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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
283Rodriguez A1Gutierrez Curras ...20741-022 ≣B90It (open) \
437Rodriguez AlbaKolev Atanas (BUL)25300-127 ≣B90It (open)
490Roeberg Frank (GER)2267Kersten Uwe (GER)23390-126 ≣B90Ch Hessen
250Rohde Michael A (...2500Schroer Jonathan ...23590-127 ≣B90It (open)
686Rohonyan Katerina...2309Abrahamyan Tatev ...22461-019 ≣B90Ch USA (w)16 Jul 2007
535Rohonyan Katerina...2332Zhao Xue (CHN)24280-128 ≣B90Ch World (juniors...
512Rojas AndresCuartas Carlos (COL)23071-024 ≣B90Ch Colombia
637Roman Facundo (ARG)2292Mucci Marcelo1-025 ≣B90It (open)08 Apr 2006
400Rompotti Pertti (...Ziegert Andreas1-023 ≣B90?
60Ropers GWalthemathe A0-122 ≣B90corr.
333Rosinski ZenonMendys S1-024 ≣B90Ch Poland (corr.)
422Rossmanith Alexan...2218Hasenoehrl Markus...20601-017 ≣B90Bayern Regionalli...
153Rozinov BANiemynski Z1-028 ≣B90Europe Tournament...
854Rozycki Wojciech ...1484Bielinski Kazimie...17390-119 ≣B90It (open) (b)
879Ruiz C Joshua D (...2103Rincon Tristancho...1-016 ≣B90It (open)03 Dec 2010
310Ruys FrankRyan R1-028 ≣B90Ch USA (corr.)
754Rzayev Bahruz (AZE)2285Vishnu Prasanna (...23191-019 ≣B90Ch World (juniors...15 Aug 2008
652Sahl Bjarke (NOR)2259Georgiev Kiril (MKD)26800-127 ≣B90Cup European Club08 Oct 2006
703Sahl Bjarke (NOR)2259Elsness Frode (NOR)24290-123 ≣B90Ch Norway (team) ...11 Nov 2007
37Saily FransHarju Antero1-028 ≣B90?
821Salas de la Espri...Zea Juan Camilo1-018B90Tournament (open)
815Salinas Herrera P...2050Swiercz Dariusz (...24920-127 ≣B90Ch World (juniors...22 Oct 2009
929Salles Louis (FRA)2147Ouadi Ali (FRA)18821-028B90It (open)24 Jul 2012
668Sammalvuo Tapani ...2464Maki Veijo (FIN)24051-022 ≣B90Ch Finland (team)...10 Mar 2007
382Sammalvuo Tapani ...2477Tella Jussi (FIN)24291-023 ≣B90?
651Sanchez Delgado L...2030Montanes Arribas ...17081-027 ≣B90It \22 Sep 2006
496Sanchez Raul (CUB)2161Paramos Dominguez...24390-127 ≣B90It (open)
307Sanchez Victor (COL)2269Hernandez Jairo (...22071-025 ≣B90It
555Sanikidze Tornike...2168Maglaperidze Grig...20961-027 ≣B90Ch Georgia (junio...08 Feb 2002
557Sanikidze Tornike...2168Shanava Konstanti...24060-122 ≣B90Ch Georgia (junio...21 Mar 2002
349Sanko SKusinski B1-023 ≣B90Ch Poland (corr.)
417Santana ManuelDe Firmian Nick E...25750-124 ≣B90It (open)
541Santella Amate Se...Herrera Irisberto...24390-124 ≣B90It (open)
375Saravanan V (IND)1958Anilkumar O T (IND)22321-019 ≣B90It (open)
115Sargologos ISkembris Spyridon...24630-124 ≣B90It (open)
239Sasse WKarasek L1-020 ≣B90Europe Tournament...
771Savanovic Aleksan...2412Nepomniachtchi Ia...26320-115 ≣B90Ch Europe12 Mar 2009
874Savchenko Boris (...2627Nepomniachtchi Ia...27061-024 ≣B90Ch World (blitz)17 Nov 2010
77Sax Gyula (HUN)2400Djukic Zeljko (SRB)23991-028 ≣B90Tournament (candi...
510Scacco Mauro (ITA)2044Timar Zsolt (HUN)21840-124 ≣B90Tournament (IECG)
436Schaefer Martin (...1978Kordonowski Frank...20340-127 ≣B90VK2 1996/97
640Scharf Leopold1620Paseka Christian ...17521-019 ≣B90It (open) (b)27 May 2006
251Schiller Eric (USA)2109MacArthur John (USA)20351-021 ≣B90It (open)
571Schindler Jonas (...1940Becker Martin (GER)22410-120 ≣B90It (open)
421Schlamp Robert (GER)2339Hasenoehrl Markus...20601-028 ≣B90It (open)
154Schuler Klaus (GER)2196Dahl Hans Christian1-022 ≣B90Europe Tournament...
290Schulte-Bartold C...2280Lehmann Holger (GER)21871-022 ≣B90It (open)
809Schut Lisa (NED)2212Sprangers Remco (...22220-126 ≣B90Ch Netherlands (t...26 Sep 2009
441Schwalen Peter (GER)2151Wegener Olaf (GER)21151-022 ≣B90Ch Region
254Schwartz Arie (NED)2243Du Chattel Philip...22601-024 ≣B90It (thematic)
204Schwertel GSzilagyi1-024 ≣B90Europe Tournament...
137Schwieger ClausKunselmann0-124 ≣B90?
