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Sicilian, Najdorf, 6.f4 Notation: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4

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
275Flores Alvarez Ro...Vestoel Aage (NOR)1-024 ≣B90Olympiad17 Sep 1956
72Forero Anthony Fr...Dominguez Oscar (...17550-114 ≣B90Ch City (juniors)...15 Jul 2009
410Formanek Edward W...2203Manetta John1-023 ≣B90It US open
52Forster Richard (...2305Kek Wei-Chuan (SIN)20851-019 ≣B90Ch World (juniors...
427Friedel Joshua E ...2518Nakamura Hikaru (...22040-123 ≣B90It (open)
315Friedel Joshua E ...2523Mo Kevin (USA)21731-021 ≣B90It (open)04 Apr 2012
444Frilli Fabio (ITA)2086Marcinkiewicz0-122 ≣B90Olympiad (corr.)
411Fronczak Sebastia...1695Maciazek Michal1-023 ≣B90Ch Poland (junior...07 Mar 2007
44Gabrielsen Stig (...2243Stam Bart (NED)20751-022 ≣B90It (open)
296Gafner Evgeny J (...2296Kuznetsov Viktor ...24271-022 ≣B90Ch YANAO16 Jan 2008
103Ganichev Alexande...2304Dolbnya Dmitry0-120 ≣B90Ch Russia (junior...
155Garcia Carlos (CUB)2167Hough Randall D (...21031-024 ≣B90It (open)29 May 2004
2Garcia EloyMovsziszian Karen...25110-119 ≣B90It (open)
203Gardon Ermanno (ITA)2139Occhipinti Massim...19660-124 ≣B90It Accademia
390Gayson Peter (ENG)2189Sampson M1-023 ≣B90Ch Great Britain
51Geirnaert Steven ...2364De Schampheleire ...21561-024 ≣B90It (open)17 Aug 2009
403Georgiev Krum (BUL)2430Fakhiridou Ekater...22771-024 ≣B90It (open)01 May 2009
37Georgiev Krum (BUL)2441Velchev Hristo (BUL)23191-024 ≣B53It (open)17 Dec 2010
291Ghizdavu Dumitru ...2420Choong Liong On22001-023 ≣B90Olympiad
161Ghizdavu Dumitru ...2415Payrhuber Klaus1-019 ≣B90Ch Europe (juniors)
351Ghizdavu Dumitru ...2415Tratatovici Moise...22651-024 ≣B90?
186Gijsen Stief (BEL)2111Burg Twan (NED)20710-122 ≣B90It (open) (junior...10 Aug 2004
68Ginzburg Maximili...2275Celis Gustavo (ARG)22251-023 ≣B90Tournament (team)...
215Gislason Gudmundu...2305Gretarsson Andri ...23301-019 ≣B90It
211Goncharov Vladisl...2310Lukyanov Mikhail ...20440-123 ≣B90Cup Independence ...21 Aug 2004
219Gonzalez Diaz Jul...2216Herrera Irisberto...24870-122 ≣B23It (open)
360Gonzalez Juan Dr ...2225Santana Orlando (...21941-016 ≣B90Olympiad
301Gonzalez Menendez...2396Montes Gutierrez ...21421-023 ≣B90It (open)25 Jul 2007
38Gonzalez Yuri (CUB)2512Iglesias Jorge (ARG)23521-020 ≣B90It (open)08 Jul 2004
86Grabarczyk Bogdan...2409Skalik Przemyslaw...23700-124 ≣B90Ch Poland
322Graczyk Konrad (POL)1892Gulik Pawel (POL)19920-119 ≣B90It (open) (d)21 Aug 2005
375Griffiths Peter C...2280Evans Larry D (USA)23151-015 ≣B90Olympiad
267Grigoriants Serge...2320Najer Evgeniy (RUS)25350-124 ≣B50Cup Russia (open)
271Grigoriants Serge...2570Panush Viktor (MDA)20511-023 ≣B90Cup Russia (open)
424Grochulski Grzego...1914Prazmowski Wlodzi...17481-022 ≣B54Tournament (Elo) (c)21 May 2008
396Grochulski Grzego...1968Zalewski Daniel1-019 ≣B90Tournament (open)30 Dec 2009
22Groeber EPaulus H1-024 ≣B90corr.
447GrossMisek1-017 ≣B90Ch Czechoslovakia...
331Gross David (CZE)2385Pakosta Stanislav...22491-024 ≣B90Ch Czech Chess Un...
147Gross David (GER)2425Meissner Bernd-Gu...23491-022 ≣B90Bundesliga (2nd) ...
20Grunke GuntherGonzales1-020 ≣B90corr.
175Gruzmann Boris (RUS)2258Reimann Hubert (GER)19981-023 ≣B90Ch Germany (seniors)06 Aug 2011
24Gruzmann Boris (RUS)2275Ladstetter Josef ...20821-022 ≣B90Ch Europe (seniors)30 Jun 2005
355Gruzmann Boris (RUS)2288Kraaykamp Wim (NED)18661-022 ≣B90Ch Europe (seniors)
79Guerra Ugo (ITA)2290Birens Eric-Andre...19690-117 ≣B90It (open)
49Guerrero Guzman F...Guio Josue18970-111 ≣B90Tournament (open)19 Jul 2012
321Guliev Logman (AZE)2383Cyborowski Lukasz...25140-120 ≣B90It (open)
92Guliev Logman (AZE)2442Gago Padreny Igna...21571-021 ≣B90It (open)24 Aug 2007
298Hacat Kevork (CAN)2114Ivanov Igor V (CAN)24331-022 ≣B90It (open)
318Hackbarth BjoernHachmann Bjoern0-115 ≣B90It (open)
100Hackel Mario (GER)2299Schurig R1-015 ≣B90corr.
