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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
98Hansen Curt (DEN)2550Agdestein Simen (...25650-134 ≣A40Ch World (juniors...
3Petrov Vladimir M...Alekhine Alexande...1-034 ≣E02It
49Porreca Giorgio (...Anderson Frank R ...0-155 ≣E02Olympiad15 Sep 1954
77Quinteros Miguel ...2545Andersson Ulf (SWE)25600-148 ≣E02It (cat.11)
143Vaulin Alexander ...2548Anjuhin Alex (RUS)24251-030 ≣A15It (open) \
116Juhasz Mark (HUN)2193Bako Viktor (HUN)21381-050 ≣E02Memorial Bela Papp
29Flohr Salomon M (...Bannik Anatoly (GER)21750-138 ≣E02Ch URS (1/2 final)
28Fuster Geza (CAN)2280Barcza Gedeon (HUN)24350-134 ≣E02Ch Hungary
127Van Beek Lucien (...2326Barsov Alexei (UZB)25390-140 ≣E02It (open)
42Porreca Giorgio (...Beni Alfred (AUT)22101-039 ≣E02It
148Benidze Davit (GEO)2516Berczes David (HUN)22610-143 ≣E02Ch World (juniors...
161Korchnoi Viktor (...2620Berkes Ferenc (HUN)25960-148 ≣E02Memorial Gyorgy M...20 Jun 2005
4Flohr Salomon M (...Bezruchko G1-045 ≣E02It
122Stockmann Michael...2284Biller Helmut Dr ...21151-041 ≣A45Oberliga 1997/98
102Hulak Krunoslav (...2550Blatny Pavel (CZE)24701-041 ≣E02It (open)
25Ravinsky Grigory ...Bonch-Osmolovsky ...0-146 ≣E02Ch Moscow
6Keres Paul (EST)2580Bondarevsky Igor ...1-041 ≣E02Ch URS (match-tou...
139Tiling Robert HBourgoin Claude1-052 ≣A15Tournament (ICCF)
162Kopylov Mihail (UKR)2445Bouroutzakis Geor...21861-022 ≣E02It (open)29 Jul 2005
33Smyslov Vassily (...2494Byvshev Vasily Mi...1-047 ≣E02Memorial M.Chigorin
173Narciso Dublan Ma...2511Casanellas Ruano ...21481-021 ≣E02It (open)
62Zagorovsky Vladim...Choki1-049 ≣E02Match \
107Computer \Computer \1-028 ≣E02Ch World (computers)01 Jan 1990
140Computer \Computer \1-054E02Ch Netherlands (c...
37Foguelman Alberto...2310Corte Cesar Juan ...0-154 ≣E02Tournament
54Jaeger WalterDarga Klaus (GER)24530-170 ≣A15Ch BRD
180Robert Bastien (FRA)2058Delorme Axel (FRA)24750-1101 ≣E02Ch France (junior...12 Apr 2010
14Marques Oliveira ...De Souza Mendes J...0-142 ≣E02Ch Brazil (1/2 fi...
8Keller Rudolf (SUI)2242Dobias Josef (CZE)1-038 ≣D30It
113Mancini Mario (FRA)2305Dorfman Iossif D ...25950-184 ≣E02Ch France (team)
95Carleson Caspar (...2345Einarsson Arnthor...22381-037 ≣E02Ch Sweden (team) ...
167Grabarczyk Mirosl...2464Ejsmont Krzysztof...24150-128 ≣E02Memorial Tadeusz ...15 Jul 2007
120Jedlicka Ales (CZE)2145Ellers Holger (GER)23050-144 ≣E02It (open) \
26Ravinsky Grigory ...Estrin Yakov B (RUS)24500-139 ≣E02Ch Moscow
17Kudrin VEstrin Yakov (RUS)1-042 ≣A15Tournament (train...
27Dunkelblum Arthur...2250Euwe Max (NED)0-132 ≣E02Match \
39Smyslov Vassily (...2494Evans Larry M (USA)24701-065 ≣E02Olympiad
1Flohr Salomon M (...Fairhurst William...23001-039 ≣E02
69Bukhman Eduard (RUS)2370Fedorov Vladislav...22601-043 ≣E02Ch Leningrad
117Hoffmann JoachimFelser Franz (GER)20510-131 ≣A40Ch Schleswig Hols...
9Keller Rudolf (SUI)2242Florian Jaromir (...0-192 ≣E02It
13Zita Frantisek (CZE)Foltys Z1-078 ≣E02It
135Wiest Georg (GER)2160Froehlich Peter (...24380-130 ≣A15It (open)
108Akopov Roman (ARM)2256Frumson Yury (RUS)22061-059 ≣D30Memorial S.Belave...
55Bertok Mario (CRO)2282Fuchs Reinhard (GER)23891-041 ≣E02It
53Golz Werner (GER)2410Fuchs Reinhard (GER)23890-152 ≣E02Ch DDR
106Vuji Albana (ALB)2070Galliamova Alisa ...23650-141 ≣E02Olympiad
149Harmon Clark (USA)2162Galyas Miklos (HUN)24380-148 ≣E02It (cat.2)
145Mester Gyula (HUN)2414Galyas Miklos (HUN)23470-129 ≣E02Ch Hungary (team)...18 Nov 2001
104Alburt Lev O (USA)2530Gelfand Boris (ISR)25900-150 ≣E02It (open)
43Szabo Laszlo (HUN)1903Geller Efim P (RUS)24550-159 ≣A15Tournament (candi...
