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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
32SulkinVooremaa Andres (...22401-035 ≣E90?
65Mononen HeikkiAho Pauli1-036 ≣E90?
26Kapengut Albert Z...2402Tseitlin Mark D (...24031-031 ≣E70?
15Najdorf Miguel (POL)2445Byrne Robert E (USA)24340-136 ≣E90?
78Effert Kai (GER)2275Doerflinger Josef...22201-036 ≣E90Bundesliga 1988/8...
302Scholz Christian ...2387Poldauf Dirk (GER)23851-027 ≣E90Bundesliga 2010/1105 Feb 2011
59Krasikova NKoteles1-032 ≣E90Ch \
7Serebrisky Alexan...Shianovsky Vladis...22550-135 ≣E70Ch \
138Camarena Gimenez ...2397Llorent Fillol Jo...20971-034 ≣E73Ch Aragon (team)
137Camarena Gimenez ...2397Grau Dominguez En...22060-132 ≣E90Ch Aragon (team)
209Toniutti Ezio (ARG)2069Mareco Sandro (ARG)25970-128 ≣E90Ch Argentina (jun...
49Bernat Miguel (ARG)2380Quarracino Carlos...22170-132 ≣E61Ch Argentina (qual)
269Aishwarya GorthySweety Patel (IND)19830-121E90Ch Asia (juniors)...27 Aug 2007
168Andres MontousseDiaz Caramazana J...19071-030 ≣E90Ch Asturias (team...
139Lobato Gomez Juan...Ignacio Bajo0-127 ≣E90Ch Asturias (team...
200Suarez Montousse ...1980Fernandez Trivino...19281-034 ≣E61Ch Asturia (team)...
281Haas Bernhard (AUT)2004Hackbarth Wolfgan...21490-121 ≣E90Ch Austria (qual)23 Jul 2008
54Kapengut Albert Z...2465Zelkind Eduard (USA)21771-028 ≣E73Ch Belarus
224Parraga Alejandro...2186Pizarro Marcelo (...1-030 ≣E90Ch Bolivia
13Kolarov Atanas S ...2415Stefanov Josif1-025 ≣E90Ch Bulgaria11 Feb 1962
295Pinigin Vladimir ...2051Nevorotov Boris (...20191-036 ≣E73Ch City (1/2 final)06 Dec 2009
312Rodriguez Sofia (...Mesa Brenda Sofia...1-031 ≣E90Ch Colombia (juni...18 Jun 2012
10Vesely Jaromir (CZE)1979Jansa Vlastimil (...24780-131 ≣E73Ch Czechoslovakia
18Maedler Juergen D...2241Starck Bodo (GER)22481-036 ≣E73Ch DDR
150Barasiant Mariana...2043Aksionova Tatiana...21920-135 ≣E90Ch Europe (junior...
216Kolesnikov Evgeny...2300Pileckis Emilis (...21880-120 ≣E90Ch Europe (junior...
256Vince Viola (HUN)1859Marjanovic Novka ...17731-027 ≣E73Ch Europe (junior...16 Sep 2006
95Zaiatz Elena (RUS)2441Johansson Victori...21811-035 ≣E73Ch Europe (team)
276Norri Joose (FIN)2356Virtanen Antti (FIN)23230-121 ≣E73Ch Finland (team)...08 Mar 2008
314Bauer Bjoern Benny1866Schirra Maurice16301-030 ≣E73Ch Germany (junio...15 Sep 2012
225Jehle Anja (GER)1963Laake Jasmin (GER)19650-128 ≣E90Ch Germany (junio...
67Sharp Jeremy (ENG)2265Kjeldsen Jens (DEN)24111-034 ≣E73Ch Hamburg (open)...
195Ladanyi Tibor (HUN)2265Levic Miroslav (SRB)22541-024 ≣E73Ch Hungary (team)...
48Viglundsson Bjorg...2210Olafsson Thorvard...21741-034 ≣E90Ch Iceland
37Dzuban Oleg I (KAZ)2362Vinkel Valery (KAZ)1-031 ≣E73Ch Kazakhstan
12Geller Alexander GMileika Janis0-133 ≣E61Ch Latvia
189Kaptsan Aron (CAN)2170Khedkar Jay S1-019 ≣E90Ch Manitoba (open)
259Dittmar Thomas2003Hirn Oskar (GER)22090-135 ≣E90Ch Mittelfranken ...22 Oct 2006
142Adam Petr (CZE)2116Vasek Vladimir (CZE)19561-033 ≣E73Ch Moravia (open)
161Van Dongen Cor (NED)2354De Pender Paul (NED)21910-134 ≣E90Ch Netherlands (j...
258Gohla Ulf (GER)2206Michalik F20960-119 ≣E90Ch NRW07 Oct 2006
93Bollinger MPohl A0-131 ≣E90Ch Oberschwaben (b)
217Hormaeche Pablo (...2112Diaz Fuenzalida J...20361-032 ≣E90Ch Pan-American (...
169Ferreira Oscar (PAR)2286Zarza Ronald (PAR)20611-031 ≣E90Ch Paraguay
240Zawierucha Aleksa...2042Czyz Artur (POL)19911-033 ≣E90Ch Poland (team) ...09 Sep 2004
294Guerrero Dublas (...2236Parra Emiliano (CUB)21591-034 ≣E90Ch Provincial
173Bongini MauroNapoli Ferdinando...17400-122 ≣E90Ch Provinciale CO
69Lacroix Serge (CAN)2060Gagnon Michel (CAN)20431-028 ≣E70Ch Quebec (qual)
27Kuzmichev AMovshovich Gennad...22851-028 ≣E73Ch Russia (1/2 fi...
