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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
131Tratatovici Moise...2265Urzica Aurel (ROM)23900-127 ≣B90Ch Romania
149Liberzon Vladimir...2545Gruenfeld Yehuda ...24550-128 ≣B90?
68Piotrowski OPytel0-123 ≣B90corr.
130Ligterink Gert (NED)2430Geller Efim P (RUS)25900-125 ≣B90It (cat.11)
337Koscielski Janus ...2305Movsziszian Karen...24400-128 ≣B54It (open)
147Gruenfeld Yehuda ...2430Quinteros Miguel ...25450-125 ≣B90It (open)
21Reynolds David BLee Peter N (ENG)23900-123 ≣B90Ch Great Britain
62Levitina Irina S ...2405Semenova Lidia K ...22090-127 ≣B90Ch URS (team)
108Litvinov Viktor (...2052Valiev Neron (TKM)22010-121 ≣B40Olympiad URS
127Tratatovici Moise...2265Urzica Aurel (ROM)23900-126 ≣B90Ch Romania
806Kalugampitiya R S...2131Tirto (INA)24070-128 ≣B90Ch City (open)08 Sep 2009
556Kruppa Dominik (SVK)2091Meszaros Michal (...23090-117 ≣B90Ch Slovakia (juni...25 Feb 2002
359Dynna MBegoray Dave0-128 ≣B90It (open)
146Martin Andrew D (...2399Nunn John D M (ENG)25000-121 ≣B90?
6Maric Rudolf (YUG)2450Gligoric Svetozar...24470-120 ≣B90It
20Tringov Georgi P ...2379Fischer Robert J ...27800-122 ≣B90Memorial J.Capabl...
42Lukjanenko Alexan...2375Sakharov Yuri N (...24750-128 ≣B90Ch \
60Ropers GWalthemathe A0-122 ≣B90corr.
92Ekblom PE (FIN)Sauso Arno0-123 ≣B90corr.
107Grinfeld Alla B (...2253Szekely0-124 ≣B90Ch Europe (junior...
120Pukshansky Mikhai...2405Shashin Alexsande...23500-126 ≣B90Ch Leningrad (1/2...
126Pukshansky Mikhai...2405Shashin Alexsande...23500-126 ≣B50?
742Simon Olivier (FRA)2376Lafrechoux Lauren...19190-126 ≣B90It (open)20 Jul 2008
71Koutsouvelis ASkalkotas Nikolao...22600-117 ≣B90Tournament
135Kunerth Werner Eb...Schonherr W0-125 ≣B90Europe Tournament...
607Kutzner Stephen (...2077Schoen Ralf Dr (GER)21970-119 ≣B90It (open)29 Dec 2004
827Grota Mateusz (POL)1841Musialkiewicz Jan...21040-127 ≣B90Ch Poland (junior...08 Mar 2010
629Shushpanova Nina ...2077Biriukov Oleg V (...23890-128 ≣B90Memorial M.Chigor...15 Oct 2005
137Schwieger ClausKunselmann0-124 ≣B90?
142Furrer HansWeber V0-115 ≣B90Europe Tournament...
3Hadjipetrov Aleks...Gerenski Hristo (...21890-121 ≣B90Ch Bulgaria
4Kotkov Yuri M (RUS)2390Ruchkin Yuri (RUS)22380-117 ≣B90Tournament
7Bilek Istvan (HUN)2375Fischer Robert J ...27800-127 ≣B90Izt
18Steiner Ulrich A ...2160Kavalek Lubomir (...25270-125 ≣B90Ch World (team) (...18 Jul 1964
24Harju AnteroMultala Anton0-125 ≣B90?
40Wade Robert G (ENG)2148O'kelly De Galway...24600-126 ≣B90It
46Burnett LPLee Peter N (ENG)23900-128 ≣B90Ch Great Britain
54Lukianenko Evgeni...2250Sakharov Yuri N (...24750-122 ≣B90?
69PihelashviliAmakov0-119 ≣B90?
79Poulsen Allan (DEN)2242Clara Hans Joachi...23790-126 ≣B90Ch World (students)
93Knight Timothy2200Nixon Rodney (ENG)20110-127 ≣B90Ch Europe (juniors)
99Bessenay Maurice ...2255Fedder Steen (DEN)23800-115 ≣B90Olympiad (student...
110Bronstein David I...2590Grigorian Karen (...25200-128 ≣B90It (young masters)
119Losev Dmitry (RUS)2326Doroshkievich Vla...24250-122 ≣B90Ch URS (qual)
575Bokros Albert (HUN)2456Matejovic Juraj (...22040-128 ≣B90Ch Slovakia (team...
125Hildebrand Gerald...2160Juhnke Karl (GER)21780-120 ≣B90Ch Germany (team)...
921Boehmer Christian...2233Koch Markus (GER)21040-127 ≣B90Oberliga East B 2...15 Apr 2012
255Van Der Tuuk Jaap...2218Timman Jan H (NED)26200-119 ≣B90It (thematic)
89Sinkko TeuvoRompotti Pertti (...0-128 ≣B90?