94Hansen Gunnar Wes...2176Lysdahl Larsen K1-023 ≣B90It (open)
344Hardarson Robert ...2295King Daniel J (ENG)24350-124 ≣B90It (open)
198Harkins MikeKure Alexander (GER)22401-018 ≣B90?
53Haro Martim AfonsoOliveira Alexandre1-019 ≣B90Ch Brazilian SC
439Heinig HDufraisse J17800-120 ≣B90Europe Tournament...
363Herrera Irisberto...2487Abreu Aryam (CUB)24271-023 ≣B90It (cat.8) (b)
297Heymann-Lobzhanid...2035Fenske Nora16831-024 ≣B90Ch Germany (junio...
133Heymann-Lobzhanid...2085Rafiee Makan (GER)20531-022 ≣B90Memorial Karl Mal...29 Jul 2005
152Hillen AchimStaresina Alan1-023 ≣B90Oberliga Mittelrh...
407Himdan Maher (EGY)2260Jarraya Zied (TUN)21781-024 ≣B90It (open) Power O...05 Mar 2010
36Hoelscher Thorste...2138Abbasi Nasser M (...22800-122 ≣B90It (open)
60Honfi Karoly (HUN)2365Dely Peter (HUN)23910-124 ≣B90Ch Hungary
25Horther Schneider...Liepert Luise1-022 ≣B90Ch Bayern (w)
317Hoyos-Millan Luis...2112Tate Emory (USA)23080-124 ≣B53It (open)
326Ibrahimova Sabina...2029Schut Lisa (NED)22881-021 ≣B90Ch World (juniors...21 Oct 2010
399Ibrahimova Sabina...2108Ziaziulkina Nasta...22961-023 ≣B90Ch Europe (w)12 May 2011
131JamiesonBezsilko Philippe...21911-023 ≣B90Tournament (juniors)
132Janotta Patrick (...2140Constantin David ...20881-024 ≣B90Ch France (team) ...16 Nov 2003
14Januschke Markus ...2196Kuess Mario (AUT)21061-022 ≣B90Staatsliga B Sout...
43Jaworek Thomas2019Kern Johannes (GER)22800-123 ≣B90Bayern Regionalli...13 Feb 2005
426Jedryczka Krystia...2233Szala Grzegorz1-022 ≣B90It (open)
307Johann Christof (...2202Maurer Jochen (GER)22641-024 ≣B90It (open)
391Johansson KjellMellbin Karl Gunnar1-021 ≣B90Ch Sweden (corr.)
33Jojart JuergenGabriel Josef (GER)21300-115 ≣B90Tournament (team)
417Juonys DariusKarsokaite Irena ...16290-118 ≣B90It (open) (for th...03 Jul 2012
435Kaimin Vyacheslav...1570Sedova Anastasiya...15910-19 ≣B90Tournament (Elo)
213Kalinina Olga (UKR)2194Podgurkii Stepan ...19580-123 ≣B90Memorial V.Cebanenco17 Mar 2007
165Kamali Mehran (NED)2035Ypma Peter (NED)19960-121 ≣B90It (open) (b)24 Dec 2008
261Kapengut Albert Z...2402Dementiev Oleg (ARM)0-124 ≣B90Memorial A.Sokolsky
245Kaplan Julio P (USA)2480Tatai Stefano (ITA)23671-024 ≣B90It
448Karlsson TorbjornMoser Patrick1-019 ≣B90Ch Sweden (corr.)
209Kemeny Matthias (...2098Homuth Manfred (GER)22300-112 ≣B90It (open)
262Kerek Krisztian (...2370Pasztor Ferenc (HUN)22651-022 ≣B90It (open) Avas
223Kerman David J (USA)2121Morovic Fernandez...26000-120 ≣B90It (open)
334Kindermann Stefan...2519Landenbergue Clau...24201-020 ≣B90Zt
137Kindermann Stefan...2519Postl Anton (AUT)22701-023 ≣B90Staatsliga
115Kindermann Stefan...2519Lau Ralf (GER)24601-023 ≣B90It (cat.9)
114Kindermann Stefan...2519Derlich Karin (GER)20741-018 ≣B90?
286Kiran Monisha Moh...2263Ravi Lanka (IND)23881-021 ≣B90Ch Commonwealth10 Dec 2007
371Kirsanova Darja (...Bortnikova Olga (...17941-024 ≣B90Ch Russia (junior...
206Kiselev Gennady (...2453Jaeger Frode Bull...20651-018 ≣B90It (open)18 Sep 2004
370Kler Borko (SRB)2224Cvetkovic Nemanja...22461-024 ≣B90It (open)23 Jul 2007
263Klundt Klaus (GER)2355Panican Gheorghe ...19151-020 ≣B90It (open)30 Apr 2010
27Klundt Klaus (GER)2407Hracek Zbynek (CZE)26290-124 ≣B90It (open)
393Knaak MTosic Tomislav0-113 ≣B90Ch Sweden (corr.)
125Koefeler Christia...2037Fauland Peter (AUT)22291-023 ≣B90It (open) Karacsony
88Kofidis Andreas (...2350Gimnopoulos Lazar...21090-121 ≣B90It (open)
450Kondaly D (BIH)Sliva B (POL)0-118 ≣B90Memorial A.Alekhine
236Kondou Eva (GRE)2187Arbil Joan18450-123 ≣B90Olympiad (w)