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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
322PetraruPopescu1-023 ≣B90Ch Romania (corr.)
221Goldberg Alexande...2365Polovodin Igor A ...24471-028 ≣B90?
777Vlasak Lukas (CZE)2177Poloch Petr (CZE)22740-124 ≣B90Cup KFP (cat.3)12 Apr 2009
789Hruska Vladimir (...1985Pokorny Petr (CZE)22180-118 ≣B90It (open)29 Jun 2009
851Keuneke Hanno (GER)1737Poghosyan Tigran ...17581-018 ≣B90It \15 Jul 2010
920Geske Julian (GER)2383Poetsch Hagen (GER)24080-122 ≣B90Ch Hessen (masters)05 Apr 2012
203Ponisch EPodzielny Karl-He...24051-025 ≣B90Europe Tournament...
498Cardin GuillaumePneumonidis Pante...20840-120 ≣B90It (open)
90Tal Mikhail N (LAT)2660Platonov Igor V (...25001-023 ≣B90It
573Petrossian Armen ...2329Piquemal Christia...20541-025 ≣B90It (open)
159Murey Jacob (ISR)2429Pinter Jozsef (HUN)25350-126 ≣B90Olympiad
581Terletsky Oleg (UKR)2176Pilipenko Andrey ...22390-127 ≣B90Ch Ukraine (junio...03 Dec 2003
711Kleijn Christov (...2210Pijpers Arthur (NED)20001-024 ≣B50It (open)23 Dec 2007
181Hodjko Vjaceslav ...2319Pigusov Evgeny (RUS)24301-025 ≣B90?
316Holmsten Aleksei ...2350Pigusov Evgeny (RUS)25550-127 ≣B90It (open) \
631Beneteau Hubert (...2104Pham Minh Hoang (...24660-121 ≣B90It \12 Nov 2005
364Eliasson BengtPersson Conny0-125 ≣B90Ch Sweden (corr.)
365Persson Borje (SWE)1947Persson Conny0-128 ≣B90Ch Sweden (corr.)
338Mendoza V Oscar EPerez S Juan Fran...0-120 ≣B90Tournament (qual)
585Martin Perez Javi...2232Pereira Figueroa ...20971-021 ≣B90It (open)18 Feb 2004
401Chavez Jorge (VEN)Pereira Da Cunha Gab1-022 ≣B90corr.
531Felipe Marcos A (...Pena Dieguez Manu...20840-121 ≣B90Ch Spain (juniors...
391Perez Pastora Eva...2180Pazo R0-115 ≣B90Tournament
118Biriescu Ioan (ROM)2297Pavlov1-026 ≣B90Ch Romania
435Vouldis Angelos (...2430Paunovic Tomislav...23651-023 ≣B90It (open)
404De La Fuente Maya...2212Paunovic Tomislav...24050-122 ≣B90It (open) \
270Olbrisch Manfred ...2063Paulus H1-025 ≣B90corr.
894Papakonstantinou ...1809Pauloy Dimitrios-...17321-018 ≣B90Ch Greece (junior...25 Jun 2011
717Meurs Tom (NED)2110Paulet Iosefina (...23070-127 ≣B90It (open)16 Feb 2008
521Zenklusen Rico (SUI)2240Patuzzo Fabricio ...23181-022 ≣B90Ch Switzerland (t...
138De Firmian Nick E...2516Patterson Nichola...23451-023 ≣B90It (open) \
640Scharf Leopold1620Paseka Christian ...17521-019 ≣B90It (open) (b)27 May 2006
639Lee Marvin (USA)1919Parsons M19461-022 ≣B90It (open)27 May 2006
753Egitov Alexey (RUS)2025Parkhomenko Alexa...19440-121 ≣B90Tournament (open) \05 Aug 2008
336Pirarev WParedes Prat Jose...20730-122 ≣B90Olympiad (corr.)
496Sanchez Raul (CUB)2161Paramos Dominguez...24390-127 ≣B90It (open)
772Maze Sebastien (FRA)2546Papadopoulos I (GRE)24441-020 ≣B90Ch Europe14 Mar 2009
744Dobrowolski Piotr...2421Panocki Adrian (POL)23811-027 ≣B90It (open)23 Jul 2008
19Reinhardt Enrique...Panno Oscar (ARG)24381-027 ≣B90Ch Club Argentino
737Smith Bryan G (USA)2406Panjwani Raja (CAN)23651-022 ≣B23It \05 Jul 2008
892Angulo Pimienta A...Panesso Henry (COL)23240-126 ≣B53Cup Edgardo de la...16 Jun 2011
770Alsina Leal Danie...2529Panelo Marcelo (ARG)24251-028 ≣B90It (cat.9)20 Feb 2009
64Janosevic Dragolj...2330Palmiotto Fiorent...21041-023 ≣B90It
27Tringov Georgi P ...2379Palmason Gudmundu...22701-023 ≣B90Olympiad
330Valinis GPalatnik Semon (USA)24480-122 ≣B29It (sheveningen)
862Krivoborodov Egor...2499Palac Mladen (CRO)25611-018 ≣B90It (open)28 Aug 2010
346Rinaldi CarlosPajares Bernabe1-025 ≣B90corr.
39Willberg Stig-OlofPahta Pentti1-018 ≣B90?
669Istrati Iulia (ROM)Padurariu Smaranda0-127 ≣B90Ch Romania (junio...18 Mar 2007
80Dodson PeterOwen1-020 ≣B90corr.
