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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
115Sargologos ISkembris Spyridon...24630-124 ≣B90It (open)
375Saravanan V (IND)1958Anilkumar O T (IND)22321-019 ≣B90It (open)
541Santella Amate Se...Herrera Irisberto...24390-124 ≣B90It (open)
417Santana ManuelDe Firmian Nick E...25750-124 ≣B90It (open)
349Sanko SKusinski B1-023 ≣B90Ch Poland (corr.)
555Sanikidze Tornike...2168Maglaperidze Grig...20961-027 ≣B90Ch Georgia (junio...08 Feb 2002
557Sanikidze Tornike...2168Shanava Konstanti...24060-122 ≣B90Ch Georgia (junio...21 Mar 2002
307Sanchez Victor (COL)2269Hernandez Jairo (...22071-025 ≣B90It
496Sanchez Raul (CUB)2161Paramos Dominguez...24390-127 ≣B90It (open)
651Sanchez Delgado L...2030Montanes Arribas ...17081-027 ≣B90It \22 Sep 2006
668Sammalvuo Tapani ...2464Maki Veijo (FIN)24051-022 ≣B90Ch Finland (team)...10 Mar 2007
382Sammalvuo Tapani ...2477Tella Jussi (FIN)24291-023 ≣B90?
929Salles Louis (FRA)2147Ouadi Ali (FRA)18821-028B90It (open)24 Jul 2012
815Salinas Herrera P...2050Swiercz Dariusz (...24920-127 ≣B90Ch World (juniors...22 Oct 2009
821Salas de la Espri...Zea Juan Camilo1-018B90Tournament (open)
37Saily FransHarju Antero1-028 ≣B90?
703Sahl Bjarke (NOR)2259Elsness Frode (NOR)24290-123 ≣B90Ch Norway (team) ...11 Nov 2007
652Sahl Bjarke (NOR)2259Georgiev Kiril (MKD)26800-127 ≣B90Cup European Club08 Oct 2006
754Rzayev Bahruz (AZE)2285Vishnu Prasanna (...23191-019 ≣B90Ch World (juniors...15 Aug 2008
310Ruys FrankRyan R1-028 ≣B90Ch USA (corr.)
879Ruiz C Joshua D (...2103Rincon Tristancho...1-016 ≣B90It (open)03 Dec 2010
854Rozycki Wojciech ...1484Bielinski Kazimie...17390-119 ≣B90It (open) (b)
153Rozinov BANiemynski Z1-028 ≣B90Europe Tournament...
422Rossmanith Alexan...2218Hasenoehrl Markus...20601-017 ≣B90Bayern Regionalli...
333Rosinski ZenonMendys S1-024 ≣B90Ch Poland (corr.)
60Ropers GWalthemathe A0-122 ≣B90corr.
400Rompotti Pertti (...Ziegert Andreas1-023 ≣B90?
637Roman Facundo (ARG)2292Mucci Marcelo1-025 ≣B90It (open)08 Apr 2006
512Rojas AndresCuartas Carlos (COL)23071-024 ≣B90Ch Colombia
686Rohonyan Katerina...2309Abrahamyan Tatev ...22461-019 ≣B90Ch USA (w)16 Jul 2007
535Rohonyan Katerina...2332Zhao Xue (CHN)24280-128 ≣B90Ch World (juniors...
250Rohde Michael A (...2500Schroer Jonathan ...23590-127 ≣B90It (open)
490Roeberg Frank (GER)2267Kersten Uwe (GER)23390-126 ≣B90Ch Hessen
437Rodriguez AlbaKolev Atanas (BUL)25300-127 ≣B90It (open)
283Rodriguez A1Gutierrez Curras ...20741-022 ≣B90It (open) \
368Rodel WerniHeuer Boris (SUI)21541-022B90It (open)
718Robion J1797Bruned Yvain (ESP)23930-122 ≣B90It (open)18 Feb 2008
801Rizos Georgios (GRE)2163Gripeos Kiriakos ...21720-128 ≣B90It (open) \18 Aug 2009
83Ritums RAmakov1-028 ≣B90corr.
346Rinaldi CarlosPajares Bernabe1-025 ≣B90corr.
263Rietz AFiensch Gunter0-121 ≣B90corr.
463Ricaurte Macancel...1844Granda Jhonny1-022 ≣B90Tournament13 Apr 1998
799Riazuelo Gilles (...2106Brunner Nicolas (...24210-124 ≣B90It (open)
129Riabchonok E (RUS)2420Psakhis Lev (ISR)25241-025 ≣B90?
21Reynolds David BLee Peter N (ENG)23900-123 ≣B90Ch Great Britain
308Rennemo OddPulkis Visvaldis1-028 ≣B90Ch Europe (corr.)
276Renet Olivier (FRA)2440Mrdja Milan (CRO)24021-025 ≣B90It (open)
751Relidzynski Tadeu...1996Jaworski Miroslaw...23600-128 ≣B90Ch Poland (for Di...03 Aug 2008
891Reis Renan Do Car...2251Stone Ronnie Fran...1-021 ≣B50Tournament \
392Reinsch StephanAbbasova Aiguioun...21701-028 ≣B90Ch Germany (junio...
