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Sicilian, Najdorf, 7...Qb6 including Poisoned Pawn Variation 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6

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
498Cardin GuillaumePneumonidis Pante...20840-120 ≣B90It (open)
863Carlomagno Vincen...1836Violi Vincenzo (ITA)17831-025 ≣B90It (open) (b)03 Sep 2010
583Carlsen Magnus (NOR)2581Popov Valerij (RUS)25831-026 ≣B90It (cat.9)
813Carnic Dejan (SRB)2109Sarenac David (SRB)22271-025 ≣B90Ch Belgrade (team...06 Oct 2009
547Carrasco Patrick ...2142Bruned Yvain (ESP)21300-121 ≣B90It (open)
361Carrera AndresOrdaz Alejandro0-125 ≣B90Memorial C.Torre
887Casallas Abril Da...1990Giron Yorman Omar...18761-020B90It (open)16 Apr 2011
455Cassar Horace (MLT)1945Cardoso Contreras...0-121 ≣B90?
672Castellanos Renie...2471Martinez Lozano M...22031-024 ≣B90It (open)07 Apr 2007
429Cela Altin (ALB)2475Zannias Spyridon ...18681-023 ≣B90It (open) \
318Cela Altin (ALB)2485Delchev Aleksande...24051-021 ≣B90Ch World (juniors...
427Celis Gustavo (ARG)2390Juarez Carlos Ele...22301-027 ≣B90It (open)
707Cemhan Kardelen (...1888Osmanodja Filiz (...20710-124 ≣B90Ch World (juniors...28 Nov 2007
401Chavez Jorge (VEN)Pereira Da Cunha Gab1-022 ≣B90corr.
623Chen YidiDanelia Mariam (GEO)19820-127 ≣B90Ch World (juniors...25 Jul 2005
624Chen YidiCori T Deysi (PER)20071-025 ≣B90Ch World (juniors...29 Jul 2005
655Chirila Ioan Cris...2308Baratosi Daniel (...23191-026 ≣B90Ch Romania (team)12 Nov 2006
592Choisy Mathilde (...2051Heinz Timothee (FRA)21980-117 ≣B23Ch France (team) ...01 May 2004
565Christensen Henri...2126Busk Casper (DEN)21071-020 ≣B90It (open) \
293Chudinovskikh Ale...2360Alexikov Alexande...23691-023 ≣B90Ch URS (club)
229Cigan Stefan (SLO)2280Ribli Zoltan (HUN)26050-122 ≣B90It
819Cizinsky Petr2062Kosek Marek19651-021 ≣B90Czech League 2009...13 Dec 2009
872Cizinsky Petr (CZE)2148Trhal Tomas (CZE)20351-021 ≣B90Czech League 2010...07 Nov 2010
419Clerides Paraskev...2210Savva Panikos (CYP)20671-027 ≣B90Ch Cyprus
353Clerides ParisKasoulides Charis1-024 ≣B90Ch Cyprus
227Colias Billy (USA)2200Nunn John D M (ENG)26000-125 ≣B90It (open) \
730Computer \Computer \0-122 ≣B90It (computers)
878Computer \Computer \1-024 ≣B90It (computers)28 Nov 2010
313Computer \Hoving Michael (NED)21961-028 ≣B90It \
420Constantinides An...Savva Panikos (CYP)20670-126 ≣B90Ch Cyprus
922Contreras Henry (...2252Galvis Carlos Alb...19791-026 ≣B90Tournament (qual)...26 Apr 2012
319Cooke Eric (USA)2148McDonald James (ENG)20150-127 ≣B90It (open)
682Corrales Fidel (CUB)2513Aranda Flores Jor...21051-025 ≣B90It (open)
727Coste Thierry (FRA)2171Bruned Vianney (ESP)18811-024 ≣B23It (open)23 Apr 2008
30Cosulich Roberto ...2425Vujovic Milorad (...22771-020 ≣B90It
599Crespo Raimundo F...2163Gomez Enguita Fra...19971-017 ≣B90It (open)
157Cuijpers Frans An...2435Strzelecki Krzysz...23450-122 ≣B53Ch Europe (juniors)
747Curely Etienne (FRA)1751Mondon Fabrice (FRA)19980-114 ≣B90It (open)29 Jul 2008
351Curtacci Sergio (...2034Mantyla Risto1-027 ≣B90World Tournament ...
9Cvetkovic Srdjan ...2406Kovac Boris (SLO)23201-028 ≣B90Tournament
94Czada MWeber V1-018 ≣B90corr.
625Czakon Jakub (POL)2477Jakubiec Artur (POL)25291-024 ≣B90It (open)
410Dahlhaus Friedhel...2100Mazurkiewicz Kazi...20961-023 ≣B90Ch Region (seniors)
95Dahlhaus Friedhel...2100Maier Thomas1-017 ≣B90corr.
14Dahl KimmoBurehall Arne1-027 ≣B90Ch Sweden
597Damia Angelo (ITA)2118Mazzilli Piero (ITA)23120-125 ≣B90It (open)11 Jul 2004
406Damjanovic Mato (...2330Stohl Igor (SVK)25251-027 ≣B90Ch Croatia (team)...
