D94It09 Aug 1979
290Ovsejevitsch Serg...2521Seel Christian (GER)24771-033 ≣D94It (open)
362Lafuente Pablo (ARG)2522Howell David WL (...25931-017 ≣D94It (open)
455Miron Lucian-Cost...2525Codenotti Marco (...23431-026 ≣D94Ch Europe29 Mar 2012
218Bauer Christian (...2525Ftacnik Lubomir (...25851-045 ≣A48Bundesliga 1996/97
427Rahman Ziaur (BAN)2528Patil Pratik (IND)19111-029 ≣E60It (open)19 Jan 2011
428Rahman Ziaur (BAN)2528Areshchenko Alexa...26720-144 ≣A48It (open)24 Jan 2011
115Boensch Uwe (GER)2530Gauglitz Gernot (...24651-024 ≣D94It
122Cifuentes Parada ...2530Kouatly Bachar (FRA)24500-138 ≣D94It (cat.9)
338Savchenko Stanisl...2532Van Leeuwen Etien...20971-017 ≣A48Ch Belgium (team)...03 Dec 2006
460Polak Tomas (CZE)2535Sikora Jan (CZE)22601-044 ≣D94Ch Czech Republic13 May 2012
337Mirzoev Azer (AZE)2543Ramos Aguilar Jos...22361-039 ≣D94It (open) (active)04 Nov 2006
426Korchnoi Viktor (...2548Tsilipakos Leonidas1-029 ≣D80Simultan (2)14 Dec 2010
415Iljin Artem (RUS)2558Gutman Lev (GER)24191-031 ≣D80It (open)16 Jul 2010
446Jussupow Artur (GER)2569Jarvet Juri1-024 ≣A48It (open) (active...25 Nov 2011
357Ovsejevitsch Serg...2570Gutman Lev (GER)24851-040 ≣D94It (open)16 Mar 2008
292Jussupow Artur (GER)2583Nilssen John Arni...23901-037 ≣A48It (open) \
291Jussupow Artur (GER)2583Carlsen Magnus (NOR)25811-041 ≣A48It (open) \
273Burmakin Vladimir...2586Rogulj Branko (CRO)24561-036 ≣A48It (open)
405Ovsejevitsch Serg...2597Frey Alisa (GER)20451-032 ≣D80It (open)07 May 2010
442Drozdovskij Yuri ...2614Motylev Alexander...26850-148 ≣A06Cup World FIDE (t...30 Aug 2011
282Aleksandrov Aleks...2633Mamedyarov Shakhr...25960-134 ≣D94Ch Europe
403Khoroshev Nikita ...Hamrakulova Yuldu...1-037 ≣D94Ch Uzbekistan (1 ...16 Apr 2010
356Flores ClaudirFischer Ivo18700-150 ≣D94Ch Paranaense26 Jan 2008
300Torres Vicente (ESA)Gonzalez Americo ...20580-143 ≣D94Ch Salvador
365Kanetsky NikolayKorolev Alexey (RUS)20790-147 ≣A48Ch City (open)24 Oct 2008
33Konstantinopolsky...Kasparian Genrikh...1-047 ≣A05Ch URS (1/2 final)
24Janeckova BCarrasco De Budin...0-132 ≣A48Ch World (w)
69Zamikhovsky Abram...Volchok Alexandr ...1-050 ≣D94Ch \
168Portero LADel Olmo JJ1-042 ≣D06Ch Albacete
55Olexa Vilem (CZE)Filip Miroslav (CZE)24650-149 ≣A48Ch Czechoslovakia
463Parshukov AlekseyIsakov Andrey (RUS)0-137 ≣D80Tournament \20 Jun 2012
31Stahlberg Gideon ...Iliesco Juan Traian1-041 ≣D80It
43Myhre ErlingCastaldi Vincenzo...0-136 ≣D94Olympiad03 Sep 1950
93Ojala JormaMerkl Hans0-126 ≣E61?
49Kan Ilya A (RUS)Klavins Janis1-047 ≣A48Ch URS (1/2 final)
68ObregosoRossetto Hector (...22850-115 ≣A48Ch Argentina
26Lange WilfriedEisinger Max0-129 ≣D80It
7Koch Berthold (GDR)Bogoljubow Efim D...0-148 ≣A46Ch Germany
47Podgorny Jiri (CZE)Filip Miroslav (CZE)24651-017 ≣A48Ch Prague
17Erdelyi Stefan (ROM)Solin Ilmari0-150D94Olympiad
39Pfeiffer Gerhard ...Eisinger Max1-048 ≣A06Ch BRD
3Rubinstein AkibaSteiner Lajos (HUN)1-044 ≣A48It
27Kan Ilya A (RUS)Tolush Alexander ...1-028 ≣D94Ch URS
88Jarvinen KariRaulo Jaakko0-132 ≣A05?
1Gruenfeld ErnstSteiner Lajos (HUN)1-036 ≣A48It
44Bogoljubow Efim D...Heinicke Herbert ...1-037 ≣D80It
36Richter Emil (CZE)Sajtar Jaroslav (...0-142 ≣A16It \
41Myhre ErlingPoulsen Christian1-046D94Olympiad
16Ragozin Viachesla...Spielmann Rudolf ...1-039 ≣D94It