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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
69Lacroix Serge (CAN)2060Gagnon Michel (CAN)20431-028 ≣E70Ch Quebec (qual)
160Schlager Thomas (...2262Kapfer Thomas (GER)21590-128 ≣E73Oberliga Baden 19...
147Solana Suarez Ern...2320Canaves Juan1-028 ≣E60Ch Spain (team) (...
57Mueller WilliamZipfel Frank (GER)21500-129 ≣E73corr.
103Kumaran Dharshan ...2425Joyce John (IRL)22111-029 ≣E70it (open) (zt)
167Navarro Emanuele ...2184Rocchi Riccardo1-029 ≣A48Tournament (open)...
149Babula Vlastimil ...2545Stocek Jiri (CZE)24601-029 ≣E90It (open) \
118Gonzalez Garcia J...2360Martin Del Campo ...24500-129 ≣A41Memorial J.Capabl...
311Fernando Diogo (POR)2466Valdes Maritza (POR)21551-029 ≣A53Cup Portugal (final)27 May 2012
275Pinto Antonio (POR)2041Codenotti Marco (...20500-129 ≣A05Ch Provinciale LI20 Jan 2008
172Vega Viejo Marcel...2135Villar Del Llano ...1-029 ≣E73It (open)
244Jurkiewicz Krzysz...2151Cherednichenko El...20001-029 ≣E73It (open) (b)20 Aug 2005
214Sanetra SLuch Michal (POL)22711-029 ≣A48Ch Poland (team) ...
222Souza Neves Andre...2200Leda Cayro1-029 ≣E90It (open) \
170Goossens Etienne ...2219Lallemand Pascal ...21201-029 ≣A48Ch Belgium (team)...
50Kosorotow PSiegl Erich0-129 ≣E73Europe Tournament...
53Chen Tsung (GER)2285Olafsson Helgi (ISL)22700-129 ≣E90Olympiad
250Headlong Timothy ...2214Wallace Paul (IRL)22420-129 ≣A04Ch England (team)...27 May 2006
47Ree Hans (NED)2440Donner Jan-Hein (...24801-029 ≣A15It (cat.11)
314Bauer Bjoern Benny1866Schirra Maurice16301-030 ≣E73Ch Germany (junio...15 Sep 2012
246Gabdullin Mikhail...1924Nikolaev Evgeny (...22831-030 ≣A48Ch Russia (junior...
283Isella FacundoLopez Colon Franc...22490-130 ≣E90It \11 Oct 2008
115Fyllingen Roy Har...2330Ernst Thomas (SWE)24850-130 ≣A41It (open)
41Hort Vlastimil (GER)2466Janosevic Dragolj...23301-030 ≣A48It
206Bottino Alexiei (...2101Faraoni Enrico (ITA)21820-130 ≣A40It (open)
17Bukic Enver (SLO)2383Brinck-Claussen B...22631-030 ≣A05Olympiad (student...
61Unger Thomas (USA)2295Meyer John C (USA)22841-030 ≣E70It \
224Parraga Alejandro...2186Pizarro Marcelo (...1-030 ≣E90Ch Bolivia
260Bashkirov Aleksey...2162Lomanov Aleksandr...21121-030 ≣A48Ch City (open)21 Nov 2006
70Ree Hans (NED)2379Bosboom Manuel (NED)23550-130 ≣A05It
4Tal Mikhail N (LAT)2520Pietzsch Wolfgang...24201-030 ≣E73It
285Roberto JoseAsfora Marco (BRA)22311-030 ≣E90Tournament (Elo)27 Mar 2009
233Filimonov YaroslavBriukhovich Alexandr0-130 ≣E73Memorial I.Stepichev19 Dec 2003
66Schuetz Thomas (GER)2295Werner Dimo (GER)21900-130 ≣A48Oberliga NRW 1986/87
234Krilov Sergey (RUS)2406Yarovov Grigory (...20071-030 ≣E90Ch Russia (junior...
236Okoneshnikova Gal...Ukrainskaya Svetl...0-130 ≣A42Ch Russia (junior...
168Andres MontousseDiaz Caramazana J...19071-030 ≣E90Ch Asturias (team...
34Mazzoni Guy (FRA)2191Casa Alex (FRA)21931-030 ≣E90It (b)
22Wade Robert G (ENG)2148Myant MR1-031 ≣E90Tournament
169Ferreira Oscar (PAR)2286Zarza Ronald (PAR)20611-031 ≣E90Ch Paraguay
5Dominguez CristobalReinhardt Enrique...0-131 ≣B07Ch Argentina
10Vesely Jaromir (CZE)1979Jansa Vlastimil (...24780-131 ≣E73Ch Czechoslovakia
99Piskov Yury (RUS)2500Velikhanli Firuza...22621-031 ≣E73It (open)
62Jussupow Artur (GER)2600Correa Aron A (BRA)22951-031 ≣E70Ch World (team) (...
11ZaksBoleslavsky Isaac...25600-131 ≣A48Ch Belarus
26Kapengut Albert Z...2402Tseitlin Mark D (...24031-031 ≣E70?
36Moberly R Walter LCox David (IRL)23001-031 ≣A53It (open) (junior...
