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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
93Aagaard Jacob (SCO)2240Bekker-Jensen Sim...24091-024 ≣B90Tournament
82Abayasekera Roger...2208Shimasaki Taiju1-023 ≣B90Olympiad (student...
249Abrahamyan Tatev ...2289Solyomvari Roxann...19741-018 ≣B90Ch World (juniors...
171Abreu Aryam (CUB)2467Zambrana Oswaldo ...24091-024 ≣B90Memorial J.Capabl...19 May 2005
73Abreu Aryam (CUB)2493Van Riemsdijk Her...23621-024 ≣B90Ch American Conti...
367Abreu Aryam (CUB)2436Gonzalez Bolivar ...22571-020 ≣A04It (cat.5)13 Feb 2004
300Adnoy Hallvard V ...2310Urkedal Frode (NOR)23330-124 ≣B90It (open)22 Jun 2009
242Alarcia Astiz Car...2313Renteria Jorge (COL)23281-024 ≣B90Ch Spain (team) (...03 Dec 2011
253Alayola Jose Enri...2105Preve Alejandro1-017 ≣B90Tournament
119Al Sayed Mohamad ...2467Henni Mohamed (ALG)23421-021 ≣B90Ch Arabic Countries12 Sep 2005
316Anand Viswanathan...2505Schlierkamp Ferdi...21891-022 ≣B90It (open)
56Ansell Simon (ENG)2390Collier David (ENG)22351-018 ≣B90It (open)
341Antonini David (FRA)2143Zeitler Hans0-123 ≣B90It (c)
441Arakelov A2200Khomullo V (KAZ)23250-117 ≣B90Ch URS (team) (co...
446Arakelov NMinakov Yurij (RUS)0-116 ≣B90Ch URS (team) (co...
41Argyris Nick2140Parr David (ENG)20071-024 ≣B90It (open)
276Arun Karthik R (IND)2351Surya Narayana M ...18771-021 ≣B90Cup Mayors (open)16 May 2008
246Atkinson Paul (WLS)2189Ceteras Marius (ROM)22800-123 ≣B90Ch World (juniors...
130Auletta Angelo (ITA)2242La Gatta Giovanni...21250-117 ≣B50It (open)
452Babin SVol A0-110 ≣B90Match Russia-Yugo...
430Bachmann Axel (PAR)2555Kargin Arseny (RUS)23961-018 ≣B90It (open)04 Oct 2008
180Baerwinkel Tobias...2345Scherer Frank (GER)21551-019 ≣B90It (open)
69Bahamonde AntonioDominguez Cristobal0-122 ≣B90Ch Club Argentino
358Bakus Michel (FRA)2170Bouvier Bruno (FRA)22981-022 ≣B90It (open)
359Bakus Michel (FRA)2147Daillet Emmanuel ...22810-124 ≣B90It (open)
9Balaskas Nikolaos...2195Panopoulos N1-024B90Tournament
65Barczay Laszlo (HUN)2465Orso Miklos (HUN)23631-022 ≣B90Ch Hungary
110Barendse Ted (NED)2205Lahaye Rick (NED)23300-123 ≣B90Ch Netherlands (o...
434Baron Rodriguez J...2432Trigo Conde Isaac...22651-024 ≣B90It (open)
170Barroso Wildred (...2152Herrera Irisberto...24750-124 ≣B90Tournament
157Barthel Ansgar (GER)2235Auschkalnis Reinh...18781-023 ≣B90It (open)11 May 2007
278Barthel Ansgar (GER)2224Berg Dietmar (GER)20791-023 ≣B90VL2 1996/97
95Bazan Osvaldo (ARG)2260Gastiarena Eulogio1-019 ≣B90Memorial Palermo
385Bazeev German (RUS)2163Duzhakov Ilya (RUS)21180-124 ≣B53Ch St. Petersburg...12 Oct 2007
422Beckemeier Werner...2384Weber1-015 ≣B90Ch BRD (juniors) ...
329Bednarich Jan (ITA)2190Sestic M20001-023 ≣B90It (open)
408Beliavsky Alexand...2460Polugaevsky Lev A...26300-122 ≣B90?
224Beliavsky Alexand...2555Chevaldonnet Fran...22871-023 ≣B90It
256Beliavsky Alexand...2555Fernandez Aguado ...23621-020 ≣B90Ch World (juniors)
319Belkhodja Slim (TUN)2489Treiber Jean (FRA)17881-021 ≣B90It (open)
406Belkhodja Slim (TUN)2440Bonnefoy R1-020 ≣B90It (open)
183Bisguier Arthur B...2237Fred Aatos0-119 ≣B90Olympiad
188Blom GerbenManten Rogier0-123 ≣B90It (open) (junior...
308Bonn Thomas (FRA)2230Rabeyrin Jean-Jac...22691-018 ≣B90Ch France (access...17 Aug 2008
336Bratovic Blaz (SLO)2179Roschina Tatiana ...22481-023 ≣B23It (open)
292Broersen Sjors (NED)2101Vos Jan Pieter (NED)20991-022 ≣B90Ch Netherlands (j...
107Bromann Thorbjorn...2235Spisak Czeslaw (POL)23200-124 ≣B90Ch Denmark (juniors)
6Butunoi Alexandru...2400Bach Adrian-Kalma...22741-019 ≣B90Cup Muresul (cat.8)24 May 2006
173Caldwell Susan L ...2150Garcia Padron Mar...22251-020 ≣B90Olympiad (w)
177Carlsson Daniel (...2289Woods Duncan1-023 ≣B90It (juniors)
258Carparelli Lucian...2085Ravagnati Walter0-117 ≣B90?
