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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
224Parraga Alejandro...2186Pizarro Marcelo (...1-030 ≣E90Ch Bolivia
145Palacios Perez Ma...2192Torres Saulo1-026 ≣A53Olympiade (blindf...
120Palacios Perez Ma...2192Molina Fabrizio (...22581-031 ≣A40It (open) \
237Oliveros Alvarez ...1920Arias Rodriguez S...21920-124 ≣A10Ch Asturias17 Apr 2004
236Okoneshnikova Gal...Ukrainskaya Svetl...0-130 ≣A42Ch Russia (junior...
9O'kelly De Galway...2460Gligoric Svetozar...24470-136 ≣E90Izt
276Norri Joose (FIN)2356Virtanen Antti (FIN)23230-121 ≣E73Ch Finland (team)...08 Mar 2008
212Ninh Cong Quyen (...Nguyen Tuan Minh ...1-036 ≣B06It (open)
213Nikolaev Leonid (...2301Novikova Margarit...20931-028 ≣E90Memorial I.Stepichev
187Niklasch Oliver (...2363Mista Aleksander ...22690-121 ≣A40It (open)
97Nielsen Peter Hei...2405Vezzani Stefano (...21831-025 ≣B06It (open)
202Nevednichy Vladis...2593Vidal Guillaume (...20491-028 ≣A16It (open)
167Navarro Emanuele ...2184Rocchi Riccardo1-029 ≣A48Tournament (open)...
247Naumkin Igor (RUS)2495Scerbo Antonio (ITA)21071-036 ≣E90It (open)26 Apr 2006
181Naumkin Igor (RUS)2475Piscopo Pierluigi...23731-033 ≣E90It (open) (a)
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.
308Monteiro Sara (POR)1862Gabriel Agna Sola...16041-024 ≣A48Ch Portugal (w)18 Dec 2011
65Mononen HeikkiAho Pauli1-036 ≣E90?
36Moberly R Walter LCox David (IRL)23001-031 ≣A53It (open) (junior...
85Misanovic Vesna (...2326Nikolin Zorica (SRB)21641-026 ≣E73Ch Yugoslavia (team)
300Mirzoev Emil (UKR)2109Klinova Masha (ISR)23031-035 ≣A41Memorial E.Geller...22 Aug 2010
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
76Meiser Markus (GER)2205Tischendorf Micha...21860-126 ≣A48It (open)
34Mazzoni Guy (FRA)2191Casa Alex (FRA)21931-030 ≣E90It (b)
262Mayorga Nicolas (...2274Zabala Jorge Adri...20111-028 ≣A05Ch South America ...09 Feb 2007
179Marzano Carlo (ITA)2157Mauro Alan (ITA)22601-035 ≣A48Ch Italy (1/2 final)
64Marotz HJOechslein Rainer ...22590-126 ≣A53corr.
301Maric Boris (YUG)2028Block Wolfgang (GER)21200-128 ≣A05Regionalliga SVM ...16 Jan 2011
151Mangwengwende Joh...2108Williams Leighton...21351-031 ≣E90Olympiad
116Majer Damir (GER)2256Kartmann Juergen ...20551-036 ≣A16It (open)
130Mai Thanh HuongLe Thanh Huyen (VIE)1-032 ≣A48Tournament (open)...
131Mai Thanh HuongTran T Minh Chau1-027 ≣E90Tournament (open)...
221Maidanik Armando ...2003Converset Juan Jo...22520-133 ≣E73It (open)
112Maggiolo Sonia (ARG)2060Maggiolo Elisa (ARG)20751-021 ≣A48Ch Argentina (jun...
104MaffeiVari1-036 ≣E90corr.
18Maedler Juergen D...2241Starck Bodo (GER)22481-036 ≣E73Ch DDR
121Lyrberg Patrik (SWE)2405Ostergaard Dan (SWE)22421-033 ≣E90Cup Rilton
119Lyrberg Patrik (SWE)2405Bologan Viktor (MDA)26001-028 ≣E90It (open)
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
68Ligterink Gert (NED)2470Hendriks Willy (NED)24271-034 ≣A40Ch Netherlands (t...
