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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
558Laquini Bernardo ...1790Schmidt Osmar Rau...18750-127 ≣B90Tournament (final)30 Nov 2002
470Johansson Krister...Schmidt Theo (GER)20081-024 ≣B90Ch World (e-mail)...
734Helmer Christof1921Schnoor Ekkehard ...19971-022 ≣B90Ch Germany (junio...11 Jun 2008
820Zahn Benno (GER)1964Schnoor Ekkehard ...19971-024 ≣B90Ch Germany (junio...27 Dec 2009
607Kutzner Stephen (...2077Schoen Ralf Dr (GER)21970-119 ≣B90It (open)29 Dec 2004
135Kunerth Werner Eb...Schonherr W0-125 ≣B90Europe Tournament...
612Adler Heiko (GER)2079Schork Stefan (GER)21811-021B90Ch Baden (b)
936Grewenig Jan (GER)1961Schroeder Kevin (...20091-020 ≣B90Ch Germany (junio...29 Sep 2012
250Rohde Michael A (...2500Schroer Jonathan ...23590-127 ≣B90It (open)
875Geske Julian (GER)2364Schulz Jens (GER)21731-026B90Ch Germany (junio...18 Nov 2010
269Kordonowski Frank...2034Schwarze A0-127 ≣B90corr.
88Multala AntonSchwibbe Rudolf1-025 ≣B90?
869Matthews Shane (JAM)2227Seegolam Pradeep ...20401-021 ≣B90Olympiad25 Sep 2010
608Oertel David (GER)2013Seiler Sascha (GER)20540-122B90Ch Germany (junio...29 Dec 2004
780Degtiarev Viktor ...1891Semenkov Alexande...21570-122 ≣B90Tournament (open)07 May 2009
62Levitina Irina S ...2405Semenova Lidia K ...22090-127 ≣B90Ch URS (team)
574Hansen Torbjorn R...2328Senff Martin (GER)24300-127 ≣B90It (open)
622Pruijssers Roelan...2310Senff Martin (GER)24690-124 ≣B90It (open)18 Jul 2005
596Karatorossian Dav...2384Seres Lajos (HUN)24431-026 ≣B90It (cat.7)13 Jun 2004
184BurguesSerrano0-124 ≣B90Ch Europe (corr.)
542Pruess David (USA)2346Shahade Gregory (...24520-127 ≣B90Tournament \
280Borisov Venjamin ...2248Shalnev Nicolai (...23380-123 ≣B90?
446Manescu Tiberiu (...2402Shanava Konstanti...25620-117 ≣B90Ch Europe (junior...
557Sanikidze Tornike...2168Shanava Konstanti...24060-122 ≣B90Ch Georgia (junio...21 Mar 2002
215Bryson Douglas M ...2350Sharif Mohamed (UAE)22351-020 ≣B90Olympiad
120Pukshansky Mikhai...2405Shashin Alexsande...23500-126 ≣B90Ch Leningrad (1/2...
857Knottnerus Ivo (NED)1956Shing Cheu15171-020B90Ch Netherlands (o...11 Aug 2010
430Kotronias Vasilio...2585Shipov Sergei (RUS)25751-026 ≣B90Tournament (team)
537Vasquez Rodrigo (...2481Shipov Sergei (RUS)26040-124 ≣B90It \
873Goretov Andrey (RUS)2077Shtol Igor (RUS)21150-127 ≣B90It (open) \08 Nov 2010
626Aveskulov Valeriy...2457Shtyrenkov Veniam...24691-024 ≣B90It (cat.8)08 Sep 2005
621Minakov VitaliyShvydchenko Sergey0-128 ≣B90Memorial Sakharov...13 Jul 2005
769Maidanova Irina (...1892Sidorchuk Roman (...21750-128 ≣B90Memorial T.Petros...
674Osswald Luis (GER)1965Siebarth Raiko (GER)22460-117 ≣B90Ch Germany (junio...20 May 2007
700Pierangeli Andrea...2020Sigillo Carmelo (...17731-025 ≣B90It (open)22 Oct 2007
830Krzyzanowski Marc...2356Sikora Jan (CZE)22401-021 ≣B90Czech League 2009...11 Apr 2010
923Folkova Martina (...2136Sikora Jan (CZE)22601-025 ≣B90Ch Czech Republic15 May 2012
595Filev Georgi (BUL)2117Simeonov Stefan (...23711-021 ≣B90It (open)05 Jun 2004
12Mazzoni Guy (FRA)2191Simonovic Borko1-022 ≣B90?
106AlbasSindik Ervin (CRO)23250-125 ≣B90?
71Koutsouvelis ASkalkotas Nikolao...22600-117 ≣B90Tournament
115Sargologos ISkembris Spyridon...24630-124 ≣B90It (open)
327Mudrochova Helena...2080Slekys Emilis (LTU)23060-124 ≣B90It (open) \
570Krejci Jan (CZE)1719Sobek Jaroslav (CZE)23210-127 ≣B90It (open)
913Nepomucky Ondrej ...2234Sobek Jaroslav (CZE)22671-021 ≣B90Ch Czech Republic...11 Dec 2011
520Hector Jonny (SWE)2528Soderberg Per (SWE)22511-027 ≣B90Ch Sweden (team) ...
237Batakovs Olegs (LAT)2108Soderberg Per (SWE)22041-027 ≣B90Cup Baltic (corr.)
453Alvarez Carlos (ARG)2041Soltau Achim (GER)19990-128 ≣B90Memorial Pappier (a)
171KoppSoltau Achim (GER)19990-128 ≣B90Ch BRD (corr.)
