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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
118HoffmannAdam Stefan17000-125D70corr.
269Gasparian Mariana...2063Aginian Nelly (ARM)22051-044 ≣D94Ch World (juniors...
313Ho Cheng-Fai (MAC)2035Allor Chukwuka (NGR)21451-035 ≣D94Olympiad29 Oct 2004
140Yewdokimov Oleg (...2360Anic Darko (FRA)24241-044 ≣D94It (open)
297Farago Ivan (HUN)2455Antal Gergely (HUN)24501-034 ≣D94It (cat.11)
341Mudrykh Evgenia (...1662Artemenko Rimma (...16261-032 ≣D80Memorial Y.Kotkov30 Mar 2007
275Shahtahtinsky Ale...2342Avgoustinatos Vas...16851-021 ≣D94It (open)
200Mirzoev Azer (AZE)2375Bagirov Rufat (AZE)22851-042 ≣D94Cup Baku
281Bayramov Vugar (AZE)2345Bagirov Rufat (AZE)24941-032 ≣D04Ch Azerbaijan
347Neese Hans-Joachi...2309Beckel Friedrich ...20511-024 ≣D80Ch Germany (senio...17 Sep 2007
391Arbinger Roland (...2107Behnel Gerald (GER)20971-029 ≣D94Verbandsliga 2009/1001 Nov 2009
70Bertok Mario (CRO)2282Benko Pal C (USA)24080-150 ≣D94Izt
471Hansch Torsten (GER)2080Bijlsma Nick (NED)21300-143 ≣D80It (open)22 Aug 2012
400Gridchin SergeyBiryukov Mikhail ...21370-121 ≣D94Cup Vladivostok (...19 Mar 2010
286Rodshtein Maxim (...2275Braun Arik (GER)23001-029 ≣D94Ch Europe (junior...
279Weller Manuel (GER)2147Braun Julian1-017 ≣D80Ch Germany (junio...
276Jacimovic Dragolj...2486Brendel Oliver (GER)23801-025 ≣D94Ch Europe
284Annaberdiev Meili...2408Bromberger Stefan...24171-027 ≣D04Ch World (juniors...
103Bartelborth Thoma...2250Brueckner Thomas ...23750-150 ≣D94Bundesliga 1983/84
192Forgacs Jozsef (HUN)2290Bugyinszki Istvan...22821-023 ≣D94It (open)
233Midoux Sebastien ...2230Bujisho Benjamin ...22701-049 ≣D94Ch France (juniors)
62Bisguier Arthur B...2237Byrne Donald (USA)24701-041 ≣D80Tournament
61Kholmov Ratmir D ...2432Byvshev Vasily Mi...1-041 ≣D94Ch URS (1/2 final)
445Ochoa Ivan Jose1618Carcamo Posada Da...16940-134 ≣D80Tournament (junio...19 Nov 2011
126Pernisco Ermanno ...2237Carlhammar Magnus...23060-140 ≣D80It (open)
257Hofmann Juergen (...2181Carl Werner (GER)20091-025 ≣D94It (open)
84Segal Alexandru S...2145Carvalho Herbert ...21821-036 ≣D94It
43Myhre ErlingCastaldi Vincenzo...0-136 ≣D94Olympiad03 Sep 1950
208Karsa Laszlo (HUN)2395Certek Pavel (SVK)23221-026 ≣D94Ch Hungary (team)...
305Greifoner Sebastjan1648Cetina Klemen (SLO)22010-146 ≣D94Ch Slovenia (juni...06 Mar 2004
459Vojinovic Goran (...2429Chatalbashev Bori...25700-132 ≣D94It (open)14 Apr 2012
455Miron Lucian-Cost...2525Codenotti Marco (...23431-026 ≣D94Ch Europe29 Mar 2012
285Vega MarcosCordova Edgar A (...22100-148 ≣D80Tournament (swiss)
417Matsuura Everaldo...2484Costa Giovanni (BRA)19181-020 ≣D94Ch Paulista19 Aug 2010
430Acosta Luis Ivan ...1854Cuesta Cifuentes ...0-134 ≣D80It (open) \
81Carvajal A2115Debarnot Roberto ...23750-138 ≣D94Zt
147Jacimovic Dragolj...2429Dekic Josip (SRB)23061-041 ≣D94Ch Yugoslavia (team)
168Portero LADel Olmo JJ1-042 ≣D06Ch Albacete
299Saada Julien (FRA)2268Delorme Laurie (FRA)20361-017 ≣D04It (open)
245Magyar Otto (HUN)2300Dembo Yelena (GRE)22441-043 ≣D94It (b)
277Papa Severin (SUI)2251Di Minico Paolo (...21181-036 ≣D94Ch Switzerland (t...
189Medancic Rikard (...2340Djuric Stefan (SRB)24700-147 ≣D94It (open)
210Csiszar Zoltan (HUN)2272Domos G1-040 ≣D94It (open)
259Neiman Emmanuel (...2319Dragojlovic Andje...23951-029 ≣D94It
119TolleDressler D0-117 ≣D80corr.
