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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
21Karastoichev Emil...Naidenov Nikolai1-029 ≣E02Ch Bulgaria07 Sep 1947
62Zagorovsky Vladim...Choki1-049 ≣E02Match \
11Petrovs Vladimirs...Sokolsky Alexey (...1-048 ≣E02Tournament
166Doyle Hugh (IRL)1903Kalam A0-134 ≣A40Ch Ireland06 Jul 2007
90Barboza NRiccetto A0-131 ≣E02Ch Uruguay
49Porreca Giorgio (...Anderson Frank R ...0-155 ≣E02Olympiad15 Sep 1954
48Lauberte MildaVoitsikh Nina0-124 ≣E02Ch URS (team)
8Keller Rudolf (SUI)2242Dobias Josef (CZE)1-038 ≣D30It
155Grapsa Georgia (GRE)2065Kasioura E0-145 ≣E02Ch Greece (team)07 Jul 2004
46Donner Jan-Hein (...2430Lokvenc Josef (AUT)1-027 ≣A15Zt
31Pfeiffer Gerhard ...Keller Edith1-033 ≣E02It
37Foguelman Alberto...2310Corte Cesar Juan ...0-154 ≣E02Tournament
47Golovko Nikolay (...Mukhitdinov Mamad...1-054 ≣E02Ch URS (team)
44Van LennepGruenfeld Ernst F...0-156 ≣E02Cup Mitropa
14Marques Oliveira ...De Souza Mendes J...0-142 ≣E02Ch Brazil (1/2 fi...
41Porreca Giorgio (...Koch Berthold (GDR)1-047 ≣E02Olympiad16 Aug 1952
38Szabados Eugenio ...Porreca Giorgio (...0-144 ≣E02Ch Italy
5Petrov Vladimir M...Makogonov Vladimi...1-033 ≣E02Ch URS
20Zhukhovitsky Samu...2346Vasiliev (RUS)0-133 ≣A15Ch URS (1/2 final)
151Yucel Munir (TUR)1984Gunes Murat1-071 ≣E02It (open) \
36Keres Paul (EST)2580Platz Hans1-025 ≣E02Memorial G.Maroczy
34Ridout HowardHayes1-067 ≣E02It
3Petrov Vladimir M...Alekhine Alexande...1-034 ≣E02It
7Euwe Max (NED)Kramer1-046 ≣E02Match
27Dunkelblum Arthur...2250Euwe Max (NED)0-132 ≣E02Match \
13Zita Frantisek (CZE)Foltys Z1-078 ≣E02It
17Kudrin VEstrin Yakov (RUS)1-042 ≣A15Tournament (train...
19Smyslov Vassily (...2494Kan Ilya A (RUS)1-040 ≣E02Ch URS
24Korchnoi Viktor (...2556Levin M1-031 ≣E02Ch URS (qual)
111Bricard Emmanuel ...2440Steingrimsson Heo...1-043 ≣E02Match \
2Becker Albert (AUT)Podhorzer David0-163 ≣E02Memorial Trebitsch
110Pregal JuanTonnemann Wilhelm0-138 ≣E02Memorial F.Bogaty...
107Computer \Computer \1-028 ≣E02Ch World (computers)01 Jan 1990
33Smyslov Vassily (...2494Byvshev Vasily Mi...1-047 ≣E02Memorial M.Chigorin
4Flohr Salomon M (...Bezruchko G1-045 ≣E02It
94Akopov Roman (ARM)2256Korolev A V1-043 ≣D30Ch URS (corr.)
79Rantanen VeikkoKolu Antti0-127 ≣A15?
154Clark DominicSchilter David1-029 ≣A15Ch Australia (res...
6Keres Paul (EST)2580Bondarevsky Igor ...1-041 ≣E02Ch URS (match-tou...
9Keller Rudolf (SUI)2242Florian Jaromir (...0-192 ≣E02It
74Stach RSnyder Robert M0-125 ≣E02World Tournament ...