604Draz Andrey (RUS)Korolev Dmitry (RUS)16640-127 ≣B90Ch Central Region...09 Nov 2004
461Bernat Robert (HUN)2117Farkas Tibor (SRB)22750-127 ≣B90It
843Kudela Stanislav ...1965Klement Lukas (CZE)22050-124 ≣B90It (open)15 Jun 2010
854Rozycki Wojciech ...1484Bielinski Kazimie...17390-119 ≣B90It (open) (b)
172Ernst Thomas (SWE)2401Fedder Steen (DEN)23800-128 ≣B90It (open)
436Schaefer Martin (...1978Kordonowski Frank...20340-127 ≣B90VK2 1996/97
928Grota Mateusz (POL)1815Malisauskas Vidma...24600-124 ≣B90Ch City (open)22 Jul 2012
811Aguilo Pons Franc...1929Lechado Artigues ...20950-116 ≣B90Ch Spain29 Sep 2009
106AlbasSindik Ervin (CRO)23250-125 ≣B90?
133Gesos Pavlos (GRE)2327Tringov Georgi P ...24800-127 ≣B90?
134Svenningsson JorgenGovbinder Mikhail...22000-124 ≣B90Ch World (corr.)
752Vavric Pavel (MDA)2216Aswin Jayaram (IND)24370-121 ≣B90Ch World (juniors...04 Aug 2008
139Ziatdinov Raset (...2415Kayumov Dmitry D ...24410-128 ≣B90Ch Uzbekistan
799Riazuelo Gilles (...2106Brunner Nicolas (...24210-124 ≣B90It (open)
490Roeberg Frank (GER)2267Kersten Uwe (GER)23390-126 ≣B90Ch Hessen
566Butterworth AndrewOswald Graeme (ENG)21470-126 ≣B90It (open)
681Golizadeh Asghar ...2285Avliyakulov Mirzo...21150-128 ≣B90Ch Asia (juniors)...28 Jun 2007
160Brat VacslavMarcinkiewicz Jan0-124 ≣B90Ch World (corr.) ...
870Petrescu Cristian...2090Bonte Andrei (ROM)23620-125 ≣B90Tournament (team)07 Oct 2010
284Hanison BernardBangiev Alexander...24320-125 ≣B90Europe Tournament...
163Abraham GJGerold G0-125 ≣B90Ch DDR (corr.)
445Naxakis Theodoros...Askarov Marat (RUS)24940-117 ≣B90Ch Europe (junior...
721Bjarnason Saevar ...2219Malisauskas Vidma...24790-126 ≣B90It (open)11 Mar 2008
393Watson FaridAnderson Renard (...22280-125 ≣B90It (open) \
25Molarius Reijo (FIN)Multala Anton0-125 ≣B90?
581Terletsky Oleg (UKR)2176Pilipenko Andrey ...22390-127 ≣B90Ch Ukraine (junio...03 Dec 2003
45Fischer Robert J ...2780Geller Efim P (RUS)24550-125 ≣B90It
547Carrasco Patrick ...2142Bruned Yvain (ESP)21300-121 ≣B90It (open)
52Grabczewski Romua...2275Adamski Jan (POL)22970-126 ≣B90Ch Poland
569Edwards MartinGrant Alan (SCO)22060-128 ≣B90It (open)
519Tatai Stefano (ITA)2352Vera Reynaldo (CUB)25570-126 ≣B90It (open)
900Milosevic Jovana ...1767Milosavljevic Mil...18960-127 ≣B90Ch Serbia (junior...07 Aug 2011
769Maidanova Irina (...1892Sidorchuk Roman (...21750-128 ≣B90Memorial T.Petros...
466Kropik Jan (CZE)2048Blazkova Petra (CZE)22450-127 ≣B90It (open)
82Farah Rodolfo (ARG)2152Anelli Antonio (ARG)21450-124 ≣B90It (open)
212Battiato FCillo A0-125 ≣B90Ch Italy
98Henao Raul Fernan...2386Marjanovic Slavol...24680-128 ≣B90Ch World (juniors)
280Borisov Venjamin ...2248Shalnev Nicolai (...23380-123 ≣B90?
109Gulko Boris F (USA)2480Grigorian Karen (...25200-128 ≣B90?
476Werner Daniel (GER)2030Balcerak Philipp ...20460-127B90Ch Germany (junio...
115Sargologos ISkembris Spyridon...24630-124 ≣B90It (open)
49HaagBarczay Laszlo (HUN)23810-127 ≣B90?
65Harju AnteroRompotti Pertti (...0-122 ≣B90?
100Petrik Karol (SVK)2082Meissner Hans-Jue...22490-126 ≣B90Match \
917Porter Sam J (ENG)1809Mitrovic Boris (SLO)21520-128 ≣B53Ch British Univer...25 Feb 2012
884Adamczewski Jedrz...1820Kwiatkowski Wikto...19290-128 ≣B90Ch Poland (team) ...26 Feb 2011
22Leban Slavko (SRB)2400Buljovcic Ivan (SCG)23010-126 ≣B90Tournament
664Blazek Milos (SVK)2071Miklas Marian (SVK)21860-126 ≣B90Ch Slovakia (team...10 Feb 2007
51Nilsson Sven (SWE)Geller Efim P (RUS)24550-120 ≣B90It
501Abergel Thal (FRA)2279Kokorev Dmitry (RUS)0-125 ≣B90Ch World (juniors...
151Morris Walter D (...2380Poulsen Allan (DEN)23500-123 ≣B90It (open)