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.)...
304Laketic Gojko (SRB)2439Di Mantino Mauro19541-032 ≣A48Tournament (open)27 Jul 2011
81Laketic Gojko (SRB)2443Kopicka Karel (CZE)21231-036 ≣A48It \
227Laketic Gojko (SRB)2432Del Rio Angelis S...24911-035 ≣A05Ch Italy (team) (...11 May 2003
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)
108Kyhle Bo (SWE)2193Berman M21801-021 ≣A05It (open)
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)
218Kulakov Viachesla...2121Tolstikh Nikolay ...24580-136 ≣A42It (open)
235Kulakov Viachesla...2217Kabarukhin Andrey...22391-031 ≣A40Ch Russia (junior...
234Krilov Sergey (RUS)2406Yarovov Grigory (...20071-030 ≣E90Ch Russia (junior...
59Krasikova NKoteles1-032 ≣E90Ch \
38Kottnauer Cenek (...2370Linton William21601-021 ≣A15It (open)
50Kosorotow PSiegl Erich0-129 ≣E73Europe Tournament...
158Korobov Ilya (RUS)2335Miskovsky Pavel (...21091-036 ≣E90It (open)
216Kolesnikov Evgeny...2300Pileckis Emilis (...21880-120 ≣E90Ch Europe (junior...
13Kolarov Atanas S ...2415Stefanov Josif1-025 ≣E90Ch Bulgaria11 Feb 1962
274Kogan Artur (ISR)2561Alexikov Alexande...23711-034 ≣A48Ch Israel (team)04 Jan 2008
101Koch UdoSeywald Ralf0-128E90It (open)
267Klitaa Ib1606Salama Omar (EGY)22320-128 ≣A46Cup North Sea (open)14 Jul 2007
143Kislinger Georg2025Schmidbauer Franz19001-035 ≣A48Bayern Regionalli...
232Keto HannuHeikkinen Jyrki0-131 ≣A16Ch Finland (team)...16 Nov 2003
29Kestler Hans-Guen...2323Watzka Horst (AUT)22531-028 ≣E70Cup Clare Benedict
21Keres Paul (EST)2580Walther Edgar (SUI)22541-036 ≣E90Olympiad
30Karner Hillar (EST)2251Vitolins Alvis (LAT)24350-135 ≣E61It \
299Karaca Cahit (TUR)1677Percin Onder1-025 ≣E73Ch World (schools)30 Jul 2010
189Kaptsan Aron (CAN)2170Khedkar Jay S1-019 ≣E90Ch Manitoba (open)
26Kapengut Albert Z...2402Tseitlin Mark D (...24031-031 ≣E70?
54Kapengut Albert Z...2465Zelkind Eduard (USA)21771-028 ≣E73Ch Belarus
25Kapengut Albert Z...2402Dzindzichashvili ...25501-033 ≣E90Ch URS (1/2 final)
23Kanko Ilkka (FIN)2231Litllewood J1-024 ≣E73Olympiad
215Kanko Ilkka (FIN)2294Pietinen Pekka (FIN)20951-032 ≣A41Ch Finland (open)
185Kachiani-G Ketino...2427Eisenbeis Norman ...21790-135 ≣E90It (open)
62Jussupow Artur (GER)2600Correa Aron A (BRA)22951-031 ≣E70Ch World (team) (...
244Jurkiewicz Krzysz...2151Cherednichenko El...20001-029 ≣E73It (open) (b)20 Aug 2005
19Johannessen Svein...2273Bjornsson Tomas (...21621-025 ≣E73It
31Johannes RonaldWaters P21840-133 ≣A05Ch Great Britain ...
225Jehle Anja (GER)1963Laake Jasmin (GER)19650-128 ≣E90Ch Germany (junio...
263Janzelj Tim (SLO)1953Flander Nejc (SLO)18120-134 ≣A05Ch Slovenia (juni...28 Feb 2007