907Dancs Zsolt (HUN)2156Henrichsen Jens (...18981-023 ≣B90Tournament (Elo) (a)02 Oct 2011
886Danin Alexandre (...2545Kalugin Sergei (RUS)24571-024 ≣B90Cup Rector (cat.7)14 Mar 2011
883Danin Alexandre (...2545Zilka Stepan (CZE)25171-025 ≣B90It (open)11 Jan 2011
642Danin Alexandre (...2439Zhigalko Andrey (...25321-023 ≣B90It (open) \13 Jul 2006
702Darazs Zoltan (HUN)2256Lantos Attila (HUN)20041-014 ≣B90Tournament (Elo) (a)04 Nov 2007
438Darazs Zoltan (HUN)2127Manafov Ilkin (AZE)21271-028 ≣B90It (open) \
762De Dovitiis Alejo...2347Maucci Marcelo (ARG)19591-026 ≣B90It \10 Oct 2008
138De Firmian Nick E...2516Patterson Nichola...23451-023 ≣B90It (open) \
780Degtiarev Viktor ...1891Semenkov Alexande...21570-122 ≣B90Tournament (open)07 May 2009
404De La Fuente Maya...2212Paunovic Tomislav...24050-122 ≣B90It (open) \
838Della Morte Germa...2361Gattas Allan (BRA)22341-015 ≣B90Memorial Ronald C...02 Jun 2010
190Delport WSpies1-021 ≣B90corr.
793Dessenne Francois...2044Ouadi Ali (FRA)18981-018 ≣B90It (open)22 Jul 2009
464Diaz Caramazana J...1907Abed Rabou (JOR)21340-126 ≣B90Ch Asturias (team...
499Diepeveen Vincent...2254Bosch Jeroen (NED)24050-127 ≣B90Ch Netherlands (t...
563Dimitrijevic Alek...2289Kalata Peter (SVK)22410-126 ≣B90Ch Europe (junior...
850Dimopoulos Nikola...1965Zagrebelny Sergey...24810-118 ≣B53It (open) \15 Jul 2010
518D'Innocente Stefa...2207Isonzo David (ITA)23430-128 ≣B90It (open)
357Djonev Svetozar (...2182Khenkin Igor (GER)25700-123 ≣B90It (open)
70Djukic Zeljko (SRB)2399Marjanovic Slavol...24681-028 ≣B90?
505Dlauchy Peter (HUN)2016Molnar Marton (HUN)19921-023 ≣B90It (open)
720Dmitriev Andrey (...1857Osmolny Vladimir21910-127 ≣B29Ch Karelia09 Mar 2008
825Dobrowolski Piotr...2399Matuszewski Micha...23611-015 ≣B90It (open)11 Feb 2010
744Dobrowolski Piotr...2421Panocki Adrian (POL)23811-027 ≣B90It (open)23 Jul 2008
896Docx Stefan (BEL)2328Versporten Wim (BEL)20681-019 ≣B90It \17 Jul 2011
80Dodson PeterOwen1-020 ≣B90corr.
881Dominiczak Adrian...1708Wilczynski Adam (...17260-120 ≣B90Tournament (Elo) \07 Dec 2010
888Donko Matyas (HUN)2073Xu Fei (CHN)20001-027 ≣B90It \17 Apr 2011
604Draz Andrey (RUS)Korolev Dmitry (RUS)16640-127 ≣B90Ch Central Region...09 Nov 2004
456Drei Andrea (ITA)2340Krupkova Petra (CZE)23150-123 ≣B90It (open)
326DrekonyaBernhaupt E1-023 ≣B90Staatsliga B
698Dudzik Leszek (POL)1998Suchocki Tomasz (...19571-025 ≣B90Liga Mazowiecka 2...14 Oct 2007
705Durarbeyli Vasif ...2461Mustafaev Jamshid...22751-026 ≣B50Ch World (juniors...20 Nov 2007
653Durarbeyli Vasif ...2243Ivekovic Zvonimir...20881-026 ≣B90Ch World (juniors...21 Oct 2006
402Dusper Hrvoje (CRO)2230Zemerov Vladimir ...24200-126 ≣B90Cup Tenkes (open)
324Dybner GoranOdom Don0-117 ≣B40Ch Sweden (corr.)
359Dynna MBegoray Dave0-128 ≣B90It (open)
487Dzjuba Vsevolod (...2279Vaulin Alexander ...25520-121 ≣B90It (open)
569Edwards MartinGrant Alan (SCO)22060-128 ≣B90It (open)
759Efroimski Marsel ...2052Unapkoshvili Nani...19161-028 ≣B90Ch Europe (junior...23 Sep 2008
910Eggink Mateusz (POL)2002Kesy Maciej15831-022 ≣B90Tournament (open)
753Egitov Alexey (RUS)2025Parkhomenko Alexa...19440-121 ≣B90Tournament (open) \05 Aug 2008
92Ekblom PE (FIN)Sauso Arno0-123 ≣B90corr.
364Eliasson BengtPersson Conny0-125 ≣B90Ch Sweden (corr.)
829Eliens ArnoMurphy Oissine1-020 ≣B90It (open)21 Mar 2010
618El Taher Fouad (EGY)2482Molina Tony (PHI)22341-027 ≣B90It (open)08 Apr 2005
273EngelWuensch1-025 ≣B90corr.
172Ernst Thomas (SWE)2401Fedder Steen (DEN)23800-128 ≣B90It (open)
223Ernst Thomas (SWE)2450Hjartarson Johann...25051-026 ≣B90Zt
121Ertl Rolf2110Hallier Karl Hein...1-020 ≣B90corr.
189Essegern KurtAdam Stefan17000-124 ≣B90Ch DDR (corr.)
395Estevez Jacome Jo...2009David Roiz0-116 ≣B90Ch Asturias (team...
340Fairclough Neil (...2210Bouaziz Slim (TUN)23380-125 ≣B90Olympiad