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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
240Zawierucha Aleksa...2042Czyz Artur (POL)19911-033 ≣E90Ch Poland (team) ...09 Sep 2004
95Zaiatz Elena (RUS)2441Johansson Victori...21811-035 ≣E73Ch Europe (team)
106Wikstrom Robert (...2120Proschinger T (SWE)1-036 ≣E70Ch Sweden
24Weiss Leo (AUT)2157Walther Edgar (SUI)22540-122 ≣E73Olympiad
22Wade Robert G (ENG)2148Myant MR1-031 ≣E90Tournament
107Von Malm HeikeCleven Maria (GER)20570-135 ≣E90NRW-liga (juniors...
256Vince Viola (HUN)1859Marjanovic Novka ...17731-027 ≣E73Ch Europe (junior...16 Sep 2006
291Vince Andrea (SRB)2092Milosavljevic Mil...17861-025 ≣E73It (open) (b)18 Jul 2009
48Viglundsson Bjorg...2210Olafsson Thorvard...21741-034 ≣E90Ch Iceland
10Vesely Jaromir (CZE)1979Jansa Vlastimil (...24780-131 ≣E73Ch Czechoslovakia
129Vescovi Giovanni ...2465Manhardt Thomas (...21481-026 ≣E70Ch World (juniors...
172Vega Viejo Marcel...2135Villar Del Llano ...1-029 ≣E73It (open)
161Van Dongen Cor (NED)2354De Pender Paul (NED)21910-134 ≣E90Ch Netherlands (j...
163Valenzuela Fuente...2355Rios Mauricio (COL)23051-024 ≣E73Ch World (team) (...
61Unger Thomas (USA)2295Meyer John C (USA)22841-030 ≣E70It \
105Tuominen Risto (FIN)2283Lehti Juhani (FIN)22331-031 ≣E73It (open) \
144Tonon Alessandro ...2235Babula0-135 ≣E90It (open)
209Toniutti Ezio (ARG)2069Mareco Sandro (ARG)25970-128 ≣E90Ch Argentina (jun...
231Tencati Giuseppe ...2096Terbonati Paolo (...19311-025 ≣E90Tournament (weekend)19 Oct 2003
2Tal Mikhail N (LAT)2520Fischer Robert J ...27801-034 ≣E73Tournament (candi...
4Tal Mikhail N (LAT)2520Pietzsch Wolfgang...24201-030 ≣E73It
32SulkinVooremaa Andres (...22401-035 ≣E90?
200Suarez Montousse ...1980Fernandez Trivino...19281-034 ≣E61Ch Asturia (team)...
222Souza Neves Andre...2200Leda Cayro1-029 ≣E90It (open) \
146Soultatis Kostas ...2063Kaldelis E0-136E90It (open)
194Sole Rota David (...2082Masip Tressera Or...21101-028 ≣E90It (open)
147Solana Suarez Ern...2320Canaves Juan1-028 ≣E60Ch Spain (team) (...
190Sheldon Ruth (ENG)2310Sergeeva Maria (KAZ)22080-134E73Ch World (juniors...
67Sharp Jeremy (ENG)2265Kjeldsen Jens (DEN)24111-034 ≣E73Ch Hamburg (open)...
7Serebrisky Alexan...Shianovsky Vladis...22550-135 ≣E70Ch \
83Sdrojewski WPoldauf Dirk (GER)23850-125 ≣E73It
63Schulze Hanjo (GER)2215Kaminski Uwe (GER)23560-132 ≣E90It \
302Scholz Christian ...2387Poldauf Dirk (GER)23851-027 ≣E90Bundesliga 2010/1105 Feb 2011
199Scholz Christian ...2324Eschle Hubert (GER)19451-032 ≣E90It (open)26 Dec 2000
160Schlager Thomas (...2262Kapfer Thomas (GER)21590-128 ≣E73Oberliga Baden 19...
287Sbarra Marco (ITA)2219Volpi Davide (ITA)20051-028 ≣E90Tournament (open)02 May 2009
175Sbarra Marco (ITA)2270De Palma Diego (ITA)21351-021 ≣E90It (open)
133Savitskaya Ekater...2170Miroshnichenko Ni...20861-022 ≣E70It (open)
252Sanetra Szymon (POL)2048Pigula Marek (POL)20761-025 ≣E90Tournament (Elo)14 Jul 2006
92Sachs Thomas (GER)1993Tutt B0-132 ≣E90It (open)
292Rusev Aleksandar ...2219Miotto Alessandro20261-031 ≣E90Ch Switzerland (t...06 Sep 2009
293Ruiz Vinals Matia...2101Alemany Jara Alej...17860-127 ≣E90Ch Spain02 Oct 2009
296Rueggeberg Wilhel...1944Mueller Waldemar ...20890-133 ≣E90It (open) (seniors)09 Dec 2009
312Rodriguez Sofia (...Mesa Brenda Sofia...1-031 ≣E90Ch Colombia (juni...18 Jun 2012
306Rodriguez Rejano ...Medina Masdeu Ras...18280-123 ≣E90It (open)17 Aug 2011
285Roberto JoseAsfora Marco (BRA)22311-030 ≣E90Tournament (Elo)27 Mar 2009
270Rizza Francesco (...2047Valguarnera Girol...21730-125 ≣E90It (open)02 Sep 2007
238Recine Leonel (URU)2041Genta Alejandro (...21450-117 ≣E90It05 Aug 2004
113Ravi Lanka (IND)2425Balasubramaniun R...22741-023 ≣E90It (open)
60Ravikumar Vaidyan...2395Casa Alex (FRA)21931-031 ≣E73It (open)
310Pozdniakov Vladim...Ivaneko Alexander1-020 ≣E73Tournament (Elo)29 Jan 2012
141Polak Tomas (CZE)2445Mudrak Josef (CZE)23101-033 ≣E90Czech League 1995...
