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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
6Keres Paul (EST)2580Bondarevsky Igor ...1-041 ≣E02Ch URS (match-tou...
111Bricard Emmanuel ...2440Steingrimsson Heo...1-043 ≣E02Match \
7Euwe Max (NED)Kramer1-046 ≣E02Match
3Petrov Vladimir M...Alekhine Alexande...1-034 ≣E02It
5Petrov Vladimir M...Makogonov Vladimi...1-033 ≣E02Ch URS
47Golovko Nikolay (...Mukhitdinov Mamad...1-054 ≣E02Ch URS (team)
37Foguelman Alberto...2310Corte Cesar Juan ...0-154 ≣E02Tournament
33Smyslov Vassily (...2494Byvshev Vasily Mi...1-047 ≣E02Memorial M.Chigorin
4Flohr Salomon M (...Bezruchko G1-045 ≣E02It
151Yucel Munir (TUR)1984Gunes Murat1-071 ≣E02It (open) \
155Grapsa Georgia (GRE)2065Kasioura E0-145 ≣E02Ch Greece (team)07 Jul 2004
110Pregal JuanTonnemann Wilhelm0-138 ≣E02Memorial F.Bogaty...
107Computer \Computer \1-028 ≣E02Ch World (computers)01 Jan 1990
31Pfeiffer Gerhard ...Keller Edith1-033 ≣E02It
25Ravinsky Grigory ...Bonch-Osmolovsky ...0-146 ≣E02Ch Moscow
45Krogius Nikolai V...2485Gusev Nikolay Nik...0-175 ≣E02Tournament
74Stach RSnyder Robert M0-125 ≣E02World Tournament ...
13Zita Frantisek (CZE)Foltys Z1-078 ≣E02It
62Zagorovsky Vladim...Choki1-049 ≣E02Match \
90Barboza NRiccetto A0-131 ≣E02Ch Uruguay
48Lauberte MildaVoitsikh Nina0-124 ≣E02Ch URS (team)
41Porreca Giorgio (...Koch Berthold (GDR)1-047 ≣E02Olympiad16 Aug 1952
9Keller Rudolf (SUI)2242Florian Jaromir (...0-192 ≣E02It
49Porreca Giorgio (...Anderson Frank R ...0-155 ≣E02Olympiad15 Sep 1954
14Marques Oliveira ...De Souza Mendes J...0-142 ≣E02Ch Brazil (1/2 fi...
2Becker Albert (AUT)Podhorzer David0-163 ≣E02Memorial Trebitsch
44Van LennepGruenfeld Ernst F...0-156 ≣E02Cup Mitropa
38Szabados Eugenio ...Porreca Giorgio (...0-144 ≣E02Ch Italy
36Keres Paul (EST)2580Platz Hans1-025 ≣E02Memorial G.Maroczy
11Petrovs Vladimirs...Sokolsky Alexey (...1-048 ≣E02Tournament
34Ridout HowardHayes1-067 ≣E02It
27Dunkelblum Arthur...2250Euwe Max (NED)0-132 ≣E02Match \
24Korchnoi Viktor (...2556Levin M1-031 ≣E02Ch URS (qual)
21Karastoichev Emil...Naidenov Nikolai1-029 ≣E02Ch Bulgaria07 Sep 1947
19Smyslov Vassily (...2494Kan Ilya A (RUS)1-040 ≣E02Ch URS
140Computer \Computer \1-054E02Ch Netherlands (c...
114Huebner Robert Dr...2605Van Der Sterren P...26051-055 ≣E02It
161Korchnoi Viktor (...2620Berkes Ferenc (HUN)25960-148 ≣E02Memorial Gyorgy M...20 Jun 2005
103Nogueiras Jesus (...2560Sokolov Andrei (FRA)25951-092 ≣E02It (active)
113Mancini Mario (FRA)2305Dorfman Iossif D ...25950-184 ≣E02Ch France (team)
99Alburt Lev O (USA)2575Ribli Zoltan (HUN)25950-140 ≣E02Izt
188Markus Robert (SRB)2652Palac Mladen (CRO)25921-059 ≣E02It (open) \15 Sep 2011
104Alburt Lev O (USA)2530Gelfand Boris (ISR)25900-150 ≣E02It (open)
184Tkachiev Vladisla...2632Sokolov Andrei (FRA)25891-042 ≣E02Ch France16 Aug 2010
137Vaulin Alexander ...2548Yakovich Yuri (RUS)25881-098 ≣E02Ch Russia
16Pruun RudKeres Paul (EST)25800-125 ≣E02Ch Estonia (open)
10Junge Klaus (CHI)Keres Paul (EST)25800-132 ≣E02It
176Grabarczyk Mirosl...2480Yakovich Yuri (RUS)25760-150 ≣E02It (open)06 Jun 2009
175Dushin Nikolay (RUS)2026Yakovich Yuri (RUS)25670-143 ≣E02Memorial M.Chigor...05 Oct 2008
77Quinteros Miguel ...2545Andersson Ulf (SWE)25600-148 ≣E02It (cat.11)
152Anka Emil (HUN)2435Roiz Michael (ISR)25601-016 ≣E02It (open)
171Pacheco Daniel (ARG)2343Sokolov Andrei (FRA)25590-161 ≣E02It (open)20 Feb 2008
127Van Beek Lucien (...2326Barsov Alexei (UZB)25390-140 ≣E02It (open)
141Lindberg Bosse (SWE)2247Jakovenko Dmitry ...25360-166 ≣E02Ch World (juniors...
