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King's Indian, Petrosian System, Main line 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. d5 Nbd7 8. Bg5

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
142Adam Petr (CZE)2116Vasek Vladimir (CZE)19561-033 ≣E73Ch Moravia (open)
269Aishwarya GorthySweety Patel (IND)19830-121E90Ch Asia (juniors)...27 Aug 2007
211Akochik VictorDe Schiffart Sipke1-033 ≣A05It (open) (b)
168Andres MontousseDiaz Caramazana J...19071-030 ≣E90Ch Asturias (team...
110Annakov Babakuli ...2429Golod Vitali (ISR)25790-135 ≣E73It
249Antonova Nadezhda...1888Dauletova Gulmira...21510-131 ≣E90Olympiad (w)21 May 2006
153Aramuni Jorge Eli...2213Capanema Antonio1-035 ≣E90It (open)
149Babula Vlastimil ...2545Stocek Jiri (CZE)24601-029 ≣E90It (open) \
28Balashov Yuri S (...2439Penrose Jonathan ...24051-026 ≣E90It
150Barasiant Mariana...2043Aksionova Tatiana...21920-135 ≣E90Ch Europe (junior...
182Barlocco Carlo (ITA)2215Lapacciana N1-034 ≣A48It (open)
165Baron Rodriguez J...2283Pascual Paredes J...23181-031 ≣A48Ch Spain (juniors)
260Bashkirov Aleksey...2162Lomanov Aleksandr...21121-030 ≣A48Ch City (open)21 Nov 2006
314Bauer Bjoern Benny1866Schirra Maurice16301-030 ≣E73Ch Germany (junio...15 Sep 2012
46Bazan Osvaldo (ARG)2260Rossetto Hector (...24350-134 ≣A16Ch Argentina
1Bazan Osvaldo (ARG)2260Chemes Luis1-027 ≣E73It
198Belozerov Andrei ...2473Kryschilovskij An...22911-024 ≣A16Memorial A.Petrov...
49Bernat Miguel (ARG)2380Quarracino Carlos...22170-132 ≣E61Ch Argentina (qual)
210Bibikoff Michel (...2099Leygue Dominique ...22420-132 ≣A05Ch France (team) ...
71Blomberg AnteroSockel Karl-Heinz1-025 ≣A48corr.
208Bohnsack Ralf (GER)2212Schwarz Frank (GER)22460-133 ≣A48Ch Schleswig Hols...
220Bohnsack Ralf (GER)2214Brinkmann Wilhelm...1-031 ≣A48Oberliga North No...20 Oct 2002
93Bollinger MPohl A0-131 ≣E90Ch Oberschwaben (b)
173Bongini MauroNapoli Ferdinando...17400-122 ≣E90Ch Provinciale CO
91Borst Johan (NED)2258Schenkel Edward0-133 ≣E90corr.
206Bottino Alexiei (...2101Faraoni Enrico (ITA)21820-130 ≣A40It (open)
8Broden Per (SWE)1972Vankevi0-133 ≣E73Olympiad (student...
271Brugo Marco (ITA)2104Libutti Michele (...18781-033 ≣E73Tournament (open)07 Sep 2007
17Bukic Enver (SLO)2383Brinck-Claussen B...22631-030 ≣A05Olympiad (student...
137Camarena Gimenez ...2397Grau Dominguez En...22060-132 ≣E90Ch Aragon (team)
138Camarena Gimenez ...2397Llorent Fillol Jo...20971-034 ≣E73Ch Aragon (team)
248Camarena Gimenez ...2330Jimenez Martinez ...22091-033 ≣A40Ch Spain (univers...06 May 2006
307Campos Otavio Mor...1823Cascao Bruno Aguiar1-021 ≣A48It (open)17 Sep 2011
123Candela Perez Jos...2310De Esteban Jose1-036 ≣E90It (open)
136Candela Perez Jos...2320Lanka Zigurds (LAT)24800-127 ≣E90It (open)
243Cazzaniga Walter ...2077Bosi Clint (ITA)19901-033 ≣E90It (open)06 Dec 2004
261Cesarano Marco1782Schingaro Angelo ...16911-022 ≣A48Ch Provinciale VA28 Jan 2007
53Chen Tsung (GER)2285Olafsson Helgi (ISL)22700-129 ≣E90Olympiad
201Clavijo Jorge (COL)2390Alcivar Torres In...21551-033 ≣A41It (open)
58Cramling Dan (SWE)2392Wagman Stuart (USA)21251-033 ≣E90It
157Cvek Robert (CZE)2390Jerabek Petr (CZE)22191-035 ≣A05Moravian League 1...
245Czakon Jakub (POL)2477Dziuba Marcin (POL)24941-036 ≣A48Ch Poland (team) ...06 Sep 2005
20Damjanovic Mato (...2303Hort Vlastimil (GER)24660-132 ≣E73It
297Danes Jaroslav (CZE)2285Jacek Martin (CZE)22020-132 ≣E90Czech League 2009...