25Ravinsky Grigory ...Bonch-Osmolovsky ...0-146 ≣E02Ch Moscow
45Krogius Nikolai V...2485Gusev Nikolay Nik...0-175 ≣E02Tournament
139Tiling Robert HBourgoin Claude1-052 ≣A15Tournament (ICCF)
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)
99Alburt Lev O (USA)2575Ribli Zoltan (HUN)25950-140 ≣E02Izt
113Mancini Mario (FRA)2305Dorfman Iossif D ...25950-184 ≣E02Ch France (team)
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
10Junge Klaus (CHI)Keres Paul (EST)25800-132 ≣E02It
16Pruun RudKeres Paul (EST)25800-125 ≣E02Ch Estonia (open)
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
98Hansen Curt (DEN)2550Agdestein Simen (...25650-134 ≣A40Ch World (juniors...
152Anka Emil (HUN)2435Roiz Michael (ISR)25601-016 ≣E02It (open)
77Quinteros Miguel ...2545Andersson Ulf (SWE)25600-148 ≣E02It (cat.11)
171Pacheco Daniel (ARG)2343Sokolov Andrei (FRA)25590-161 ≣E02It (open)20 Feb 2008
183Pechenkin Vladimi...2314Panchanathan Mage...25460-121 ≣A15It (cat.4)28 Jul 2010
127Van Beek Lucien (...2326Barsov Alexei (UZB)25390-140 ≣E02It (open)
141Lindberg Bosse (SWE)2247Jakovenko Dmitry ...25360-166 ≣E02Ch World (juniors...
172Moiseenko Alexand...2678Komarov Dimitri (...25301-040 ≣A40It \21 Jul 2008
89Razuvaev Yuri S (...2510Sokolov Andrei (FRA)25051-035 ≣E02Cup URS
88Razuvaev Yuri S (...2510Sokolov Andrei (FRA)25051-035 ≣E02?
165Golovlev Nikolay ...2320Nosenko Alexander...25041-071 ≣E02Ch Ukraine (club)24 Apr 2007
15Simagin Vladimir ...Kotov Alexander A...25001-062 ≣E02Ch Moscow
87Alburt Lev O (USA)2455Speelman Jonathan...25000-166 ≣A40It
78Chernin Alexander...2614Malaniuk Vladimir...24960-133 ≣A13Ch URS (1/2 final)
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
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)
121Hulak Krunoslav (...2545Shariyazdanov And...24701-051 ≣E02Ch Croatia (team)...
64Kristiansson OThorsteins Karl (...24690-149 ≣E02It
80KoganKudrin Sergey (USA)24651-071 ≣E02Ch USA
93Agzamov Georgy T ...2560Novikov Igor A (USA)24651-041 ≣E02?
144Garber VjatcheslavMeijers Viesturs ...24650-151 ≣A13It (open)
18Smyslov Vassily (...2494O'kelly De Galway...24601-041 ≣E02It
60Minev Nikolay N (...2370O'kelly De Galway...24600-124 ≣E02Memorial Em.Lasker
91Kaidanov Gregory ...2390Shneider Aleksand...24600-165 ≣E02Ch URS (young mas...
178Sharevich Anna (BLR)2316Huerga Leache Mik...24560-141 ≣E02It (open)29 Aug 2009
43Szabo Laszlo (HUN)1903Geller Efim P (RUS)24550-159 ≣A15Tournament (candi...
54Jaeger WalterDarga Klaus (GER)24530-170 ≣A15Ch BRD
181Doyle JimGreet Andrew (ENG)24510-178 ≣E02Ch Scotland13 Jul 2010
26Ravinsky Grigory ...Estrin Yakov B (RUS)24500-139 ≣E02Ch Moscow
129Schmitt Michael (...2153Naiditsch Arkadij...24490-136 ≣A15It (open)
35Udovcic Mijo (YUG)2460Gligoric Svetozar...24470-143 ≣E02Ch Yugoslavia
22Bozic AleksandarGligoric Svetozar...24470-156 ≣E02Ch Yugoslavia
82Agzamov Georgy T ...2530Sturua Zurab (GEO)24400-155 ≣E02Ch URS (1/2 final)
115Korchnoi Viktor (...2635Plachetka Jan (SVK)24401-051 ≣E02Staatsliga 1995/96
135Wiest Georg (GER)2160Froehlich Peter (...24380-130 ≣A15It (open)
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