525Meszaros Tamas (HUN)2364Solti Laszlo (HUN)20951-025B90Cup Tenkes (open)19 Nov 2001
576Zakar Dora (HUN)1954Somodi Balazs (HUN)21090-127 ≣B90It (open)
259Ivan Attila (HUN)2271Spasov Vasil (BUL)25901-028 ≣B90It (open)
200Tosic Miroslav (SRB)2350Spassov Liuben (BUL)24600-127 ≣B90It
190Delport WSpies1-021 ≣B90corr.
809Schut Lisa (NED)2212Sprangers Remco (...22220-126 ≣B90Ch Netherlands (t...26 Sep 2009
286Heemsoth Hermann1995Sprinkhuizen Arno1-028 ≣B90Memorial Freedman...
334Zaremba Artur (POL)2133Stachanczyk S1-024 ≣B90Memorial Czerniak...
856Szopka Dariusz (POL)2246Stachura Blazej (...18591-019 ≣B90Memorial Marka Pi...04 Aug 2010
932Shpakovsky Kirill...1760Starcevs Dmitrijs...20470-127 ≣B90Ch Europe (junior...19 Aug 2012
177Beliavsky Alexand...2620Stean Michael F (...25051-015 ≣B90Olympiad
53Fridh Anton (SWE)2200Steiner Lajos (HUN)1-020 ≣B90?
552Wu Howard (CAN)2185Steininger Gavin ...19861-024 ≣B90Memorial P.Keres ...
17Zuckerman Bernard...2455Steinmeyer Robert1-022 ≣B90Ch Manhattan Ches...
236Pokojowczyk Jerzy...2340Stempin Pawel (POL)24200-126 ≣B90Ch Poland
413Kviatkovska Zuzan...2018Stepanovic Branis...19951-020B90Ch Slovakia (open)
800Melia Salome (GEO)2441Stiri Alexandra (...21631-023 ≣B90It (open) \10 Aug 2009
301Brunner Lucas (SUI)2475Stohl Igor (SVK)25251-028 ≣B90It (cat.13)
406Damjanovic Mato (...2330Stohl Igor (SVK)25251-027 ≣B90Ch Croatia (team)...
194Preussner MStrausz Janos (FRA)21501-028 ≣B90corr.
698Dudzik Leszek (POL)1998Suchocki Tomasz (...19571-025 ≣B90Liga Mazowiecka 2...14 Oct 2007
168Machado Hermes A ...2310Sunye Neto Jaime ...24861-020 ≣B90Ch Brazil
179Quinteros Miguel ...2520Sunye Neto Jaime ...25001-022 ≣B90It
478Braun Marton (HUN)2113Suto Gabor (HUN)22321-018B90Ch Sarospatak
536Yanayt Eugene (USA)2061Sutovsky Emil (ISR)26510-118 ≣B90Ch ICC (blitz) (f...
206Incelli RenatoSvendsen Thomas (...20931-027B90?
815Salinas Herrera P...2050Swiercz Dariusz (...24920-127 ≣B90Ch World (juniors...22 Oct 2009
107Grinfeld Alla B (...2253Szekely0-124 ≣B90Ch Europe (junior...
211Buzbuchi Ionut (GER)2315Szekely Peter (HUN)24400-124 ≣B90It (open)
454Groszpeter Attila...2505Szekely Peter (HUN)24651-027 ≣B90Ch Hungary (team)...
222Kupreichik Viktor...2490Szekely Peter (HUN)24301-027 ≣B90It (cat.9)
204Schwertel GSzilagyi1-024 ≣B90Europe Tournament...
312Van Der Kleij CarelSzulmistrat Egon1-026 ≣B90World Tournament ...
895Ziaziulkina Nasta...2296Tahaoglu Ugur Bar...18551-026 ≣B90Ch Turkey (team) ...09 Jul 2011
457Amrein Roland (HUN)2245Talaber Istvan (HUN)19191-019 ≣B90Ch Hungary (open)
818Phadke Sohan (IND)2266Tan Weiliang (SIN)21630-116 ≣B90It \12 Dec 2009
288Kivi KalervoTapani1-021 ≣B90Memorial Koskinen...
756Gallucci Alessio ...2197Tatai Stefano (ITA)23621-022 ≣B90It (open)29 Aug 2008
848Baigildin Albert ...2085Taztdinov Robert ...22041-017 ≣B90Tournament (open)02 Jul 2010
382Sammalvuo Tapani ...2477Tella Jussi (FIN)24291-023 ≣B90?
822Macek Kamil (CZE)1961Ter-Karapetian Ar...21191-021 ≣B90It (open) (b)13 Jan 2010
85Noria Joaquin (ESP)2305Thannheiser Thoma...22521-027 ≣B90Ch Europe (team) ...
839Luther Thomas (GER)2545Thapa I B (IND)17821-026 ≣B90Cup Mayor's (open)02 Jun 2010
510Scacco Mauro (ITA)2044Timar Zsolt (HUN)21840-124 ≣B90Tournament (IECG)
255Van Der Tuuk Jaap...2218Timman Jan H (NED)26200-119 ≣B90It (thematic)
362Shmuter Leonid (UKR)2452Timoshenko Georgy...25151-025 ≣B90Zt
806Kalugampitiya R S...2131Tirto (INA)24070-128 ≣B90Ch City (open)08 Sep 2009
412Mudrochova Helena...2080Tokos Jozef (SVK)19990-128 ≣B90Slovak League (2n...
5Bakulin Nikolac I...2275Tolush Alexander ...1-026 ≣B90It \
386Luther Thomas (GER)2510Touzane Olivier (...23201-019 ≣B90It
791Krzywkowski Marci...1986Traczewski Wojcie...18691-021 ≣B90It (open)20 Jul 2009