37Dzuban Oleg I (KAZ)2362Vinkel Valery (KAZ)1-031 ≣E73Ch Kazakhstan
45Fried DWatson John L (USA)23331-031 ≣A16It \
60Ravikumar Vaidyan...2395Casa Alex (FRA)21931-031 ≣E73It (open)
93Bollinger MPohl A0-131 ≣E90Ch Oberschwaben (b)
89Pytel Bozena (FRA)1919Smirin Ilia (ISR)26780-131 ≣A48It (open)
102Lanjani A NAmiri S1-031 ≣E73It (open)
105Tuominen Risto (FIN)2283Lehti Juhani (FIN)22331-031 ≣E73It (open) \
120Palacios Perez Ma...2192Molina Fabrizio (...22581-031 ≣A40It (open) \
127Ivkov Borislav (SRB)2485Lanka Zigurds (LAT)24800-131 ≣A05It (open)
148Grothkopp DietrichHachmann Bjoern0-131 ≣A53It (open)
151Mangwengwende Joh...2108Williams Leighton...21351-031 ≣E90Olympiad
154Valle Adriano (BRA)2225Navarro Flavio1-031 ≣A05Ch Brazil (1/2 fi...
165Baron Rodriguez J...2283Pascual Paredes J...23181-031 ≣A48Ch Spain (juniors)
220Bohnsack Ralf (GER)2214Brinkmann Wilhelm...1-031 ≣A48Oberliga North No...20 Oct 2002
232Keto HannuHeikkinen Jyrki0-131 ≣A16Ch Finland (team)...16 Nov 2003
235Kulakov Viachesla...2217Kabarukhin Andrey...22391-031 ≣A40Ch Russia (junior...
249Antonova Nadezhda...1888Dauletova Gulmira...21510-131 ≣E90Olympiad (w)21 May 2006
254Talberg Kristian1316Isaksen Eirik Nymo13490-131 ≣A15It (open) (b)25 Aug 2006
257Davda Rahil P (ENG)1853Lakhani Kishan (ENG)19840-131 ≣A53Ch England (team)...23 Sep 2006
282Valle Adriano (BRA)2307Teixeira Aloisio ...20011-031 ≣A05Tournament20 Sep 2008
286Trofimov Viktor (...1791Narchuk Margarita...17461-031 ≣A48Tournament (open)
292Rusev Aleksandar ...2219Miotto Alessandro20261-031 ≣E90Ch Switzerland (t...06 Sep 2009
312Rodriguez Sofia (...Mesa Brenda Sofia...1-031 ≣E90Ch Colombia (juni...18 Jun 2012
92Sachs Thomas (GER)1993Tutt B0-132 ≣E90It (open)
20Damjanovic Mato (...2303Hort Vlastimil (GER)24660-132 ≣E73It
304Laketic Gojko (SRB)2439Di Mantino Mauro19541-032 ≣A48Tournament (open)27 Jul 2011
137Camarena Gimenez ...2397Grau Dominguez En...22060-132 ≣E90Ch Aragon (team)
3Rossetto Hector (...2285Bolbochan Jacobo ...1-032 ≣A15It
303Dinckel Joerg (GER)2025Meertens Martin (...21510-132 ≣E73It \12 Jul 2011
199Scholz Christian ...2324Eschle Hubert (GER)19451-032 ≣E90It (open)26 Dec 2000
126Halmos Ede (HUN)2097Balogh Bela (HUN)22200-132E90It (open) \
217Hormaeche Pablo (...2112Diaz Fuenzalida J...20361-032 ≣E90Ch Pan-American (...
49Bernat Miguel (ARG)2380Quarracino Carlos...22170-132 ≣E61Ch Argentina (qual)
215Kanko Ilkka (FIN)2294Pietinen Pekka (FIN)20951-032 ≣A41Ch Finland (open)
82Effert Kai (GER)2275Kahn Evarth Dr (HUN)22521-032 ≣E90It (b)
73Reznicek Jan (CZE)2185Tejkal Jiri (CZE)19781-032 ≣A05It
203Seidel Juergen (GER)2023Spencer Andrew1-032 ≣A48Hessenliga 2000/01
193Reinke Kurt (GER)1940Meyer Marco (GER)19861-032 ≣A48It (open)
130Mai Thanh HuongLe Thanh Huyen (VIE)1-032 ≣A48Tournament (open)...
297Danes Jaroslav (CZE)2285Jacek Martin (CZE)22020-132 ≣E90Czech League 2009...
63Schulze Hanjo (GER)2215Kaminski Uwe (GER)23560-132 ≣E90It \
59Krasikova NKoteles1-032 ≣E90Ch \
210Bibikoff Michel (...2099Leygue Dominique ...22420-132 ≣A05Ch France (team) ...
266Lugovoj DMatveev Vladimir ...22220-133 ≣E73Ch Russia (club) ...08 May 2007
181Naumkin Igor (RUS)2475Piscopo Pierluigi...23731-033 ≣E90It (open) (a)
128Lyrberg Patrik (SWE)2400Poldauf Dirk (GER)24150-133 ≣E90It (open)
309Leon Magallanes I...2005Aviles Lana Marcos1-033 ≣E73It (open)20 Jan 2012
44Savadkouhi Massou...2200Salinas22001-033 ≣B06Olympiad
124Horvath Gyula (HUN)2445Pesztericz Laszlo...21301-033 ≣A10It (open)
248Camarena Gimenez ...2330Jimenez Martinez ...22091-033 ≣A40Ch Spain (univers...06 May 2006
243Cazzaniga Walter ...2077Bosi Clint (ITA)19901-033 ≣E90It (open)06 Dec 2004
240Zawierucha Aleksa...2042Czyz Artur (POL)19911-033 ≣E90Ch Poland (team) ...09 Sep 2004
31Johannes RonaldWaters P21840-133 ≣A05Ch Great Britain ...