257Davda Rahil P (ENG)1853Lakhani Kishan (ENG)19840-131 ≣A53Ch England (team)...23 Sep 2006
253De Coverly Roger ...2097Lobo Richard (ENG)22611-035 ≣A05Ch Great Britain ...10 Aug 2006
273Delledonne France...1837Arboscelli Gregor...19130-134 ≣A05Tournament (weeke...10 Nov 2007
117Diamond Jim A (USA)2199Colure Thomas Sea...22441-035 ≣A05It \
303Dinckel Joerg (GER)2025Meertens Martin (...21510-132 ≣E73It \12 Jul 2011
259Dittmar Thomas2003Hirn Oskar (GER)22090-135 ≣E90Ch Mittelfranken ...22 Oct 2006
5Dominguez CristobalReinhardt Enrique...0-131 ≣B07Ch Argentina
239Duluc Jeremie (FRA)2179Komons Christian ...19201-026 ≣A05It (open) \03 Sep 2004
125Dunn Paul (NZL)2184O'brien Rory0-135 ≣A53Tournament \
37Dzuban Oleg I (KAZ)2362Vinkel Valery (KAZ)1-031 ≣E73Ch Kazakhstan
178Edlinger WilhelmTobisch Manfred D...20590-126 ≣A48It (open)
82Effert Kai (GER)2275Kahn Evarth Dr (HUN)22521-032 ≣E90It (b)
78Effert Kai (GER)2275Doerflinger Josef...22201-036 ≣E90Bundesliga 1988/8...
264Espinasseau Jerome1499Mamah Isabelle (FRA)16580-133 ≣E90It (open)09 Apr 2007
186Fabiano Giuseppe ...2293Manik Mikulas (SVK)24471-035 ≣A48It (open)
96Ferkingstad Gro (...2053Schmid Shahanah (...20690-127 ≣A48Ch World (juniors...
75Fernandez Aguado ...2362Andrade1-034 ≣A48?
311Fernando Diogo (POR)2466Valdes Maritza (POR)21551-029 ≣A53Cup Portugal (final)27 May 2012
169Ferreira Oscar (PAR)2286Zarza Ronald (PAR)20611-031 ≣E90Ch Paraguay
156Fiedler Bedrich (...2107Stejskal Drahosla...20301-036 ≣A48Czech League 1996...
233Filimonov YaroslavBriukhovich Alexandr0-130 ≣E73Memorial I.Stepichev19 Dec 2003
279Fizzotti Mario (ITA)1795Madaschi Sergio (...16191-036 ≣A48It (open)08 May 2008
94Flor AEltrich Martin (GER)19980-134 ≣A16Ch Oberschwaben (b)
298Franca Veronika (...1774Bernik Alja (SLO)16901-025 ≣E90Ch Slovenia (juni...
204Francois Jean (FRA)1832Majcherczyk Benja...20501-036 ≣E90It (open)
79Freise ReinhardDoerr Klaus0-126 ≣A48It (open) (c)
45Fried DWatson John L (USA)23331-031 ≣A16It \
39Fuller Maxwell L ...2269Belkadi Ridha (TUN)23451-036 ≣A05Olympiad
115Fyllingen Roy Har...2330Ernst Thomas (SWE)24850-130 ≣A41It (open)
246Gabdullin Mikhail...1924Nikolaev Evgeny (...22831-030 ≣A48Ch Russia (junior...
84Gamboa Nelson (COL)2367Cadavid A1-034 ≣A53It
164Gavin Roche Enriq...2253Sebastian Ruben1-027 ≣A40It (open)
184Gazik Renata (POL)2195Novak Pavel (CZE)22101-034 ≣A48It (open)
12Geller Alexander GMileika Janis0-133 ≣E61Ch Latvia
258Gohla Ulf (GER)2206Michalik F20960-119 ≣E90Ch NRW07 Oct 2006
288Goldwaser Christi...2356Preuss Maximilian...21140-124 ≣A05Ch Argentina (team)16 May 2009
118Gonzalez Garcia J...2360Martin Del Campo ...24500-129 ≣A41Memorial J.Capabl...
170Goossens Etienne ...2219Lallemand Pascal ...21201-029 ≣A48Ch Belgium (team)...
148Grothkopp DietrichHachmann Bjoern0-131 ≣A53It (open)
86Guercia Sammarco ECelestini Mauro (...0-111 ≣A16?
294Guerrero Dublas (...2236Parra Emiliano (CUB)21591-034 ≣E90Ch Provincial
277Gulim MarceloBrandao Evandro (...20890-133 ≣E90It (open)21 Mar 2008
192Gunyecz Zoltan (HUN)1978Zalai Mihaly (HUN)20680-125E90It (open) \18 Jul 1999
281Haas Bernhard (AUT)2004Hackbarth Wolfgan...21490-121 ≣E90Ch Austria (qual)23 Jul 2008
35Haik Aldo (FRA)2390Runau Ralf Dr (GER)23400-124 ≣E73It (open) (junior...
126Halmos Ede (HUN)2097Balogh Bela (HUN)22200-132E90It (open) \
162Handke Harald (GER)2174Lanka Zigurds (LAT)25650-122 ≣A48It (open)
251Hansen Max (DEN)2020Petersen Tom Petr...22590-128 ≣B06Cup North Sea (open)08 Jul 2006
100Haque Rezaul (BAN)2129Lim Eugene1-034 ≣E70It (open)
159Haydon R (ENG)2173De Coverly Roger ...20470-125 ≣A05Ch England (team)...
250Headlong Timothy ...2214Wallace Paul (IRL)22420-129 ≣A04Ch England (team)...27 May 2006
98Heineck ChristinaFuchs Antje (GER)21240-122 ≣A04Bundesliga (2nd) ...
229Herrera Laura (ARG)2145Ramos Daniela (CHI)19271-014 ≣E73Zt (w)
223Hintze Helge (GER)2296Paehtz Thomas (GER)24210-134A21Ch Germany (Inter...
217Hormaeche Pablo (...2112Diaz Fuenzalida J...20361-032 ≣E90Ch Pan-American (...
42Hort Vlastimil (GER)2600Krstic Slobodan (...20801-028 ≣E73Olympiad