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Catalan, open, 5.Qa4 Notation: 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7

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
43Szabo Laszlo (HUN)1903Geller Efim P (RUS)24550-159 ≣A15Tournament (candi...
82Agzamov Georgy T ...2530Sturua Zurab (GEO)24400-155 ≣E02Ch URS (1/2 final)
44Van LennepGruenfeld Ernst F...0-156 ≣E02Cup Mitropa
104Alburt Lev O (USA)2530Gelfand Boris (ISR)25900-150 ≣E02It (open)
112Baumgartner Walte...2087Maric Mirjana (SRB)22800-125 ≣E02It (open)
105Glenne PMednis Edmar J (USA)24300-162 ≣E02It
106Vuji Albana (ALB)2070Galliamova Alisa ...23650-141 ≣E02Olympiad
45Krogius Nikolai V...2485Gusev Nikolay Nik...0-175 ≣E02Tournament
2Becker Albert (AUT)Podhorzer David0-163 ≣E02Memorial Trebitsch
48Lauberte MildaVoitsikh Nina0-124 ≣E02Ch URS (team)
110Pregal JuanTonnemann Wilhelm0-138 ≣E02Memorial F.Bogaty...
49Porreca Giorgio (...Anderson Frank R ...0-155 ≣E02Olympiad15 Sep 1954
113Mancini Mario (FRA)2305Dorfman Iossif D ...25950-184 ≣E02Ch France (team)
53Golz Werner (GER)2410Fuchs Reinhard (GER)23890-152 ≣E02Ch DDR
54Jaeger WalterDarga Klaus (GER)24530-170 ≣A15Ch BRD
37Foguelman Alberto...2310Corte Cesar Juan ...0-154 ≣E02Tournament
117Hoffmann JoachimFelser Franz (GER)20510-131 ≣A40Ch Schleswig Hols...
118Chu ChristopherTaylor Gordon (CAN)23200-144 ≣E02It (open)
120Jedlicka Ales (CZE)2145Ellers Holger (GER)23050-144 ≣E02It (open) \
56Dimitrov IliaPadevsky Nikola (...23550-142 ≣E02Ch Bulgaria
90Barboza NRiccetto A0-131 ≣E02Ch Uruguay
123Wiertzema Michael...2258Lingnau Carsten (...24250-140E02It (open)
58Boutteville Cesar...2078Padevsky Nikola (...23550-137 ≣A15Olympiad
125Shushpanov Vladim...2340Vujosevic Vladimi...23700-137 ≣E02It (open) \
126Raffalt Manfred (...2127Hoelzl Franz (AUT)24100-143 ≣E02Ch Austria
127Van Beek Lucien (...2326Barsov Alexei (UZB)25390-140 ≣E02It (open)
22Bozic AleksandarGligoric Svetozar...24470-156 ≣E02Ch Yugoslavia
129Schmitt Michael (...2153Naiditsch Arkadij...24490-136 ≣A15It (open)
60Minev Nikolay N (...2370O'kelly De Galway...24600-124 ≣E02Memorial Em.Lasker
131Palatnik Semon (USA)2489Kwiatkowski Felik...22190-147 ≣E02It (open)
61Gerber Vladimir (...2146Zurakhov Vladlen ...24150-135 ≣E02Ch Kiev
133Loesch Yvonne (GER)2048Wegener Olaf (GER)23360-133 ≣E02It (open)26 Apr 2000
23Kostakiev Dimitar...2235Ivanov Pavel (RUS)20020-134 ≣E02Ch Bulgaria30 Sep 1948
135Wiest Georg (GER)2160Froehlich Peter (...24380-130 ≣A15It (open)
87Alburt Lev O (USA)2455Speelman Jonathan...25000-166 ≣A40It
64Kristiansson OThorsteins Karl (...24690-149 ≣E02It
138Micuera Vitalijus...Yerofeev Sergey (...23690-125 ≣E02Tournament (ICCF)
145Mester Gyula (HUN)2414Galyas Miklos (HUN)23470-129 ≣E02Ch Hungary (team)...18 Nov 2001
65Najdorf Miguel (POL)2540Rubinetti Jorge (...24100-127 ≣E02It
25Ravinsky Grigory ...Bonch-Osmolovsky ...0-146 ≣E02Ch Moscow
141Lindberg Bosse (SWE)2247Jakovenko Dmitry ...25360-166 ≣E02Ch World (juniors...
67Koch Berthold (GDR)Goebel Wolfgang (...21300-145 ≣E02Ch BRD (corr.)
9Keller Rudolf (SUI)2242Florian Jaromir (...0-192 ≣E02It
144Garber VjatcheslavMeijers Viesturs ...24650-151 ≣A13It (open)
146Chernyshov Konsta...2557Szabo Zsolt Jozse...24320-147 ≣E02Cup Tenkes (open)26 Nov 2001
70Marszalek Rafal (...2200Panchenko Alexand...22940-132 ≣E02It
148Benidze Davit (GEO)2516Berczes David (HUN)22610-143 ≣E02Ch World (juniors...
149Harmon Clark (USA)2162Galyas Miklos (HUN)24380-148 ≣E02It (cat.2)
26Ravinsky Grigory ...Estrin Yakov B (RUS)24500-139 ≣E02Ch Moscow
163Sharevich Anna (BLR)2305Vasilevich Irina ...23890-134 ≣E02Ch World (juniors...16 Nov 2005
73Krantz Kjell (SWE)2305Gisbrecht Ewgeni ...24150-164 ≣E02Ch Europe (team) ...
74Stach RSnyder Robert M0-125 ≣E02World Tournament ...
