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Sicilian, Najdorf, 7...Be7 Main line 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0

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
354Ebenhoech Daniel ...2052Hartl Rainer (GER)20921-021 ≣A04Bayern Landesliga...04 Feb 2007
321Tipu Vincent (CAN)2195Saint-Amand Paul ...21251-024 ≣B21Ch Canada20 Aug 2004
356Gutierrez Jose A ...2271Perez Cesar Camilo1-024 ≣B23Tournament (open)18 Mar 2007
143Righi Egio (SMR)2097O'Neill Paul22350-120 ≣B23Olympiad
457Biryukov Dmitriy ...2361Kvitka Roman (RUS)20061-022 ≣B28Cup Summer (open)07 Jul 2011
282Mueller Matthias ...1995Jirovsky Petr (CZE)24231-021 ≣B28Bundesliga (2nd) ...
412Farkas Gabor (SVK)2265Bakalar Jan (SVK)21201-021 ≣B28It (open)22 Nov 2009
418Guijarro Galan Jo...2222Alonso Rosell Alv...24850-123 ≣B29It (open)29 Mar 2010
185Karabalis Harilos...2264Ezzidin Samer1-020 ≣B29Hessenliga 1993/94
235Zhnidershic Sanja...Adondakis Hristin...20150-117 ≣B40Ch Europe (junior...
238Ascic Pero (CRO)2335Ryznar Vladimir (...21061-021 ≣B40It (open)
435Bargel Martin (CZE)2179Capak Stefan (SVK)20161-023 ≣B40It (open) \09 Oct 2010
338Massoni Michael (...2055Campana Marc-Anto...17911-024B50It (open)
35Aparicio Anibal (...2241Szmetan Jorge (ARG)23900-121 ≣B50Ch Argentina
270Dejmek Mark W (USA)2061Suarez Andres1-024 ≣B50Memorial J C Thom...
230Grischuk Alexande...2335Kokorev Dmitry (RUS)1-023B53Cup G.Kasparov
475Hans Lysander (BEL)1776De Herdt Yasseen ...20111-023 ≣B53Ch Belgium (junio...11 Apr 2012
374Tukhaev Adam (UKR)2517Mista Aleksander ...25431-023 ≣B53Ch Europe (active)15 Dec 2007
347Lukasiewicz Anna ...2140Czuchnicki Adam (...21351-024 ≣B53It (open) (b)29 Aug 2006
97Gonzalez Mata Jes...2289Ostermeyer Peter ...24700-116 ≣B53Olympiad
365Cuenca Jimenez Jo...2451Ibarra Jerez Jose...24841-022 ≣B53Ch Spain (team) (...23 Aug 2007
301Beltz Carmen (GER)1964Wiegandt Stefanie1-024 ≣B80Ch Sachsen (junio...
229Licina Anita (SLO)2160Stevanec Lea (SLO)20451-022 ≣B80Ch Slovenia (w)
296Computer \Computer \0-124 ≣B90Tournament (compu...
197Wirschell Taco (NED)2320De Boer Gert-Jan ...24250-123 ≣B90Memorial J.Donner...
253Moscoso Sanchez F...2199Bastidas Rodrigue...22450-122 ≣B90It (open)
209Petrovic Petar (SRB)2260Vlasak Reinhard (...20950-124 ≣B90It (open)
385Maahs Erich (GER)2151Duenzel Jonas (GER)20061-024 ≣B90It (open) \21 Oct 2008
470Borkin Alexey (RUS)Vlasov Vladimir (...1-020 ≣B90Memorial P.Dubini...
140Medina Jose (ESP)2062Almagro S1-024 ≣B90It (open)
165Bikady Claude (BEL)1974Djuric D1-016 ≣B90It (open)
306Ter Sahakyan Samv...2125Belous Vladimir (...21461-024 ≣B90Ch Europe (junior...
167Matousek Michal (...2270Majzlan Igor (SVK)21741-017 ≣B90It (open) \
364Gavilan Diaz Mari...2281Casanellas Ruano ...21260-121 ≣B90It (open)12 Aug 2007
246Jens Jelmer (NED)2382Azadmanesh Moosa ...21501-015 ≣B90Ch Netherlands (j...
176Felden DRoellig Florian (...20800-124 ≣B90Ch Germany (junio...
242Oudejans Martin (...1855Termeulen Albert ...22450-124 ≣B90It (open)
6Kupka Slavoj (CZE)2169Kozma Julius (CSR)23801-016 ≣B90Ch Czechoslovakia
335Murawski Wieslaw ...2032Bachan Daniel (POL)21331-023 ≣B90It (open)13 Nov 2005
370Colls Bosch Emili...1994Alonso Rosell Alv...23430-122 ≣B90Ch Gironh18 Nov 2007
260Fijlstra BobbyAarts Maikel1-023 ≣B90It (open) (juniors)
148Hoehne Volkmar (GER)1989Janoschka Arnd (GER)23381-024 ≣B90Ch Hessen (qual)
27Radulov Ivan (BUL)2490Al Jasani22001-024 ≣B90Olympiad
439Villafane Gomez J...Ospina Jhonny (COL)20021-024 ≣B90It (open)05 Dec 2010
207Computer \Computer \1-022 ≣B90Ch World (computers)
400Geffert Michal (CZE)1977Tretina Zdenek (CZE)18281-024 ≣B90It (open)08 Jul 2009
452Legenstein Robert...2043Eder Matthias (AUT)20601-023 ≣B90It (open)27 Apr 2011
403Demianowicz Macie...1959Szymanowski Mateu...16001-020 ≣B90It (open) (b)19 Jul 2009
303Napoli Ferdinando...1740Cardani Roberto (...19500-121 ≣B90It (open)08 Jun 2002
417Solek Zenon (POL)1851Kuciel Wladyslaw ...20760-122B90It (open)21 Mar 2010
388Wang Hao (CHN)2696Dao Thien Hai (VIE)25100-120 ≣B90Olympiad21 Nov 2008
12SemashevZhuravliov Valeri...23910-122 ≣B90Zt (play-off)
49Buratti Marco (ITA)1994Zaniratti Ivano0-124 ≣B90corr.
