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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
315Friedel Joshua E ...2523Mo Kevin (USA)21731-021 ≣B90It (open)04 Apr 2012
346Tal Mikhail N (LAT)2520Saigin Vladimir1-018 ≣B90Match
288David Alberto (LUX)2520Georgiev Kiril (MKD)26600-124 ≣B90It (open)
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?
334Kindermann Stefan...2519Landenbergue Clau...24201-020 ≣B90Zt
194Ninov Nikolai (BUL)2518Marholev Dimitar ...23981-020 ≣B90Tournament03 Jan 2007
427Friedel Joshua E ...2518Nakamura Hikaru (...22040-123 ≣B90It (open)
38Gonzalez Yuri (CUB)2512Iglesias Jorge (ARG)23521-020 ≣B90It (open)08 Jul 2004
339Lau Ralf (GER)2510Seitz Michael (GER)22581-017 ≣B90It (open)
352Sax Gyula (HUN)2510Minic Dragoljub (...23551-024 ≣B90It
376Li Chao (CHN)2508Nguyen Huynh Minh...23951-023 ≣B90It (open)29 Dec 2006
316Anand Viswanathan...2505Schlierkamp Ferdi...21891-022 ≣B90It (open)
418Sokolov Andrei (FRA)2505Novikov Igor A (USA)24301-019 ≣B90Ch URS (young mas...
217Djuric Stefan (SRB)2500Powell Lloyd (WLS)21321-018 ≣B50Cup European Club
361Perez Candelario ...2496Ibarra Jerez Jose...24511-024 ≣B23Ch Spain (team) (...14 Sep 2006
35Tischbierek Raj (...2495Fink Markus1-021 ≣B90It (open)
73Abreu Aryam (CUB)2493Van Riemsdijk Her...23621-024 ≣B90Ch American Conti...
392Petrov Marijan (BUL)2490Sammalvuo Tapani ...24601-024 ≣B90Ch Sweden (team) ...
319Belkhodja Slim (TUN)2489Treiber Jean (FRA)17881-021 ≣B90It (open)
303Warakomski Tomasz...2488Nilsson Sebastian...23031-023 ≣B90It (open)18 Jul 2008
363Herrera Irisberto...2487Abreu Aryam (CUB)24271-023 ≣B90It (cat.8) (b)
280Panchanathan M2486Deepthamsh Reddy ...19971-024 ≣B90Ch Commonwealth03 Oct 2008
62Dely Peter (HUN)2480Horvath Gyula (HUN)23641-017 ≣B90Ch Hungary
245Kaplan Julio P (USA)2480Tatai Stefano (ITA)23671-024 ≣B90It
46Filippov Anton (UZB)2475Amanov Mesgen (TKM)22500-124 ≣B90Ch Asia (juniors)22 Dec 2004
167Ninov Nikolai (BUL)2473Mangone Pierre (FRA)20251-019 ≣B90It (open)29 Feb 2004
347Yurtaev Leonid (KGZ)2472Zaichik Gennadi (...24251-024 ≣B90Ch URS (young mas...
149Murdzia Piotr (POL)2470Paehtz Thomas Jr ...23181-019 ≣B90Oberliga East B 2...01 Apr 2006
142Mrva Martin (SVK)2470Andre Wolfgang (GER)21971-024 ≣B90Bundesliga 1991/92
184Evans Larry M (USA)2470Mastichiadis Fotis1-023 ≣B90Olympiad
287Shaked Tal (USA)2468De Firmian Nick E...25450-123 ≣B90It (open)
171Abreu Aryam (CUB)2467Zambrana Oswaldo ...24091-024 ≣B90Memorial J.Capabl...19 May 2005
119Al Sayed Mohamad ...2467Henni Mohamed (ALG)23421-021 ≣B90Ch Arabic Countries12 Sep 2005
71Escobar Forero Al...2466Rios Cristian Cam...23491-021 ≣B90It (open)09 Jan 2011
65Barczay Laszlo (HUN)2465Orso Miklos (HUN)23631-022 ≣B90Ch Hungary
32Van Der Wiel John...2465Stean Michael F (...25301-021 ≣B90It (cat.12)
232Djuric Stefan (SRB)2463Piccoli Vincenzo ...20091-023 ≣B90It (open)02 Nov 2007
408Beliavsky Alexand...2460Polugaevsky Lev A...26300-122 ≣B90?
212Stoica Valentin (...2457Eolian Levon S (ARM)24401-021 ≣B90It
67Czebe Attila (HUN)2455Vegh Endre (HUN)23401-022 ≣B90It (cat.8)
206Kiselev Gennady (...2453Jaeger Frode Bull...20651-018 ≣B90It (open)18 Sep 2004
96Cubas Jose Fernan...2448Vargas Roberto Ca...18661-024 ≣B90It (open)06 Oct 2007
63Sax Gyula (HUN)2445Hradeczky Tamas (...22161-024 ≣B90Ch Hungary
92Guliev Logman (AZE)2442Gago Padreny Igna...21571-021 ≣B90It (open)24 Aug 2007
37Georgiev Krum (BUL)2441Velchev Hristo (BUL)23191-024 ≣B53It (open)17 Dec 2010
406Belkhodja Slim (TUN)2440Bonnefoy R1-020 ≣B90It (open)
254Shirazi Kamran (FRA)2438Cappelletti Rober...18711-013 ≣B90It (open)
311Djuric Stefan (SRB)2437Castellano Alfons...19521-023 ≣B50It (open)27 Jun 2009
367Abreu Aryam (CUB)2436Gonzalez Bolivar ...22571-020 ≣A04It (cat.5)13 Feb 2004
330Rudolf Michal (POL)2434Jedlicka Ales (CZE)22891-024 ≣B90It (open)10 Jul 2005
434Baron Rodriguez J...2432Trigo Conde Isaac...22651-024 ≣B90It (open)
302Polgar Sofia (HUN)2430Neverov Valeriy (...25500-121 ≣B90It (active)
403Georgiev Krum (BUL)2430Fakhiridou Ekater...22771-024 ≣B90It (open)01 May 2009
147Gross David (GER)2425Meissner Bernd-Gu...23491-022 ≣B90Bundesliga (2nd) ...