75Rasmussen Karsten...2424Lombard Andre (SUI)24000-123 ≣E02Cup Mitropa
76Grahn Lars (SWE)2082Schneider Lars-Ak...24300-126 ≣E02Cup Rilton
155Grapsa Georgia (GRE)2065Kasioura E0-145 ≣E02Ch Greece (team)07 Jul 2004
156Bely Andrey (UKR)2157Mikhalichenko Vla...22340-145 ≣E02It (open)15 Jul 2004
98Hansen Curt (DEN)2550Agdestein Simen (...25650-134 ≣A40Ch World (juniors...
157De Guzman Ricardo...2407Zilberstein Dmitr...23790-160 ≣D30It (cat.3)26 Jul 2004
77Quinteros Miguel ...2545Andersson Ulf (SWE)25600-148 ≣E02It (cat.11)
78Chernin Alexander...2614Malaniuk Vladimir...24960-133 ≣A13Ch URS (1/2 final)
79Rantanen VeikkoKolu Antti0-127 ≣A15?
161Korchnoi Viktor (...2620Berkes Ferenc (HUN)25960-148 ≣E02Memorial Gyorgy M...20 Jun 2005
27Dunkelblum Arthur...2250Euwe Max (NED)0-132 ≣E02Match \
28Fuster Geza (CAN)2280Barcza Gedeon (HUN)24350-134 ≣E02Ch Hungary
166Doyle Hugh (IRL)1903Kalam A0-134 ≣A40Ch Ireland06 Jul 2007
167Grabarczyk Mirosl...2464Ejsmont Krzysztof...24150-128 ≣E02Memorial Tadeusz ...15 Jul 2007
168Kreuzer Helmut (GER)2105Mainka Romuald (GER)24960-129 ≣E02It (open) \07 Sep 2007
83Santolini Luigi (...2197Passerotti Pierlu...22520-137 ≣E02Ch Italy
29Flohr Salomon M (...Bannik Anatoly (GER)21750-138 ≣E02Ch URS (1/2 final)
171Pacheco Daniel (ARG)2343Sokolov Andrei (FRA)25590-161 ≣E02It (open)20 Feb 2008
20Zhukhovitsky Samu...2346Vasiliev (RUS)0-133 ≣A15Ch URS (1/2 final)
10Junge Klaus (CHI)Keres Paul (EST)25800-132 ≣E02It
14Marques Oliveira ...De Souza Mendes J...0-142 ≣E02Ch Brazil (1/2 fi...
175Dushin Nikolay (RUS)2026Yakovich Yuri (RUS)25670-143 ≣E02Memorial M.Chigor...05 Oct 2008
176Grabarczyk Mirosl...2480Yakovich Yuri (RUS)25760-150 ≣E02It (open)06 Jun 2009
12Opocensky Karel (...Pachman Ludek (GER)22780-128 ≣E02It
178Sharevich Anna (BLR)2316Huerga Leache Mik...24560-141 ≣E02It (open)29 Aug 2009
179Kudischewitsch Da...2366Neimer Vitaly (ISR)23500-140 ≣E02Memorial L.Slutsk...19 Dec 2009
180Robert Bastien (FRA)2058Delorme Axel (FRA)24750-1101 ≣E02Ch France (junior...12 Apr 2010
181Doyle JimGreet Andrew (ENG)24510-178 ≣E02Ch Scotland13 Jul 2010
91Kaidanov Gregory ...2390Shneider Aleksand...24600-165 ≣E02Ch URS (young mas...
183Pechenkin Vladimi...2314Panchanathan Mage...25460-121 ≣A15It (cat.4)28 Jul 2010
35Udovcic Mijo (YUG)2460Gligoric Svetozar...24470-143 ≣E02Ch Yugoslavia
72Van Herck Paul (BEL)1951Schneider Lars-Ak...24300-136 ≣E02Olympiad
38Szabados Eugenio ...Porreca Giorgio (...0-144 ≣E02Ch Italy
187Seliverstov Vladi...2362Yaksin Oleg (RUS)24110-130 ≣E02It (open) (students)06 Feb 2011
96Goldin Alexander ...2390Oll Lembit (EST)24300-126 ≣E02Memorial G.Agzamov
189Martinez Julian (...2185Sanchez Sebastian...21920-127 ≣E02Ch Departamental04 Feb 2012
16Pruun RudKeres Paul (EST)25800-125 ≣E02Ch Estonia (open)
99Alburt Lev O (USA)2575Ribli Zoltan (HUN)25950-140 ≣E02Izt
119Petrov Dmitry (RUS)2247Olenin Nikolay (RUS)23850-122 ≣E02Ch Russia (club) ...
193Baquero Yuri Paol...1780Lo Presti Roberto...20650-119 ≣A40Ch American Conti...14 Oct 2012
177Grabarczyk Mirosl...2480Lercel Michal (POL)21391-068 ≣E02It (open)20 Jul 2009
182Rodriguez Melian ...2103Gonzalez Intelang...20721-016 ≣E02It (open)23 Jul 2010
184Tkachiev Vladisla...2632Sokolov Andrei (FRA)25891-042 ≣E02Ch France16 Aug 2010
185Sharevich Anna (BLR)2283Latreche Sabrina ...19511-053 ≣E02Olympiad (w)23 Sep 2010
186Sharevich Anna (BLR)2257Juergens Vera (GER)22851-049 ≣E02Bundesliga 2010/1...09 Jan 2011
188Markus Robert (SRB)2652Palac Mladen (CRO)25921-059 ≣E02It (open) \15 Sep 2011
190Lazarev Vladimir ...2442Godart Francois (...23171-040 ≣E02It (open)29 Jul 2012
191Nikologorskiy Kon...2364Godart Francois (...23171-048 ≣A13Ch Europe (junior...25 Aug 2012