266Lugovoj DMatveev Vladimir ...22220-133 ≣E73Ch Russia (club) ...08 May 2007
155Lanin BorisOleshkovich V0-123 ≣E90Ch Russia (corr.)...
234Krilov Sergey (RUS)2406Yarovov Grigory (...20071-030 ≣E90Ch Russia (junior...
298Franca Veronika (...1774Bernik Alja (SLO)16901-025 ≣E90Ch Slovenia (juni...
293Ruiz Vinals Matia...2101Alemany Jara Alej...17860-127 ≣E90Ch Spain02 Oct 2009
147Solana Suarez Ern...2320Canaves Juan1-028 ≣E60Ch Spain (team) (...
106Wikstrom Robert (...2120Proschinger T (SWE)1-036 ≣E70Ch Sweden
292Rusev Aleksandar ...2219Miotto Alessandro20261-031 ≣E90Ch Switzerland (t...06 Sep 2009
197Mira Helene (AUT)2118Kradolfer Conny (...20321-024 ≣E73Ch Switzerland (w...
25Kapengut Albert Z...2402Dzindzichashvili ...25501-033 ≣E90Ch URS (1/2 final)
129Vescovi Giovanni ...2465Manhardt Thomas (...21481-026 ≣E70Ch World (juniors...
122Lomineishvili Mai...2155Janevska Aleksand...20111-036 ≣E73Ch World (juniors...
190Sheldon Ruth (ENG)2310Sergeeva Maria (KAZ)22080-134E73Ch World (juniors...
299Karaca Cahit (TUR)1677Percin Onder1-025 ≣E73Ch World (schools)30 Jul 2010
163Valenzuela Fuente...2355Rios Mauricio (COL)23051-024 ≣E73Ch World (team) (...
62Jussupow Artur (GER)2600Correa Aron A (BRA)22951-031 ≣E70Ch World (team) (...
85Misanovic Vesna (...2326Nikolin Zorica (SRB)21641-026 ≣E73Ch Yugoslavia (team)
104MaffeiVari1-036 ≣E90corr.
33MilutinovicKanjo L1-036 ≣E73corr.
57Mueller WilliamZipfel Frank (GER)21500-129 ≣E73corr.
91Borst Johan (NED)2258Schenkel Edward0-133 ≣E90corr.
29Kestler Hans-Guen...2323Watzka Horst (AUT)22531-028 ≣E70Cup Clare Benedict
121Lyrberg Patrik (SWE)2405Ostergaard Dan (SWE)22421-033 ≣E90Cup Rilton
141Polak Tomas (CZE)2445Mudrak Josef (CZE)23101-033 ≣E90Czech League 1995...
297Danes Jaroslav (CZE)2285Jacek Martin (CZE)22020-132 ≣E90Czech League 2009...
50Kosorotow PSiegl Erich0-129 ≣E73Europe Tournament...
241Huss Andreas (SUI)2332Pinol Fabrice (SUI)20721-025 ≣E90It15 Sep 2004
152Messina Rosario1540Bellipanni Piero ...20880-121 ≣E73It
80Pergericht Daniel...2285Bernard Christoph...16940-134 ≣E90It
238Recine Leonel (URU)2041Genta Alejandro (...21450-117 ≣E90It05 Aug 2004
58Cramling Dan (SWE)2392Wagman Stuart (USA)21251-033 ≣E90It
83Sdrojewski WPoldauf Dirk (GER)23850-125 ≣E73It
1Bazan Osvaldo (ARG)2260Chemes Luis1-027 ≣E73It
19Johannessen Svein...2273Bjornsson Tomas (...21621-025 ≣E73It
28Balashov Yuri S (...2439Penrose Jonathan ...24051-026 ≣E90It
110Annakov Babakuli ...2429Golod Vitali (ISR)25790-135 ≣E73It
4Tal Mikhail N (LAT)2520Pietzsch Wolfgang...24201-030 ≣E73It
20Damjanovic Mato (...2303Hort Vlastimil (GER)24660-132 ≣E73It
16Littlewood John E...2137Franklin Michael ...21911-035 ≣E70It
283Isella FacundoLopez Colon Franc...22490-130 ≣E90It \11 Oct 2008
303Dinckel Joerg (GER)2025Meertens Martin (...21510-132 ≣E73It \12 Jul 2011
90Minogina Tamara (...2244Rzepka R1-035 ≣E90It \
30Karner Hillar (EST)2251Vitolins Alvis (LAT)24350-135 ≣E61It \
63Schulze Hanjo (GER)2215Kaminski Uwe (GER)23560-132 ≣E90It \
255Lirindzakis Timot...2373Dimitriadis Theod...19311-027 ≣E73It \02 Sep 2006
61Unger Thomas (USA)2295Meyer John C (USA)22841-030 ≣E70It \
34Mazzoni Guy (FRA)2191Casa Alex (FRA)21931-030 ≣E90It (b)
82Effert Kai (GER)2275Kahn Evarth Dr (HUN)22521-032 ≣E90It (b)
153Aramuni Jorge Eli...2213Capanema Antonio1-035 ≣E90It (open)
60Ravikumar Vaidyan...2395Casa Alex (FRA)21931-031 ≣E73It (open)
92Sachs Thomas (GER)1993Tutt B0-132 ≣E90It (open)