99Piskov Yury (RUS)2500Velikhanli Firuza...22621-031 ≣E73It (open)
295Pinigin Vladimir ...2051Nevorotov Boris (...20191-036 ≣E73Ch City (1/2 final)06 Dec 2009
80Pergericht Daniel...2285Bernard Christoph...16940-134 ≣E90It
224Parraga Alejandro...2186Pizarro Marcelo (...1-030 ≣E90Ch Bolivia
9O'kelly De Galway...2460Gligoric Svetozar...24470-136 ≣E90Izt
276Norri Joose (FIN)2356Virtanen Antti (FIN)23230-121 ≣E73Ch Finland (team)...08 Mar 2008
213Nikolaev Leonid (...2301Novikova Margarit...20931-028 ≣E90Memorial I.Stepichev
181Naumkin Igor (RUS)2475Piscopo Pierluigi...23731-033 ≣E90It (open) (a)
247Naumkin Igor (RUS)2495Scerbo Antonio (ITA)21071-036 ≣E90It (open)26 Apr 2006
205Nardin Flavij (SLO)1916Arduman Can (TUR)23790-135 ≣E90It (open)
15Najdorf Miguel (POL)2445Byrne Robert E (USA)24340-136 ≣E90?
57Mueller WilliamZipfel Frank (GER)21500-129 ≣E73corr.
65Mononen HeikkiAho Pauli1-036 ≣E90?
85Misanovic Vesna (...2326Nikolin Zorica (SRB)21641-026 ≣E73Ch Yugoslavia (team)
197Mira Helene (AUT)2118Kradolfer Conny (...20321-024 ≣E73Ch Switzerland (w...
90Minogina Tamara (...2244Rzepka R1-035 ≣E90It \
191Mimbela Lopez Mig...2222Lara Pueyo Felix ...18291-035 ≣E90It (open)
33MilutinovicKanjo L1-036 ≣E73corr.
134Mikulas Vladimir ...2125Komora Andrej (SVK)21100-127 ≣E73Slovak League (2n...
152Messina Rosario1540Bellipanni Piero ...20880-121 ≣E73It
34Mazzoni Guy (FRA)2191Casa Alex (FRA)21931-030 ≣E90It (b)
151Mangwengwende Joh...2108Williams Leighton...21351-031 ≣E90Olympiad
131Mai Thanh HuongTran T Minh Chau1-027 ≣E90Tournament (open)...
221Maidanik Armando ...2003Converset Juan Jo...22520-133 ≣E73It (open)
104MaffeiVari1-036 ≣E90corr.
18Maedler Juergen D...2241Starck Bodo (GER)22481-036 ≣E73Ch DDR
119Lyrberg Patrik (SWE)2405Bologan Viktor (MDA)26001-028 ≣E90It (open)
121Lyrberg Patrik (SWE)2405Ostergaard Dan (SWE)22421-033 ≣E90Cup Rilton
128Lyrberg Patrik (SWE)2400Poldauf Dirk (GER)24150-133 ≣E90It (open)
174Lyrberg Patrik (SWE)2415Mortensen Erling ...24650-123 ≣E90It (open)
266Lugovoj DMatveev Vladimir ...22220-133 ≣E73Ch Russia (club) ...08 May 2007
122Lomineishvili Mai...2155Janevska Aleksand...20111-036 ≣E73Ch World (juniors...
14Lokvenc Josef (AUT)Szabo Laszlo (HUN)19030-125 ≣E73Memorial L.Asztalos
43Loheac-Amoun F (LIB)2230Midjord Joan Paet...21101-034 ≣E73Olympiad
139Lobato Gomez Juan...Ignacio Bajo0-127 ≣E90Ch Asturias (team...
16Littlewood John E...2137Franklin Michael ...21911-035 ≣E70It
255Lirindzakis Timot...2373Dimitriadis Theod...19311-027 ≣E73It \02 Sep 2006
309Leon Magallanes I...2005Aviles Lana Marcos1-033 ≣E73It (open)20 Jan 2012
242Larrea Manuel (URU)2279Mareco Sandro (ARG)21871-022 ≣E90Memorial M.Najdor...04 Oct 2004
102Lanjani A NAmiri S1-031 ≣E73It (open)
155Lanin BorisOleshkovich V0-123 ≣E90Ch Russia (corr.)...
195Ladanyi Tibor (HUN)2265Levic Miroslav (SRB)22541-024 ≣E73Ch Hungary (team)...
284Lada Marek (POL)2201Michniewski Tomas...22150-124 ≣E90Tournament (Elo) \17 Oct 2008
69Lacroix Serge (CAN)2060Gagnon Michel (CAN)20431-028 ≣E70Ch Quebec (qual)
27Kuzmichev AMovshovich Gennad...22851-028 ≣E73Ch Russia (1/2 fi...
289Kunze Carlo (GER)2290Bissieres Mathieu...23001-033 ≣E73It (open)
103Kumaran Dharshan ...2425Joyce John (IRL)22111-029 ≣E70it (open) (zt)
234Krilov Sergey (RUS)2406Yarovov Grigory (...20071-030 ≣E90Ch Russia (junior...