356Santo-Roman Marc ...2422Mogranzini Robert...21431-024 ≣B90Cup Mitropa
162Kuijf Marinus (NED)2420Roschlau B1-023 ≣B20It (open)
291Ghizdavu Dumitru ...2420Choong Liong On22001-023 ≣B90Olympiad
270Losev Dmitry (RUS)2420Odeev Handszar (TKM)23701-012 ≣B90Memorial Goldberg
309Semeniuk Alexande...2417Loskutov Oleg (RUS)24391-022 ≣B90Ch URS (club) (1 ...
163Velikov Petar (BUL)2417Sax Gyula (HUN)24000-118 ≣B90Ch Europe (junior...
66Polgar Sofia (HUN)2415Sleisz Tamas (HUN)22361-021 ≣B90Cup Donau (open)
161Ghizdavu Dumitru ...2415Payrhuber Klaus1-019 ≣B90Ch Europe (juniors)
351Ghizdavu Dumitru ...2415Tratatovici Moise...22651-024 ≣B90?
218Prasad Devaki V (...2415Lim Eugene1-021 ≣B90It (open)
86Grabarczyk Bogdan...2409Skalik Przemyslaw...23700-124 ≣B90Ch Poland
27Klundt Klaus (GER)2407Hracek Zbynek (CZE)26290-124 ≣B90It (open)
225Solleveld Maarten...2404Vink Nico (NED)22711-019 ≣B90Ch Netherlands (j...
401Maus Soenke (GER)2403Gradstein Mark (ISR)22501-020 ≣B90?
261Kapengut Albert Z...2402Dementiev Oleg (ARM)0-124 ≣B90Memorial A.Sokolsky
6Butunoi Alexandru...2400Bach Adrian-Kalma...22741-019 ≣B90Cup Muresul (cat.8)24 May 2006
214Vratonjic Slobo (...2396Arsovic Goran (SRB)23850-115 ≣B90Ch Yugoslavia (open)
301Gonzalez Menendez...2396Montes Gutierrez ...21421-023 ≣B90It (open)25 Jul 2007
433Matulovic Milan (...2394Djantar Djordje (...22401-022 ≣B90Ch Yugoslavia
40Dely Peter (HUN)2391Palmiotto Fiorent...21041-019 ≣B90It
56Ansell Simon (ENG)2390Collier David (ENG)22351-018 ≣B90It (open)
83Pablo Marin Aleja...2390Colls Gelaberto E...21841-021 ≣B90It (open)
16Sandor Christian ...2385Thallinger Harald...22801-020 ≣B90Staatsliga B East...
331Gross David (CZE)2385Pakosta Stanislav...22491-024 ≣B90Ch Czech Chess Un...
247Escobar Forero Al...2385Lopez William16311-020 ≣B90It (open)
422Beckemeier Werner...2384Weber1-015 ≣B90Ch BRD (juniors) ...
321Guliev Logman (AZE)2383Cyborowski Lukasz...25140-120 ≣B90It (open)
237Poliakov Vladimir...2381Bedia Melor (RUS)24800-121 ≣B53It (cat.6)16 Dec 2010
202Martorelli Antoni...2380Del-Monaco Andrea...23151-024 ≣B90Ch Italy (1/2 final)
159Ree Hans (NED)2379Danner Georg (AUT)24081-024 ≣B90Ch Europe (junior...30 Dec 1965
398Maki Veijo (FIN)2376Lampen Timo (FIN)23081-020 ≣B90It
195Cubas Jose Fernan...2376Guevara Ernesto1-021 ≣B90It (open) Pre-Amazon
395Martin Benjamin (...2375Belin Igor (AUS)23351-022 ≣B90It (sheveningen)
76Martin Benjamin (...2375Piscopo S (AUS)21421-022 ≣B90Cup Doeberl
374Martin Benjamin (...2375Britton Richard (...23301-014 ≣B90It (cat.4)
266Losev Dmitry (RUS)2375Dubinsky Roman (RUS)22101-017 ≣B90Ch Moscow (open)
272Losev Dmitry (RUS)2375Rashkovsky Nukhim...25300-119 ≣B90Memorial A.Alekhi...
436Kupper Josef (SUI)2374Olafsson Fridrik ...24341-020 ≣B90It
233Schmidt Wlodzimie...2370Matkowski Wiktor1-021 ≣B90Ch Poland
262Kerek Krisztian (...2370Pasztor Ferenc (HUN)22651-022 ≣B90It (open) Avas
412Neikirkh Oleg N (...2370Bobotsov Milko G ...24051-023 ≣B90It
113Popovych Orest (USA)2370Andre Wolfgang (GER)21971-021 ≣B90It
11Lang Torsten (GER)2368Dinstuhl Volkmar ...24080-114 ≣B90Ch Germany (juniors)
416Della Morte Germa...2366Axarlian Carlos (...21260-120 ≣B90Ch Argentina (team)09 Aug 2008