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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
223Ernst Thomas (SWE)2450Hjartarson Johann...25051-026 ≣B90Zt
148Barczay Laszlo (HUN)2450Cserna Laszlo (HUN)23901-024 ≣B90It (open)
6Maric Rudolf (YUG)2450Gligoric Svetozar...24470-120 ≣B90It
317Perez Orelvis (CUB)2451Menvielle Lacourr...22611-022 ≣B90It (open)
362Shmuter Leonid (UKR)2452Timoshenko Georgy...25151-025 ≣B90Zt
912Nemeth Miklos (HUN)2452Sandhoefner Flori...22051-018 ≣B90Bundesliga B Mitt...03 Dec 2011
132Tatai Stefano (ITA)2455Lederman Leon (ISR)24051-025 ≣B90It
17Zuckerman Bernard...2455Steinmeyer Robert1-022 ≣B90Ch Manhattan Ches...
575Bokros Albert (HUN)2456Matejovic Juraj (...22040-128 ≣B90Ch Slovakia (team...
626Aveskulov Valeriy...2457Shtyrenkov Veniam...24691-024 ≣B90It (cat.8)08 Sep 2005
609Moranda Wojciech ...2458Carstensen Jacob ...23111-026B90It (open)29 Dec 2004
705Durarbeyli Vasif ...2461Mustafaev Jamshid...22751-026 ≣B50Ch World (juniors...20 Nov 2007
668Sammalvuo Tapani ...2464Maki Veijo (FIN)24051-022 ≣B90Ch Finland (team)...10 Mar 2007
773Mkrtchian Lilit (...2467Romanko-Guseva Ma...24471-028 ≣B90Ch Europe (w)19 Mar 2009
736Venkatesh M R (IND)2468Meera Sai (IND)21541-027 ≣B90It (open)26 Jun 2008
776Stopa Jacek (POL)2471Bady Glenn (USA)22471-028 ≣B90It \08 Apr 2009
672Castellanos Renie...2471Martinez Lozano M...22031-024 ≣B90It (open)07 Apr 2007
616Grabarczyk Bogdan...2472Kersten Uwe (GER)23230-128 ≣B90Ch Hessen
627Grabarczyk Bogdan...2472Bobras Piotr (POL)25631-027 ≣B90Ch Poland (team) ...08 Sep 2005
429Cela Altin (ALB)2475Zannias Spyridon ...18681-023 ≣B90It (open) \
301Brunner Lucas (SUI)2475Stohl Igor (SVK)25251-028 ≣B90It (cat.13)
625Czakon Jakub (POL)2477Jakubiec Artur (POL)25291-024 ≣B90It (open)
382Sammalvuo Tapani ...2477Tella Jussi (FIN)24291-023 ≣B90?
549Kurnosov Igor (RUS)2477Kokarev Dmitry (RUS)25041-027 ≣B90It (a)
109Gulko Boris F (USA)2480Grigorian Karen (...25200-128 ≣B90?
197Lobron Eric (GER)2480Hulak Krunoslav (...25301-026 ≣B90It (cat.11)
16Parma Bruno (SLO)2480Ramirez Guerrero ...20361-025 ≣B90?
537Vasquez Rodrigo (...2481Shipov Sergei (RUS)26040-124 ≣B90It \
845Yilmaz Mustafa (TUR)2482Vural Ozge (TUR)18871-018B90Ch Turkey (team)30 Jun 2010
618El Taher Fouad (EGY)2482Molina Tony (PHI)22341-027 ≣B90It (open)08 Apr 2005
306Wang Lei (CHN)2484Lhagvasuren Ceden...22281-027 ≣B90It (open)
318Cela Altin (ALB)2485Delchev Aleksande...24051-021 ≣B90Ch World (juniors...
706Holzke Frank (GER)2485Bromberger Stefan...24911-026 ≣B90Bundesliga 2007/0825 Nov 2007
216Wedberg Tom (SWE)2485Jakobsen Ole (DEN)24351-027 ≣B90Memorial P.Keres
252Wedberg Tom (SWE)2487Huenerkopf Heinz ...22851-017 ≣B90?
509Pavlovic Milos (SRB)2488Roschina Tatiana ...23001-026 ≣B90It (open)
96Garcia Palermo Ca...2488Martinez Carlos A...25011-014 ≣B50Ch Argentina
222Kupreichik Viktor...2490Szekely Peter (HUN)24301-027 ≣B90It (cat.9)
471Tseitlin Mark D (...2496Deutsch Eyal (ISR)21711-022 ≣B90Ch Israel (team)
862Krivoborodov Egor...2499Palac Mladen (CRO)25611-018 ≣B90It (open)28 Aug 2010
250Rohde Michael A (...2500Schroer Jonathan ...23590-127 ≣B90It (open)
767Van Der Wiel John...2501Van Assendelft Fl...22531-028 ≣B90It (open)26 Dec 2008
546Kokarev Dmitry (RUS)2504Popov Valerij (RUS)25790-127 ≣B53Cup Russia (open)
545Kokarev Dmitry (RUS)2504Melkozerov Dmitry...23901-026 ≣B90Cup Russia (open)
454Groszpeter Attila...2505Szekely Peter (HUN)24651-027 ≣B90Ch Hungary (team)...
