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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
302Scholz Christian ...2387Poldauf Dirk (GER)23851-027 ≣E90Bundesliga 2010/1105 Feb 2011
157Cvek Robert (CZE)2390Jerabek Petr (CZE)22191-035 ≣A05Moravian League 1...
35Haik Aldo (FRA)2390Runau Ralf Dr (GER)23400-124 ≣E73It (open) (junior...
201Clavijo Jorge (COL)2390Alcivar Torres In...21551-033 ≣A41It (open)
58Cramling Dan (SWE)2392Wagman Stuart (USA)21251-033 ≣E90It
60Ravikumar Vaidyan...2395Casa Alex (FRA)21931-031 ≣E73It (open)
138Camarena Gimenez ...2397Llorent Fillol Jo...20971-034 ≣E73Ch Aragon (team)
137Camarena Gimenez ...2397Grau Dominguez En...22060-132 ≣E90Ch Aragon (team)
128Lyrberg Patrik (SWE)2400Poldauf Dirk (GER)24150-133 ≣E90It (open)
111Pogorelov Ruslan ...2400Medina PA1-036 ≣A05It (open)
26Kapengut Albert Z...2402Tseitlin Mark D (...24031-031 ≣E70?
25Kapengut Albert Z...2402Dzindzichashvili ...25501-033 ≣E90Ch URS (1/2 final)
97Nielsen Peter Hei...2405Vezzani Stefano (...21831-025 ≣B06It (open)
77Szypulski Andrzej...2405Terzic Safet (BIH)22650-112 ≣A48It
119Lyrberg Patrik (SWE)2405Bologan Viktor (MDA)26001-028 ≣E90It (open)
121Lyrberg Patrik (SWE)2405Ostergaard Dan (SWE)22421-033 ≣E90Cup Rilton
234Krilov Sergey (RUS)2406Yarovov Grigory (...20071-030 ≣E90Ch Russia (junior...
13Kolarov Atanas S ...2415Stefanov Josif1-025 ≣E90Ch Bulgaria11 Feb 1962
174Lyrberg Patrik (SWE)2415Mortensen Erling ...24650-123 ≣E90It (open)
103Kumaran Dharshan ...2425Joyce John (IRL)22111-029 ≣E70it (open) (zt)
180Radziewicz Iweta ...2425Oliveira Vera (POR)20251-027 ≣A48Ch Europe (junior...
113Ravi Lanka (IND)2425Balasubramaniun R...22741-023 ≣E90It (open)
185Kachiani-G Ketino...2427Eisenbeis Norman ...21790-135 ≣E90It (open)
110Annakov Babakuli ...2429Golod Vitali (ISR)25790-135 ≣E73It
227Laketic Gojko (SRB)2432Del Rio Angelis S...24911-035 ≣A05Ch Italy (team) (...11 May 2003
272Valenzuela Fuente...2434Jorquera Marcelo ...22961-034 ≣A46It (cat.5)28 Sep 2007
135Shestoperov Aleks...2435Newerovski Gennad...23801-036 ≣A40Tournament \
304Laketic Gojko (SRB)2439Di Mantino Mauro19541-032 ≣A48Tournament (open)27 Jul 2011
28Balashov Yuri S (...2439Penrose Jonathan ...24051-026 ≣E90It
47Ree Hans (NED)2440Donner Jan-Hein (...24801-029 ≣A15It (cat.11)
95Zaiatz Elena (RUS)2441Johansson Victori...21811-035 ≣E73Ch Europe (team)
81Laketic Gojko (SRB)2443Kopicka Karel (CZE)21231-036 ≣A48It \
15Najdorf Miguel (POL)2445Byrne Robert E (USA)24340-136 ≣E90?
141Polak Tomas (CZE)2445Mudrak Josef (CZE)23101-033 ≣E90Czech League 1995...
124Horvath Gyula (HUN)2445Pesztericz Laszlo...21301-033 ≣A10It (open)
9O'kelly De Galway...2460Gligoric Svetozar...24470-136 ≣E90Izt
54Kapengut Albert Z...2465Zelkind Eduard (USA)21771-028 ≣E73Ch Belarus
129Vescovi Giovanni ...2465Manhardt Thomas (...21481-026 ≣E70Ch World (juniors...
311Fernando Diogo (POR)2466Valdes Maritza (POR)21551-029 ≣A53Cup Portugal (final)27 May 2012
41Hort Vlastimil (GER)2466Janosevic Dragolj...23301-030 ≣A48It
68Ligterink Gert (NED)2470Hendriks Willy (NED)24271-034 ≣A40Ch Netherlands (t...
198Belozerov Andrei ...2473Kryschilovskij An...22911-024 ≣A16Memorial A.Petrov...
181Naumkin Igor (RUS)2475Piscopo Pierluigi...23731-033 ≣E90It (open) (a)
245Czakon Jakub (POL)2477Dziuba Marcin (POL)24941-036 ≣A48Ch Poland (team) ...06 Sep 2005
52Vaisman Volodia (...2485Adamski Andrzej (...22551-035 ≣A53It (open)
127Ivkov Borislav (SRB)2485Lanka Zigurds (LAT)24800-131 ≣A05It (open)
247Naumkin Igor (RUS)2495Scerbo Antonio (ITA)21071-036 ≣E90It (open)26 Apr 2006
99Piskov Yury (RUS)2500Velikhanli Firuza...22621-031 ≣E73It (open)
2Tal Mikhail N (LAT)2520Fischer Robert J ...27801-034 ≣E73Tournament (candi...