74ElkindRodriguez Amador ...24411-020 ≣B90Ch USA (juniors)
99Reinert Mads (DEN)2260Schandorff Lars (...22751-021 ≣B90Tournament (2)
71Ceschia Ivano (ITA)2316Mrdja Milan (CRO)24021-024 ≣B90?
60Hernly TLevitin B1-021 ≣B90It \
17Cappello Renato (...2410Scheichel Herbert...23201-024 ≣B90Ch Europe (junior...
422Voelker Christian2020Werner Daniel (GER)21611-024 ≣B90Verbandsliga Muen...08 May 2010
34Trois Francisco R...2275Fraile1-016 ≣B90It (open)
54Laurencena AlbertoErdeljan Miroslav1-023 ≣B90corr.
1Paoli Enrico (ITA)2300Tolush Alexander ...0-123 ≣B90
276Benderac Srdjan (...2351Batricevic Sasa (...22261-024 ≣B90Ch Montenegro (ca...
396Chase Christopher...2294Kitagami Show (USA)20571-022 ≣B90It (open) \24 May 2009
232Tsuboi Edson Kenj...2345Carricondo Pedro C0-123 ≣B90It (open) \
116Hohm K (GER)Busch Klaus (GER)19321-021 ≣B90?
181De-Palma Fabrizio...2071Isonzo David (ITA)23880-123 ≣B90Ch Italy (juniors)
288Marotta MartinPereira Celso Carlos1-022 ≣B90Ch Uruguay (team)
456Fonseca Carlos Ar...2059Dominguez Ramiro ...21881-024 ≣B90Ch Colombia (1/2 ...26 Jun 2011
164Brustman Agnieszk...2344Belamaric Tanja (...21031-022 ≣B90Ch Europe (team)
352Frigieri Fabrizio...2088Cardani Roberto (...19031-024 ≣B90Memorial Crespi (...09 Dec 2006
15Nunn John D M (ENG)2602Stean Michael F (...25000-123 ≣B90Cup URS
14Bengtsson Bo (SWE)2300Pountzas Hrisanth...21291-015 ≣B90Ch World (team) (...17 Aug 1969
467Diaz Narvaez Adri...1964Galvis Carlos Alb...20081-012 ≣B90Tournament (team)05 Nov 2011
16Minic Dragoljub (...2355Tomic Dragoslav (...21251-023 ≣B90It
18Walther ErnstVoigt Martin (GER)23641-020 ≣B90Europe Tournament...
19Levchenkov Vitaly...2260Gutkin Boris (ISR)22771-023 ≣B90?
20Smith Derek (IRL)2125Lightfoot Michael J0-124 ≣B90It (open)
21Potzsch AlbinHajek Jan (CZE)22261-024 ≣B90World Tournament ...
22Johansson Claes-ErikWestin Bertil (SWE)19961-023 ≣B90?
23Fabbri Mario (ITA)2180Baldocchi I1-023 ≣B90corr.
24Tarjan James E (USA)2405Sax Gyula (HUN)24451-018 ≣B90Cup URS
25Oechslein Rainer ...2259Colditz Albrecht1-022B90Tournament
26Magnusson Olafur ...2183Gavey HL22001-024 ≣B90Olympiad
13Hase Ricardo2280Storti Luis (ARG)21621-022 ≣B90Ch Argentina
28Rantanen Yrjo A (...2400Denman Brian (SCO)22301-020 ≣B90Olympiad
29Beliavsky Alexand...2420Trifunov Momir (YUG)23001-022 ≣B90It
30Badenes AnselmoDa Silva SC1-017 ≣B90corr.
31JohnstonKirkland1-024 ≣B90Ch Great Britain ...
32Vahtera AnttiPuustinen Teuvo1-023 ≣B90?
33Pioch Zygmunt (POL)2123Pytel Krzysztof (...23900-123 ≣B90Ch Poland
36Vitolins Alvis (LAT)2435Zilber Israel (USA)24001-020 ≣B90?
37Matera Salvatore ...2425Sandrin Albert1-024 ≣B90It \
38Dieta CarlosCarvalho Joao1-021 ≣B90corr.
39Kopp Bernd Dr (GER)2265Grafe M1-019 ≣B90corr.
40Averby RuneKaliwoda Kurt1-023 ≣B90Europe Tournament...
41Harjunpaa VeikkoPueno Pedro1-021 ≣B90?
42Patelli Alessandr...2169Venturi1-023 ≣B90corr.
43Piccirillo LVoltolini Luigi (...1-023 ≣B90corr.
11Mikkola ErkkiPlosila Aaro1-023 ≣B90?