19Reinhardt Enrique...Panno Oscar (ARG)24381-027 ≣B90Ch Club Argentino
389Reilhac Philippe ...2003Defrene S1-020 ≣B90Ch France (open) (b)
710Ratushny Vladimir...2281Olejarczyk Bogdan...22031-028 ≣B90It (open) (under ...07 Dec 2007
486Ramirez DiegoRenteria Jorge (COL)22710-123 ≣B90It (open)
833Ralys Vincas (LTU)1899Prigodinas Ruslan...18541-021 ≣B90Ch Lithuania27 Apr 2010
458Rajlich Vasik G (...2270Ashley Maurice (USA)24900-123 ≣B90It (open)
708Rafalski Krzyszto...1667Radecki Krzysztof...19891-021 ≣B90Liga Mazowiecka 2...02 Dec 2007
309Radola HGruszczynski Bolesla0-121 ≣B90Ch Poland (corr.)
649Radjabov Teimour ...2729Anand Viswanathan...27791-016 ≣B90Ch World (blitz)07 Sep 2006
180Radev Nikolai (BUL)2304Lukov Valentin (BUL)24200-123 ≣B90Ch Bulgaria
179Quinteros Miguel ...2520Sunye Neto Jaime ...25001-022 ≣B90It
544Quinta Daniel (POR)2084Wanderley Rafaell...21080-125 ≣B90Ch Portugal (juni...
403Pyhala Antti (FIN)2345Oll Lembit (EST)26300-126 ≣B53It (open)
126Pukshansky Mikhai...2405Shashin Alexsande...23500-126 ≣B50?
120Pukshansky Mikhai...2405Shashin Alexsande...23500-126 ≣B90Ch Leningrad (1/2...
622Pruijssers Roelan...2310Senff Martin (GER)24690-124 ≣B90It (open)18 Jul 2005
542Pruess David (USA)2346Shahade Gregory (...24520-127 ≣B90Tournament \
363Prokopowicz Czesl...2154Mochocki P1-019 ≣B90corr.
29Prodanovic MilijanLakovljevic1-017 ≣B90Ch Yugoslavia (co...
128Prochaska PKolbas Walrath1-022 ≣B90It \
712Principe Alexande...1897Llacsahuanga Dieg...18101-025 ≣B90Memorial Jose Mar...22 Jan 2008
738Prikhodko Sergey ...2071Birjukov Sergey (...22870-112 ≣B90Tournament (Elo)09 Jul 2008
194Preussner MStrausz Janos (FRA)21501-028 ≣B90corr.
79Poulsen Allan (DEN)2242Clara Hans Joachi...23790-126 ≣B90Ch World (students)
610Potebnya Vladimir...2142Samsonkin Artem (...23450-124 ≣B90It (cat.3)23 Jan 2005
75Postpischl DomenicoDe Sortis Sergio1-019 ≣B90corr.
917Porter Sam J (ENG)1809Mitrovic Boris (SLO)21520-128 ≣B53Ch British Univer...25 Feb 2012
74Porreca Giorgio (...Capuano Ruggiero ...21701-027 ≣B90corr.
832Popov Ivan (RUS)2606Nepomniachtchi Ia...27060-124 ≣B90Ch Russia (junior...20 Apr 2010
203Ponisch EPodzielny Karl-He...24051-025 ≣B90Europe Tournament...
282Polivalov VBechalov V1-027 ≣B90corr.
704Poleshchuk Dmitri...2162Darini Pouria (IRI)21590-123 ≣B90Ch World (juniors...18 Nov 2007
236Pokojowczyk Jerzy...2340Stempin Pawel (POL)24200-126 ≣B90Ch Poland
66Piuva Matti (FIN)2205Jaderholm Bo (FIN)18791-022 ≣B90?
377Pisarev VRadzhabov V1-022 ≣B90Ch URS (team) (co...
336Pirarev WParedes Prat Jose...20730-122 ≣B90Olympiad (corr.)
68Piotrowski OPytel0-123 ≣B90corr.
451Pilla GiuseppeMrdja Milan (CRO)24301-020 ≣B90It (open)
676Pijpers Arthur (NED)2000Dunn Alan (NZL)21351-020 ≣B90It (open)27 May 2007
69PihelashviliAmakov0-119 ≣B90?
700Pierangeli Andrea...2020Sigillo Carmelo (...17731-025 ≣B90It (open)22 Oct 2007
818Phadke Sohan (IND)2266Tan Weiliang (SIN)21630-116 ≣B90It \12 Dec 2009
84Petrushin Alexand...2434Dementiev Oleg I ...24901-025 ≣B90?
573Petrossian Armen ...2329Piquemal Christia...20541-025 ≣B90It (open)
582Petrossian Armen ...2329Lopez Gracia Fern...23421-025 ≣B53Ch France (team) ...06 Dec 2003
100Petrik Karol (SVK)2082Meissner Hans-Jue...22490-126 ≣B90Match \
870Petrescu Cristian...2090Bonte Andrei (ROM)23620-125 ≣B90Tournament (team)07 Oct 2010
860Petras Marian (SVK)1767Lukac Tomas (SVK)19800-125 ≣B90It (open)25 Aug 2010
322PetraruPopescu1-023 ≣B90Ch Romania (corr.)
855Petersen Steen (DEN)2157Skjoldager Mikael...19631-026 ≣B50It (open) \02 Aug 2010