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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
365Rios Parra AlejandroStocek Jiri (CZE)25690-123 ≣B90It (open)
366Tsuboi Edson Kenj...2350Cunha Eduardo A (...22421-023 ≣B90Ch Brazil
376Li Chao (CHN)2508Nguyen Huynh Minh...23951-023 ≣B90It (open)29 Dec 2006
131JamiesonBezsilko Philippe...21911-023 ≣B90Tournament (juniors)
379Coldrick A2200Trapl Jindrich (CZE)23360-123 ≣B90Olympiad
211Goncharov Vladisl...2310Lukyanov Mikhail ...20440-123 ≣B90Cup Independence ...21 Aug 2004
390Gayson Peter (ENG)2189Sampson M1-023 ≣B90Ch Great Britain
399Ibrahimova Sabina...2108Ziaziulkina Nasta...22961-023 ≣B90Ch Europe (w)12 May 2011
402Nunn John D M (ENG)2580Gruenfeld Yehuda ...25151-023 ≣B90Olympiad (telechess)
409Noel Richard WBlocker Calvin (USA)23781-023 ≣B90It US open
410Formanek Edward W...2203Manetta John1-023 ≣B90It US open
411Fronczak Sebastia...1695Maciazek Michal1-023 ≣B90Ch Poland (junior...07 Mar 2007
412Neikirkh Oleg N (...2370Bobotsov Milko G ...24051-023 ≣B90It
264Madaschi Sergio (...1636Barritt Jordan1-023 ≣B90Tournament (weekend)25 Mar 2006
184Evans Larry M (USA)2470Mastichiadis Fotis1-023 ≣B90Olympiad
421Rojas Alarcon Jul...2187Grandelius Nils (...24640-123 ≣B90Ch World (juniors...26 Oct 2008
87Piat Jerome (FRA)2167Thomas Fabien (FRA)19881-023 ≣B90It (open)27 Oct 2009
94Hansen Gunnar Wes...2176Lysdahl Larsen K1-023 ≣B90It (open)
82Abayasekera Roger...2208Shimasaki Taiju1-023 ≣B90Olympiad (student...
78Durao Joaquim (POR)2127Battaglini Gabrie...23050-123 ≣B90It (open)28 Feb 2004
77Messa Roberto (ITA)2305Aleksic Nenad (MNE)20121-023 ≣B90It (open)
110Barendse Ted (NED)2205Lahaye Rick (NED)23300-123 ≣B90Ch Netherlands (o...
111Fernandez Marino ...2167Montes De Oca Ale...22331-023 ≣B90Cup Samanel
115Kindermann Stefan...2519Lau Ralf (GER)24601-023 ≣B90It (cat.9)
338Das Sayantan (IND)2218Gavi Siddayya (IND)20511-024 ≣B90It (open)15 Sep 2009
9Balaskas Nikolaos...2195Panopoulos N1-024B90Tournament
340Nunn John D M (ENG)2590Bouaziz Slim (TUN)23901-024 ≣B90?
86Grabarczyk Bogdan...2409Skalik Przemyslaw...23700-124 ≣B90Ch Poland
41Argyris Nick2140Parr David (ENG)20071-024 ≣B90It (open)
343Zervogiannis Alex...1771Ibrahimov Rasul (...25430-124 ≣B90It (open)12 Jul 2009
344Hardarson Robert ...2295King Daniel J (ENG)24350-124 ≣B90It (open)
74Torres Dominguez ...2136Otero Chaves Carl...19061-024 ≣B90It (open)06 Aug 2008
244Puig Pulido PedroLehmann Heinz G (...22850-124 ≣B90It
347Yurtaev Leonid (KGZ)2472Zaichik Gennadi (...24251-024 ≣B90Ch URS (young mas...
242Alarcia Astiz Car...2313Renteria Jorge (COL)23281-024 ≣B90Ch Spain (team) (...03 Dec 2011
350Stanciu Traian (ROM)2315Neamtu Serban-Con...22781-024 ≣B90?
351Ghizdavu Dumitru ...2415Tratatovici Moise...22651-024 ≣B90?
352Sax Gyula (HUN)2510Minic Dragoljub (...23551-024 ≣B90It
230Paredes Joao (POR)1993Moreira Carlos1-024 ≣B90It (open)
221Raftshol WMorris Ja0-124 ≣B90Ch State Michigan...
356Santo-Roman Marc ...2422Mogranzini Robert...21431-024 ≣B90Cup Mitropa
46Filippov Anton (UZB)2475Amanov Mesgen (TKM)22500-124 ≣B90Ch Asia (juniors)22 Dec 2004
47Schlange Stefan (...2226Galonska Joern (GER)22911-024 ≣B90It (open)
359Bakus Michel (FRA)2147Daillet Emmanuel ...22810-124 ≣B90It (open)
170Barroso Wildred (...2152Herrera Irisberto...24750-124 ≣B90Tournament
203Gardon Ermanno (ITA)2139Occhipinti Massim...19660-124 ≣B90It Accademia
85Mihevc Ivo (SLO)2214Justin Matjaz (SLO)23721-024 ≣B90Ch Slovenia (team)03 Dec 2004
169Donker GerardVerwoert Jef (NED)20210-124 ≣B90It (open)
93Aagaard Jacob (SCO)2240Bekker-Jensen Sim...24091-024 ≣B90Tournament
91Wahls Matthias (GER)2540Vera Reynaldo (CUB)25050-124 ≣B90Memorial J.Capabl...