844Secer Ata (TUR)2334Gunay Alper (TUR)21741-018 ≣B90Ch Turkey (team)29 Jun 2010
439Semenova Irina (RUS)2280Manafov Ilkin (AZE)21271-026 ≣B90It (open) \
667Sermier Guillaume...2359Fargere Francois ...23250-127 ≣B53Ch France (team) ...
690Sethuraman S P (IND)2427Mouradian Knarik ...21611-028 ≣B90It (open)18 Aug 2007
183Sevo Dusan (SRB)2268Matkovic Tonci (CRO)23021-027 ≣B90It (open)
378Seysler DRadzhabov V0-125 ≣B90Ch URS (team) (co...
781Shabalov Alexande...2580Krush Irina (USA)24581-024 ≣B90Ch USA16 May 2009
927Shah Moradi Mohammad2092Hosseinipour Mehd...22571-025 ≣B90Tournament \16 Jul 2012
724Sharafiev Azat (RUS)2412Klimov Anton (RUS)24511-023 ≣B90Ch Russia (junior...
775Shirov Alexei (ESP)2732Wang Hao (CHN)26901-023 ≣B90Ch Russia (club)05 Apr 2009
671Shirov Alexei (ESP)2739Gouliev Namig (AZE)25721-028 ≣B90It (active) (open)07 Apr 2007
362Shmuter Leonid (UKR)2452Timoshenko Georgy...25151-025 ≣B90Zt
932Shpakovsky Kirill...1760Starcevs Dmitrijs...20470-127 ≣B90Ch Europe (junior...19 Aug 2012
629Shushpanova Nina ...2077Biriukov Oleg V (...23890-128 ≣B90Memorial M.Chigor...15 Oct 2005
508Shushvar Vitaly (...2207Czuchnicki Jan (POL)20551-019 ≣B90Memorial Em.Laske...
196Sieiro-Gonzalez L...2405Vera Reynaldo (CUB)24500-122 ≣B90It
559Silveira Sergio R...2083Osorio Jose Eusta...20491-028 ≣B90Tournament (final)07 Dec 2002
590Silveira Sergio R...2135Schmidt Osmar Rau...17201-027 ≣B90Tournament (open)09 Apr 2004
530Simacek Pavel (CZE)2420Trichkov Vasil (CZE)22901-027 ≣B53Extra League 2001/02
551Simacek Pavel (CZE)2420Vojtek Vladimir (...22781-028 ≣B90It (open)
933Simic Marko (CRO)1832Hamzagic Abdel (BIH)20910-113 ≣B90Ch Bosnia & Herze...27 Aug 2012
742Simon Olivier (FRA)2376Lafrechoux Lauren...19190-126 ≣B90It (open)20 Jul 2008
89Sinkko TeuvoRompotti Pertti (...0-128 ≣B90?
219Siroky MKoskinen Pertti1-028 ≣B90Europe Tournament...
713Sjugirov Sanan (RUS)2549Brodsky Michail (...25511-026 ≣B53It (cat.10)28 Jan 2008
440Sklavounos Panayo...1992Manouvelos Evange...20031-024 ≣B90Ch Piraeus
737Smith Bryan G (USA)2406Panjwani Raja (CAN)23651-022 ≣B23It \05 Jul 2008
240Smith Paul V (USA)2117Roskov V1-022 ≣B90Europe Tournament...
931Smit Maarten (NED)2036Finkenflugel Renz...19220-119 ≣B90Ch Netherlands (o...11 Aug 2012
169Smit Manuel (NED)1672Coerts M1-027B90It (open)
589Sokolov Dmitri (RUS)2425Askarov Marat (RUS)24241-026 ≣B90Ch Russia (club) ...
548Solyomvari Roxann...1974Kosa Gergely (HUN)20551-025 ≣B90It (open)
56Spassov Liuben (BUL)2367Tukmakov Vladimir...25471-023 ≣B90It (open)
661Spraggett Kevin (...2580Komljenovic Davor...24711-021 ≣B90It (open)11 Jan 2007
635Spraggett Kevin (...2610Enjuto Velasco Ro...21831-028 ≣B90It (open)11 Jan 2006
909Ssegwanyi A (UGA)Mawanda Michael1-024 ≣B90Ch Uganda
560Stanec Nikolaus (...2560Knoll Hermann (AUT)23561-027 ≣B90It (cat.7)
136Stefan Oldrich (SVK)1972Helmrich1-025 ≣B90Europe Tournament...
18Steiner Ulrich A ...2160Kavalek Lubomir (...25270-125 ≣B90Ch World (team) (...18 Jul 1964
757Steinhart Matthia...1861Abel Manfred (GER)19471-024 ≣B90Ch Wuerttemberg (b)30 Aug 2008
278Stenzel Harold (USA)2040Rose Richard1-022 ≣B90Ch Nassau
459Stepanovic Branis...1995Miklas Marian (SVK)21430-128 ≣B90Ch Slovakia (team...
660Stojic Dusan (AUS)2193McNamara Gary (AUS)20841-024 ≣B90It (open)02 Jan 2007
614Stojic Svetozar (...1978Hoffmann Achim Gu...21531-022 ≣B90Cup Doeberl26 Mar 2005
776Stopa Jacek (POL)2471Bady Glenn (USA)22471-028 ≣B90It \08 Apr 2009
594Strejcek StanislavOlsar Zdenek (CZE)21210-127 ≣B90It (open)21 May 2004
785Striebich Rudolf ...Baum Hans Juergen1-018 ≣B90Ch Baden (seniors)04 Jun 2009
617Strohmann Matthie...1997Bruned Vianney (ESP)19611-025 ≣B90It (open)