88Razuvaev Yuri S (...2510Sokolov Andrei (FRA)25051-035 ≣E02?
89Razuvaev Yuri S (...2510Sokolov Andrei (FRA)25051-035 ≣E02Cup URS
165Golovlev Nikolay ...2320Nosenko Alexander...25041-071 ≣E02Ch Ukraine (club)24 Apr 2007
15Simagin Vladimir ...Kotov Alexander A...25001-062 ≣E02Ch Moscow
168Kreuzer Helmut (GER)2105Mainka Romuald (GER)24960-129 ≣E02It (open) \07 Sep 2007
180Robert Bastien (FRA)2058Delorme Axel (FRA)24750-1101 ≣E02Ch France (junior...12 Apr 2010
121Hulak Krunoslav (...2545Shariyazdanov And...24701-051 ≣E02Ch Croatia (team)...
86Nogueiras Jesus (...2510Unzicker Wolfgang...24701-039 ≣E02It (cat.9)
39Smyslov Vassily (...2494Evans Larry M (USA)24701-065 ≣E02Olympiad
102Hulak Krunoslav (...2550Blatny Pavel (CZE)24701-041 ≣E02It (open)
64Kristiansson OThorsteins Karl (...24690-149 ≣E02It
80KoganKudrin Sergey (USA)24651-071 ≣E02Ch USA
93Agzamov Georgy T ...2560Novikov Igor A (USA)24651-041 ≣E02?
60Minev Nikolay N (...2370O'kelly De Galway...24600-124 ≣E02Memorial Em.Lasker
18Smyslov Vassily (...2494O'kelly De Galway...24601-041 ≣E02It
91Kaidanov Gregory ...2390Shneider Aleksand...24600-165 ≣E02Ch URS (young mas...
178Sharevich Anna (BLR)2316Huerga Leache Mik...24560-141 ≣E02It (open)29 Aug 2009
181Doyle JimGreet Andrew (ENG)24510-178 ≣E02Ch Scotland13 Jul 2010
26Ravinsky Grigory ...Estrin Yakov B (RUS)24500-139 ≣E02Ch Moscow
35Udovcic Mijo (YUG)2460Gligoric Svetozar...24470-143 ≣E02Ch Yugoslavia
22Bozic AleksandarGligoric Svetozar...24470-156 ≣E02Ch Yugoslavia
115Korchnoi Viktor (...2635Plachetka Jan (SVK)24401-051 ≣E02Staatsliga 1995/96
82Agzamov Georgy T ...2530Sturua Zurab (GEO)24400-155 ≣E02Ch URS (1/2 final)
149Harmon Clark (USA)2162Galyas Miklos (HUN)24380-148 ≣E02It (cat.2)
28Fuster Geza (CAN)2280Barcza Gedeon (HUN)24350-134 ≣E02Ch Hungary
57Korchnoi Viktor (...2556Olafsson Fridrik ...24341-043 ≣E02It
146Chernyshov Konsta...2557Szabo Zsolt Jozse...24320-147 ≣E02Cup Tenkes (open)26 Nov 2001
96Goldin Alexander ...2390Oll Lembit (EST)24300-126 ≣E02Memorial G.Agzamov
72Van Herck Paul (BEL)1951Schneider Lars-Ak...24300-136 ≣E02Olympiad
105Glenne PMednis Edmar J (USA)24300-162 ≣E02It
76Grahn Lars (SWE)2082Schneider Lars-Ak...24300-126 ≣E02Cup Rilton
123Wiertzema Michael...2258Lingnau Carsten (...24250-140E02It (open)
92Carleson Caspar (...2345Schneider Lars-Ak...24251-022 ≣E02?
61Gerber Vladimir (...2146Zurakhov Vladlen ...24150-135 ≣E02Ch Kiev
167Grabarczyk Mirosl...2464Ejsmont Krzysztof...24150-128 ≣E02Memorial Tadeusz ...15 Jul 2007
73Krantz Kjell (SWE)2305Gisbrecht Ewgeni ...24150-164 ≣E02Ch Europe (team) ...
187Seliverstov Vladi...2362Yaksin Oleg (RUS)24110-130 ≣E02It (open) (students)06 Feb 2011
126Raffalt Manfred (...2127Hoelzl Franz (AUT)24100-143 ≣E02Ch Austria
65Najdorf Miguel (POL)2540Rubinetti Jorge (...24100-127 ≣E02It
101Hulak Krunoslav (...2490Grosar Aljosa (SLO)24081-042 ≣E02?
71Smyslov Vassily (...2575Qi Jingxuan (CHN)24051-073 ≣E02Olympiad
160Berkes Ferenc (HUN)2596Van Der Stricht G...24011-040 ≣E02Ch France (team) ...06 May 2005
75Rasmussen Karsten...2424Lombard Andre (SUI)24000-123 ≣E02Cup Mitropa
109Stamenkovic Zoran...2418Todorovic Goran N...23961-016 ≣E02Ch Yugoslavia
163Sharevich Anna (BLR)2305Vasilevich Irina ...23890-134 ≣E02Ch World (juniors...16 Nov 2005
53Golz Werner (GER)2410Fuchs Reinhard (GER)23890-152 ≣E02Ch DDR