369Mannion Stephen R...2365Stalker A1-024 ≣B90It (open) Glenrothes
370Kler Borko (SRB)2224Cvetkovic Nemanja...22461-024 ≣B90It (open)23 Jul 2007
371Kirsanova Darja (...Bortnikova Olga (...17941-024 ≣B90Ch Russia (junior...
172Durao Joaquim (POR)1914Littleton Michael...22751-024 ≣B90Zt
202Martorelli Antoni...2380Del-Monaco Andrea...23151-024 ≣B90Ch Italy (1/2 final)
387Lyly Seppo (FIN)1937Nordstrom Felix (...21811-024 ≣B90Cup Rilton
199Shchukin ArtemMjakonkikh Dmitry...21480-124 ≣B90Ch City (1/2 final)
127Suominen Antti TuTSArppi Heikki1-024 ≣B90Ch Finland (team)...
155Garcia Carlos (CUB)2167Hough Randall D (...21031-024 ≣B90It (open)29 May 2004
378Martidis Alkis (CYP)2188Al Jasani22001-024 ≣B90Olympiad
96Cubas Jose Fernan...2448Vargas Roberto Ca...18661-024 ≣B90It (open)06 Oct 2007
380Vlcek Stanislav (...2330Kralova Katarina ...18891-024 ≣B90Slovak League (2n...
348Livshits Gaby (ISR)2090Szvetits R0-124 ≣B90Ch Europe (junior...
134Nuenchert Eveline...2121Kluss Christel18351-024 ≣B90Ch DDR (w)
50Limbos PaulRoos Michel (FRA)21181-024 ≣B90It
386Davydov Andrey (RUS)2229Oleinik Alexander...20851-024 ≣B90Tournament (open)...
429Cyncore DauwynnHaessel Dale R (CAN)22500-124 ≣B90It (open)
389Semenova Elena (RUS)1889Butneva Larisa (RUS)18571-024 ≣B90Memorial E.Bykova...13 Dec 2009
98Novotny Jiri (CZE)1609Chmiel Pavel (CZE)22431-024 ≣B90Czech League 1995...
51Geirnaert Steven ...2364De Schampheleire ...21561-024 ≣B90It (open)17 Aug 2009
392Petrov Marijan (BUL)2490Sammalvuo Tapani ...24601-024 ≣B90Ch Sweden (team) ...
384Czarnetzki APhilippi E1-024 ≣B90It (open)
192Szabo Sandor (HUN)2060Demeter Vilmos (HUN)18620-124 ≣B90Ch Hungary (team)...
191Lemanczyk Thomas ...2248Rezasade Mohammad1-024 ≣B90Tournament
159Ree Hans (NED)2379Danner Georg (AUT)24081-024 ≣B90Ch Europe (junior...30 Dec 1965
397Decsey Katalin (HUN)2074Bekker-Jensen Ann...19861-024 ≣B90Ch Europe (junior...
187Van Cappellen Jon...1971Kies Tim16170-124 ≣B90It (open) (junior...11 Aug 2007
99KuspielBraune1-024 ≣B90corr.
57Short Nigel D (ENG)2660Gelfand Boris (ISR)26650-124 ≣B90Ch World (match) ...
58Resika Nathan A (...2182Blasko Istvan (HUN)23101-024 ≣B90It (cat.2)
70Wong Zi Jing (MAS)2329Ghader Pour Shaye...20171-024 ≣B90It (open)
403Georgiev Krum (BUL)2430Fakhiridou Ekater...22771-024 ≣B90It (open)01 May 2009
404Livshits Ron (CAN)2350Douthwaite Bryan ...21081-024 ≣B90It (open)
60Honfi Karoly (HUN)2365Dely Peter (HUN)23910-124 ≣B90Ch Hungary
407Himdan Maher (EGY)2260Jarraya Zied (TUN)21781-024 ≣B90It (open) Power O...05 Mar 2010
63Sax Gyula (HUN)2445Hradeczky Tamas (...22161-024 ≣B90Ch Hungary
132Janotta Patrick (...2140Constantin David ...20881-024 ≣B90Ch France (team) ...16 Nov 2003
102Dang Duy Linh (VIE)2128Nguyen Trung Hieu...18940-124 ≣B90Ch Vietnam (junio...23 Jul 2006
142Mrva Martin (SVK)2470Andre Wolfgang (GER)21971-024 ≣B90Bundesliga 1991/92
288David Alberto (LUX)2520Georgiev Kiril (MKD)26600-124 ≣B90It (open)
413Noradounghian Geo...Schmidt Wlodzimie...23700-124 ≣B90Olympiad
293Pejic Dragana (YUG)2092Benderac Ana (SRB)21300-124 ≣B90Ch Yugoslavia (te...
285Eissing Christoph1900Jachnowitsch Kris...1-024 ≣B90Ch Germany (juniors)
428Krieger Hermann (...2200Gelbmann Norbert ...22181-024 ≣B90It (open)
12Sonnberger Reinha...2216Arbakov Valentin ...24750-124 ≣B90Staatsliga (3rd) ...
281Vuurboom JeroenHotting Arend1-024 ≣B90corr.
13Reschun Sascha (AUT)2244Herbst Daniel (AUT)22061-024 ≣B90Staatsliga B East...
300Adnoy Hallvard V ...2310Urkedal Frode (NOR)23330-124 ≣B90It (open)22 Jun 2009
275Flores Alvarez Ro...Vestoel Aage (NOR)1-024 ≣B90Olympiad17 Sep 1956
73Abreu Aryam (CUB)2493Van Riemsdijk Her...23621-024 ≣B90Ch American Conti...