4Tal Mikhail N (LAT)2520Pietzsch Wolfgang...24201-030 ≣E73It
305Stanec Nikolaus (...2543Holzer Gerhard (AUT)21831-036 ≣A48It (open)14 Aug 2011
149Babula Vlastimil ...2545Stocek Jiri (CZE)24601-029 ≣E90It (open) \
56Rogers Ian (AUS)2545Suradiradja Herma...22381-036 ≣A16It
274Kogan Artur (ISR)2561Alexikov Alexande...23711-034 ≣A48Ch Israel (team)04 Jan 2008
21Keres Paul (EST)2580Walther Edgar (SUI)22541-036 ≣E90Olympiad
202Nevednichy Vladis...2593Vidal Guillaume (...20491-028 ≣A16It (open)
62Jussupow Artur (GER)2600Correa Aron A (BRA)22951-031 ≣E70Ch World (team) (...
42Hort Vlastimil (GER)2600Krstic Slobodan (...20801-028 ≣E73Olympiad
277Gulim MarceloBrandao Evandro (...20890-133 ≣E90It (open)21 Mar 2008
83Sdrojewski WPoldauf Dirk (GER)23850-125 ≣E73It
285Roberto JoseAsfora Marco (BRA)22311-030 ≣E90Tournament (Elo)27 Mar 2009
59Krasikova NKoteles1-032 ≣E90Ch \
109Strugach LMills James A (USA)21141-035 ≣A48Tournament (e)
107Von Malm HeikeCleven Maria (GER)20570-135 ≣E90NRW-liga (juniors...
178Edlinger WilhelmTobisch Manfred D...20590-126 ≣A48It (open)
104MaffeiVari1-036 ≣E90corr.
102Lanjani A NAmiri S1-031 ≣E73It (open)
101Koch UdoSeywald Ralf0-128E90It (open)
64Marotz HJOechslein Rainer ...22590-126 ≣A53corr.
98Heineck ChristinaFuchs Antje (GER)21240-122 ≣A04Bundesliga (2nd) ...
310Pozdniakov Vladim...Ivaneko Alexander1-020 ≣E73Tournament (Elo)29 Jan 2012
94Flor AEltrich Martin (GER)19980-134 ≣A16Ch Oberschwaben (b)
71Blomberg AnteroSockel Karl-Heinz1-025 ≣A48corr.
283Isella FacundoLopez Colon Franc...22490-130 ≣E90It \11 Oct 2008
306Rodriguez Rejano ...Medina Masdeu Ras...18280-123 ≣E90It (open)17 Aug 2011
88Soto OCerpa Deniz Jose ...20850-124 ≣A05It (open)
86Guercia Sammarco ECelestini Mauro (...0-111 ≣A16?
312Rodriguez Sofia (...Mesa Brenda Sofia...1-031 ≣E90Ch Colombia (juni...18 Jun 2012
79Freise ReinhardDoerr Klaus0-126 ≣A48It (open) (c)
27Kuzmichev AMovshovich Gennad...22851-028 ≣E73Ch Russia (1/2 fi...
93Bollinger MPohl A0-131 ≣E90Ch Oberschwaben (b)
31Johannes RonaldWaters P21840-133 ≣A05Ch Great Britain ...
211Akochik VictorDe Schiffart Sipke1-033 ≣A05It (open) (b)
212Ninh Cong Quyen (...Nguyen Tuan Minh ...1-036 ≣B06It (open)
214Sanetra SLuch Michal (POL)22711-029 ≣A48Ch Poland (team) ...
32SulkinVooremaa Andres (...22401-035 ≣E90?
33MilutinovicKanjo L1-036 ≣E73corr.
36Moberly R Walter LCox David (IRL)23001-031 ≣A53It (open) (junior...
177Hussey CLoughran John (IRL)18991-033 ≣E90It (open) (b)
176Hussey CKennedy Michael (...17991-035 ≣E90It (open) (b)
173Bongini MauroNapoli Ferdinando...17400-122 ≣E90Ch Provinciale CO
12Geller Alexander GMileika Janis0-133 ≣E61Ch Latvia
232Keto HannuHeikkinen Jyrki0-131 ≣A16Ch Finland (team)...16 Nov 2003
233Filimonov YaroslavBriukhovich Alexandr0-130 ≣E73Memorial I.Stepichev19 Dec 2003
168Andres MontousseDiaz Caramazana J...19071-030 ≣E90Ch Asturias (team...
45Fried DWatson John L (USA)23331-031 ≣A16It \
236Okoneshnikova Gal...Ukrainskaya Svetl...0-130 ≣A42Ch Russia (junior...
7Serebrisky Alexan...Shianovsky Vladis...22550-135 ≣E70Ch \
6Wexler Bernardo (...Reshevsky Samuel ...24300-135 ≣A16It
155Lanin BorisOleshkovich V0-123 ≣E90Ch Russia (corr.)...