138Bisguier Arthur B...2370Eckert Doug D (USA)22461-037 ≣D94It (open)
346Jussupow Nadia (GER)2178Eichner Manfred (...20561-043 ≣D04It (open)02 Aug 2007
26Lange WilfriedEisinger Max0-129 ≣D80It
374Jirasek Jiri (CZE)1916Elias Miroslav (CZE)20690-135 ≣D94Czech League 2008...22 Feb 2009
64Jauregui Carlos (...2260Espinoza Carlos1-029 ≣D94It
20Reshevsky Samuel ...2430Factor Samuel1-046 ≣D94Ch USA
344Trofimov Nikita (...2093Fadeev Semen (RUS)21381-045 ≣D80Tournament (open)
358Kasyan Aleksandr ...2311Faizulaev Akmal (...23211-036 ≣D94Ch Uzbekistan01 May 2008
82Pirotzky Mario (ARG)2115Farah Rodolfo (ARG)21521-042 ≣D94Tournament (team)
120Quendro Llambi (ALB)2333Fernandez Garcia ...24360-127 ≣D94Olympiad
195Tejero Lamana San...2108Fernandez-Urrutia...20180-142 ≣D94It (open)
238Gagunashvili Mera...2205Ferrari Nicola (SUI)22021-041 ≣D80Ch Europe (junior...
356Flores ClaudirFischer Ivo18700-150 ≣D94Ch Paranaense26 Jan 2008
253Elliott Peter C1400Forman Karl (ENG)20360-142 ≣D94It (open)
405Ovsejevitsch Serg...2597Frey Alisa (GER)20451-032 ≣D80It (open)07 May 2010
457Bitelmajer Martin...2318Fusco Leonardo (ARG)23831-048 ≣D94It (open)03 Apr 2012
262Mitkov Marjan (MKD)2402Gabrielsen Stig (...23050-147 ≣D94Olympiad
420Kizov Atanas (MKD)2389Gallana Marco (ITA)20801-017 ≣D94It (open)
115Boensch Uwe (GER)2530Gauglitz Gernot (...24651-024 ≣D94It
226Stahl Gerhard1605Genkin Michael (GER)22820-123 ≣D80It (open)
474Artemenko Oleg (UZB)2269Golubev Roman (UZB)21701-028 ≣D94Ch Uzbekistan (ju...16 Sep 2012
300Torres Vicente (ESA)Gonzalez Americo ...20580-143 ≣D94Ch Salvador
382Jozwicka Urszula ...2089Gora Antonina (POL)15341-030 ≣D94It (open)08 Jun 2009
194Costantino Giampa...2175Gorelli-Fagiolini...21740-146 ≣D94Ch Italy (team)
353Obrezchikov Mikha...1986Gorozhanin Mikhai...17891-042D80Memorial P.Dubini...
421Bodio Leszek (POL)1868Gostomski Mariusz...15880-148D80Tournament (open)10 Nov 2010
303Schmidt Gerhard (...2062Goy Udo (GER)22361-027 ≣D94Ch Bayern (seniors)19 Jun 2003
236Pedersen Steffen ...2415Groszpeter Attila...25050-121 ≣D94It (cat.7)
415Iljin Artem (RUS)2558Gutman Lev (GER)24191-031 ≣D80It (open)16 Jul 2010
357Ovsejevitsch Serg...2570Gutman Lev (GER)24851-040 ≣D94It (open)16 Mar 2008
145Yewdokimov Oleg (...2360Haas Carmi (SUI)22121-014 ≣D94It (open)
322Kutsankov Vladimi...2253Hamalainen Sami (...22201-020 ≣D94Cup European Club...24 Sep 2005
94Sahovic Dragutin ...2520Hammer Peter (SUI)22541-025 ≣D94It09 Aug 1979
403Khoroshev Nikita ...Hamrakulova Yuldu...1-037 ≣D94Ch Uzbekistan (1 ...16 Apr 2010
99Alexander (GER)Hartston William ...24300-123 ≣D80?
343Rubel Julian (GER)2126Hausmann Hans-Ulr...19471-039 ≣D80Ch City (open)14 May 2007
225Stodolova Kristyn...1980Havrdova Lenka (CZE)0-133 ≣D80It (open) (w)
44Bogoljubow Efim D...Heinicke Herbert ...1-037 ≣D80It
5Saemisch Friedric...2200Helling Carl1-038 ≣D94It \
11Rellstab Ludwig (...2126Helling Karl (GER)1-035 ≣D80Ch Berlin
248Piqueres Pla EHernandez Jimenez...0-138 ≣D94Ch Catalunia (team)
214Jacimovic Dragolj...2455Herrera Irisberto...24751-032 ≣D94Olympiad
110Viner Phillip (AUS)2046Hill Shane Malcol...22951-040 ≣D94Ch Australia
171Petran Pal (HUN)2480Hjelm Niclas (SWE)23750-133 ≣D94It (cat.4)
398Sagdeev Rinel (RUS)2018Hodjko Vjaceslav ...23190-134 ≣D94Tournament (open)28 Feb 2010
362Lafuente Pablo (ARG)2522Howell David WL (...25931-017 ≣D94It (open)
227Ramon J LHuguet Sergio (HON)21231-041 ≣D94It (open) \
418Jirasek Jiri (CZE)1941Humlicek Vojtech ...18850-147 ≣D94It (open)27 Aug 2010
246Nedilsky Diego (ARG)2321Idigoras Alejandr...22860-145 ≣D94Memorial M.Najdor...
31Stahlberg Gideon ...Iliesco Juan Traian1-041 ≣D80It
463Parshukov AlekseyIsakov Andrey (RUS)0-137 ≣D80Tournament \20 Jun 2012
80Webb Simon (ENG)2420James Geoffrey H ...22131-037 ≣D94It (open)
241Fernandez Rodrigo...2228Jenidarchiche Dou...1-024 ≣D94Ch State Sao Paulo
452Baciu Stefan (ROM)2222Jianu Vlad-Cristi...25081-034 ≣D94Ch Romania14 Feb 2012
367Ismailov Mukhit (...2040Juhasz Kristof (HUN)22140-145 ≣D94Ch World (juniors...28 Oct 2008