259Casella Michael (...2268Mirabile Tim (USA)21541-024 ≣B90It
55Cashman Michael (...2072Marner Gavin (NZL)20701-021 ≣B90Ch Australia (major)
349Cazzaniga Walter ...Giordani Marco (ITA)0-122 ≣B90It (open)
248Christen Daniel (...2251Sakovic Dmitrij (...20401-023 ≣B90It (open)
182Clarke Peter H (ENG)2300Toran Albero Roma...24451-022 ≣B90It
379Coldrick A2200Trapl Jindrich (CZE)23360-123 ≣B90Olympiad
195Cubas Jose Fernan...2376Guevara Ernesto1-021 ≣B90It (open) Pre-Amazon
96Cubas Jose Fernan...2448Vargas Roberto Ca...18661-024 ≣B90It (open)06 Oct 2007
429Cyncore DauwynnHaessel Dale R (CAN)22500-124 ≣B90It (open)
384Czarnetzki APhilippi E1-024 ≣B90It (open)
67Czebe Attila (HUN)2455Vegh Endre (HUN)23401-022 ≣B90It (cat.8)
277Dahlgruen Anja (GER)2209Schwarz Michael (...23620-119 ≣B90It (open)
168Dalemans Diana (NED)1953Roelofs Iris16141-023 ≣B90Ch Netherlands (j...08 May 2011
102Dang Duy Linh (VIE)2128Nguyen Trung Hieu...18940-124 ≣B90Ch Vietnam (junio...23 Jul 2006
338Das Sayantan (IND)2218Gavi Siddayya (IND)20511-024 ≣B90It (open)15 Sep 2009
288David Alberto (LUX)2520Georgiev Kiril (MKD)26600-124 ≣B90It (open)
386Davydov Andrey (RUS)2229Oleinik Alexander...20851-024 ≣B90Tournament (open)...
397Decsey Katalin (HUN)2074Bekker-Jensen Ann...19861-024 ≣B90Ch Europe (junior...
255Deis Alain (FRA)2063Chizelle Bernard ...19800-118 ≣B90It (open)
416Della Morte Germa...2366Axarlian Carlos (...21260-120 ≣B90Ch Argentina (team)09 Aug 2008
260Del Pilar Reynald...2252Nakamura Hikaru (...26620-123 ≣B90It (open)18 May 2005
342Del Pilar Reynald...2270Trammell George (...20681-018 ≣B90It US open
40Dely Peter (HUN)2391Palmiotto Fiorent...21041-019 ≣B90It
62Dely Peter (HUN)2480Horvath Gyula (HUN)23641-017 ≣B90Ch Hungary
26De Moura JGligoric Svetozar...24470-124 ≣B90Zt
90Diaz Augusto (CUB)2248Groszpeter Attila...24800-122 ≣B90?
217Djuric Stefan (SRB)2500Powell Lloyd (WLS)21321-018 ≣B50Cup European Club
311Djuric Stefan (SRB)2437Castellano Alfons...19521-023 ≣B50It (open)27 Jun 2009
232Djuric Stefan (SRB)2463Piccoli Vincenzo ...20091-023 ≣B90It (open)02 Nov 2007
164Doggers Peter (NED)2285Van Den Doel Erik...24400-123 ≣B90It (open)
345Dolmatov Sergey (...2550Lautier Joel (FRA)23651-023 ≣B90It (open)
169Donker GerardVerwoert Jef (NED)20210-124 ≣B90It (open)
120Dualibe Leitao R ...Medina Fuentes S1-022 ≣B90Ch World (juniors...
238Dubreuil Julien (...2263Monneret Guy (FRA)20661-018 ≣B90It (open)19 Apr 2005
405Durao Joaquim (POR)1914Llado Lumbera Jaime0-124 ≣A43It
78Durao Joaquim (POR)2127Battaglini Gabrie...23050-123 ≣B90It (open)28 Feb 2004
108Durao Joaquim (POR)1914Schippan Bernd (GER)23111-018 ≣B90It
172Durao Joaquim (POR)1914Littleton Michael...22751-024 ≣B90Zt
289Eisen Lewis (USA)2242Shahade Gregory (...24520-122 ≣B90Tournament New Yo...
285Eissing Christoph1900Jachnowitsch Kris...1-024 ≣B90Ch Germany (juniors)
247Escobar Forero Al...2385Lopez William16311-020 ≣B90It (open)
71Escobar Forero Al...2466Rios Cristian Cam...23491-021 ≣B90It (open)09 Jan 2011
184Evans Larry M (USA)2470Mastichiadis Fotis1-023 ≣B90Olympiad
160Fernandez EnriqueO'Neill Paul23201-019 ≣B90Ch Europe (juniors)
111Fernandez Marino ...2167Montes De Oca Ale...22331-023 ≣B90Cup Samanel
46Filippov Anton (UZB)2475Amanov Mesgen (TKM)22500-124 ≣B90Ch Asia (juniors)22 Dec 2004
143Firman Nazar (UKR)2525Areshchenko Alexa...26641-018 ≣B90Bundesliga 2008/0930 Nov 2008
4Firman Nazar (UKR)2551Mamonova Yulia (UKR)20311-020 ≣B90Ch Ukraine (team)18 May 2010
89Fischvogt EFriedman Edward (...22731-019B90It (open) Midwest...