73Krantz Kjell (SWE)2305Gisbrecht Ewgeni ...24150-164 ≣E02Ch Europe (team) ...
22Bozic AleksandarGligoric Svetozar...24470-156 ≣E02Ch Yugoslavia
35Udovcic Mijo (YUG)2460Gligoric Svetozar...24470-143 ≣E02Ch Yugoslavia
191Nikologorskiy Kon...2364Godart Francois (...23171-048 ≣A13Ch Europe (junior...25 Aug 2012
190Lazarev Vladimir ...2442Godart Francois (...23171-040 ≣E02It (open)29 Jul 2012
67Koch Berthold (GDR)Goebel Wolfgang (...21300-145 ≣E02Ch BRD (corr.)
40Eliskases Erich G...2430Golombek Harry (ENG)23201-035 ≣E02Izt
182Rodriguez Melian ...2103Gonzalez Intelang...20721-016 ≣E02It (open)23 Jul 2010
181Doyle JimGreet Andrew (ENG)24510-178 ≣E02Ch Scotland13 Jul 2010
101Hulak Krunoslav (...2490Grosar Aljosa (SLO)24081-042 ≣E02?
44Van LennepGruenfeld Ernst F...0-156 ≣E02Cup Mitropa
151Yucel Munir (TUR)1984Gunes Murat1-071 ≣E02It (open) \
45Krogius Nikolai V...2485Gusev Nikolay Nik...0-175 ≣E02Tournament
100Bowyer KJHabershon PF21101-036 ≣E02Ch Great Britain ...
34Ridout HowardHayes1-067 ≣E02It
126Raffalt Manfred (...2127Hoelzl Franz (AUT)24100-143 ≣E02Ch Austria
178Sharevich Anna (BLR)2316Huerga Leache Mik...24560-141 ≣E02It (open)29 Aug 2009
68Zaichik Gennadi (...2457Ivanov Alexander ...20331-052 ≣E02Ch URS (qual)
23Kostakiev Dimitar...2235Ivanov Pavel (RUS)20020-134 ≣E02Ch Bulgaria30 Sep 1948
141Lindberg Bosse (SWE)2247Jakovenko Dmitry ...25360-166 ≣E02Ch World (juniors...
158Danelia Mariam (GEO)2259Jalabadze Natia (...20451-048 ≣E02Ch Europe (junior...02 Aug 2004
124Romero Pino Claud...2247Jauregui Carlos (...22601-053 ≣A13It (open)
186Sharevich Anna (BLR)2257Juergens Vera (GER)22851-049 ≣E02Bundesliga 2010/1...09 Jan 2011
166Doyle Hugh (IRL)1903Kalam A0-134 ≣A40Ch Ireland06 Jul 2007
19Smyslov Vassily (...2494Kan Ilya A (RUS)1-040 ≣E02Ch URS
155Grapsa Georgia (GRE)2065Kasioura E0-145 ≣E02Ch Greece (team)07 Jul 2004
31Pfeiffer Gerhard ...Keller Edith1-033 ≣E02It
16Pruun RudKeres Paul (EST)25800-125 ≣E02Ch Estonia (open)
10Junge Klaus (CHI)Keres Paul (EST)25800-132 ≣E02It
130Charkhalashvili I...2233Kieran Rosalind (...20831-037 ≣E02Ch Europe (junior...
153Wiehagen Juergen ...2102Kilian Ralf (GER)22941-047 ≣E02It (open)
41Porreca Giorgio (...Koch Berthold (GDR)1-047 ≣E02Olympiad16 Aug 1952
79Rantanen VeikkoKolu Antti0-127 ≣A15?
172Moiseenko Alexand...2678Komarov Dimitri (...25301-040 ≣A40It \21 Jul 2008
94Akopov Roman (ARM)2256Korolev A V1-043 ≣D30Ch URS (corr.)
15Simagin Vladimir ...Kotov Alexander A...25001-062 ≣E02Ch Moscow
7Euwe Max (NED)Kramer1-046 ≣E02Match
80KoganKudrin Sergey (USA)24651-071 ≣E02Ch USA
131Palatnik Semon (USA)2489Kwiatkowski Felik...22190-147 ≣E02It (open)
185Sharevich Anna (BLR)2283Latreche Sabrina ...19511-053 ≣E02Olympiad (w)23 Sep 2010
177Grabarczyk Mirosl...2480Lercel Michal (POL)21391-068 ≣E02It (open)20 Jul 2009
24Korchnoi Viktor (...2556Levin M1-031 ≣E02Ch URS (qual)
123Wiertzema Michael...2258Lingnau Carsten (...24250-140E02It (open)
46Donner Jan-Hein (...2430Lokvenc Josef (AUT)1-027 ≣A15Zt
75Rasmussen Karsten...2424Lombard Andre (SUI)24000-123 ≣E02Cup Mitropa
193Baquero Yuri Paol...1780Lo Presti Roberto...20650-119 ≣A40Ch American Conti...14 Oct 2012
134Bourgeois William...1952Lo Presti Roberto...20981-040 ≣E02Tournament (team) \
168Kreuzer Helmut (GER)2105Mainka Romuald (GER)24960-129 ≣E02It (open) \07 Sep 2007
5Petrov Vladimir M...Makogonov Vladimi...1-033 ≣E02Ch URS