929Salles Louis (FRA)2147Ouadi Ali (FRA)18821-028B90It (open)24 Jul 2012
793Dessenne Francois...2044Ouadi Ali (FRA)18981-018 ≣B90It (open)22 Jul 2009
266Namyslo Holger (GER)2228Ott Frank (GER)23130-125 ≣B90Ch Baden-Wuerttem...
566Butterworth AndrewOswald Graeme (ENG)21470-126 ≣B90It (open)
739Grota Mateusz (POL)1798Ostrowska Marta (...16641-024 ≣B90It (open) (b)09 Jul 2008
559Silveira Sergio R...2083Osorio Jose Eusta...20491-028 ≣B90Tournament (final)07 Dec 2002
720Dmitriev Andrey (...1857Osmolny Vladimir21910-127 ≣B29Ch Karelia09 Mar 2008
707Cemhan Kardelen (...1888Osmanodja Filiz (...20710-124 ≣B90Ch World (juniors...28 Nov 2007
361Carrera AndresOrdaz Alejandro0-125 ≣B90Memorial C.Torre
745Van Opheusden Bas...2156Ootes Lars (NED)22101-022 ≣B90Ch Netherlands (o...25 Jul 2008
594Strejcek StanislavOlsar Zdenek (CZE)21210-127 ≣B90It (open)21 May 2004
403Pyhala Antti (FIN)2345Oll Lembit (EST)26300-126 ≣B53It (open)
905Perez Gormaz Matias2188Olivares Olivares...22031-025 ≣B90Tournament (open)14 Sep 2011
824Tishin Petr (RUS)2400Olejnik A22781-024 ≣B90It (cat.7)
710Ratushny Vladimir...2281Olejarczyk Bogdan...22031-028 ≣B90It (open) (under ...07 Dec 2007
782Szefer Michal (POL)2036Olejarczyk Bogdan...21591-026 ≣B90Tournament (Elo) \20 May 2009
117Timman Jan H (NED)2550Olafsson Helgi (ISL)22701-025 ≣B90It (cat.8)
409Hector Jonny (SWE)2510Olafsson Helgi (ISL)22700-124 ≣B90Zt
41Westerinen Heikki...2340O'kelly De Galway...24601-028 ≣B90Memorial J.Capabl...
40Wade Robert G (ENG)2148O'kelly De Galway...24600-126 ≣B90It
324Dybner GoranOdom Don0-117 ≣B40Ch Sweden (corr.)
903Musialkiewicz Jan...2150Obrusnik Michal (...22551-024 ≣B90It (open) \27 Aug 2011
914Mihajlov Svetosla...2101Nwachukwu Chino (...19711-027 ≣B90It (open) \02 Feb 2012
227Colias Billy (USA)2200Nunn John D M (ENG)26000-125 ≣B90It (open) \
146Martin Andrew D (...2399Nunn John D M (ENG)25000-121 ≣B90?
469Vuckovic Bojan (SRB)2433Novikov Igor A (USA)26141-027 ≣B90It (open)
294Obad ANovikov Igor A (USA)25000-125 ≣B90?
861Leysa Ferdinand (...1991Nolte Rolando (PHI)24250-121 ≣B90Cup Prospero A Pi...26 Aug 2010
709Sukandar Irine Kh...2275Nolte Rolando (PHI)24020-124 ≣B90Cup Pichay (open)06 Dec 2007
93Knight Timothy2200Nixon Rodney (ENG)20110-127 ≣B90Ch Europe (juniors)
11Kolpakov MikhailNikitin Aleksande...24301-027 ≣B90Ch URS (team)
185Berg Svein (NOR)2290Niemynski Z1-019 ≣B90Europe Tournament...
153Rozinov BANiemynski Z1-028 ≣B90Europe Tournament...
817Garofalo Simone (...1986Nicosia Federico ...18451-018 ≣B90Tournament (weekend)06 Dec 2009
606Le Thi Phuong Lie...2249Nguyen Thi Thanh ...23451-024 ≣B90Ch Vietnam (w)30 Nov 2004
405Zakharov Valentin...2424Nevostrujev Vladi...24100-126 ≣B90It (open)
381Krahe Frank Dr (GER)2178Neville M0-124 ≣B90Cup Armstrong
192Leisebein PeterNeubauer Ralf Dr ...20371-021 ≣B90corr.
832Popov Ivan (RUS)2606Nepomniachtchi Ia...27060-124 ≣B90Ch Russia (junior...20 Apr 2010
771Savanovic Aleksan...2412Nepomniachtchi Ia...26320-115 ≣B90Ch Europe12 Mar 2009
874Savchenko Boris (...2627Nepomniachtchi Ia...27061-024 ≣B90Ch World (blitz)17 Nov 2010
577Manescu Tiberiu (...2333Nemeth Francisc (...24030-119 ≣B53It (cat.2)
503Tchalimian Pascal...2059Nekam Karl (AUT)21121-023 ≣B90Ch Paris (open)
636Kokarev Dmitry (RUS)2536Nechepurenko Roma...24791-026 ≣B90It (open) \09 Feb 2006
600Baikova Irina (RUS)2039Nechepurenko Roma...23530-121 ≣B90Memorial Kopylov ...
865Yee Soon Wei (BRU)2303Nayan Ahmad Fadzi...20481-028 ≣B90It (open)04 Sep 2010
719Perez Luis Manuel...2521Naranjo Moreno An...22741-026 ≣B90It (open)26 Feb 2008
352Molarius Reijo (FIN)Nagel Herbert (AUT)21071-020 ≣B90?
701Ganiev Takhir (RUS)1981Nabiullin Mikhail...18601-027 ≣B90It (open) \
705Durarbeyli Vasif ...2461Mustafaev Jamshid...22751-026 ≣B50Ch World (juniors...20 Nov 2007