562Kosteniuk Alexand...2508Dvoirys Semen I (...26151-025 ≣B90It (open)
409Hector Jonny (SWE)2510Olafsson Helgi (ISL)22700-124 ≣B90Zt
452Hector Jonny (SWE)2510Zagorskis Darius ...25101-024 ≣B90It (open)
386Luther Thomas (GER)2510Touzane Olivier (...23201-019 ≣B90It
426Timoshenko Georgy...2510Biriukov Oleg V (...24151-026 ≣B90Cup Russia
682Corrales Fidel (CUB)2513Aranda Flores Jor...21051-025 ≣B90It (open)
182Van Der Wiel John...2515Ftacnik Lubomir (...25351-023 ≣B53It (cat.7)
675Fier Alexander Hi...2516Fernandez Daniel ...24371-021 ≣B90Memorial Mario Co...26 May 2007
816Kosteniuk Alexand...2516Grischuk Alexande...27331-024 ≣B90It \17 Nov 2009
138De Firmian Nick E...2516Patterson Nichola...23451-023 ≣B90It (open) \
837Brandenburg Daan ...2519Hirneise Jens (GER)22981-028 ≣B90It (open) \07 May 2010
218Van Der Wiel John...2520Quinteros Miguel ...25251-020 ≣B90Izt (cat.12)
179Quinteros Miguel ...2520Sunye Neto Jaime ...25001-022 ≣B90It
719Perez Luis Manuel...2521Naranjo Moreno An...22741-026 ≣B90It (open)26 Feb 2008
761Kosteniuk Alexand...2525Ju Wenjun (CHN)23971-028 ≣B90World Mindsports ...04 Oct 2008
795Kravtsiv Martyn (...2527Jens Jelmer (NED)23561-026 ≣B90It (open)25 Jul 2009
520Hector Jonny (SWE)2528Soderberg Per (SWE)22511-027 ≣B90Ch Sweden (team) ...
770Alsina Leal Danie...2529Panelo Marcelo (ARG)24251-028 ≣B90It (cat.9)20 Feb 2009
663Luther Thomas (GER)2534Ftacnik Lubomir (...25531-024 ≣B90Bundesliga 2006/0704 Feb 2007
355Gruenfeld Yehuda ...2535Psakhis Lev (ISR)25851-027 ≣B90It
636Kokarev Dmitry (RUS)2536Nechepurenko Roma...24791-026 ≣B90It (open) \09 Feb 2006
504Kotronias Vasilio...2539Ilincic Zlatko (SRB)25631-028 ≣B90Zt
158Browne Walter S (...2540Friedman Edward (...22731-023B90Tournament (team)
646Nguyen Anh Dung (...2541Zakaria Fairin (MAS)22251-026 ≣B90It (open)21 Aug 2006
591Berelovich Aleksa...2541Balcerak Jakob (GER)24161-026 ≣B90Bundesliga (2nd) ...25 Apr 2004
692Timoshenko Georgy...2544Rettore Ludwig (ITA)21771-022 ≣B90It (open)08 Sep 2007
634Bluvshtein Mark (...2544Roschina Tatiana ...22601-025 ≣B90It (open) (masters)29 Dec 2005
839Luther Thomas (GER)2545Thapa I B (IND)17821-026 ≣B90Cup Mayor's (open)02 Jun 2010
149Liberzon Vladimir...2545Gruenfeld Yehuda ...24550-128 ≣B90?
883Danin Alexandre (...2545Zilka Stepan (CZE)25171-025 ≣B90It (open)11 Jan 2011
886Danin Alexandre (...2545Kalugin Sergei (RUS)24571-024 ≣B90Cup Rector (cat.7)14 Mar 2011
772Maze Sebastien (FRA)2546Papadopoulos I (GRE)24441-020 ≣B90Ch Europe14 Mar 2009
693Li Chao (CHN)2548Sandipan Chanda (...25931-025 ≣B90Ch Asia28 Sep 2007
713Sjugirov Sanan (RUS)2549Brodsky Michail (...25511-026 ≣B53It (cat.10)28 Jan 2008
117Timman Jan H (NED)2550Olafsson Helgi (ISL)22701-025 ≣B90It (cat.8)
605Sulskis Sarunas (...2555Magalashvili Davi...23891-024 ≣B90Memorial T.Petros...27 Nov 2004
474Kolev Atanas (BUL)2558Calaf Rellver Gui...22501-027 ≣B53It (open)
560Stanec Nikolaus (...2560Knoll Hermann (AUT)23561-027 ≣B90It (cat.7)
687Lie Kjetil A (NOR)2563Bulski Krzysztof ...24211-026 ≣B53It (open) \27 Jul 2007
390Arbakov Valentin ...2570Khenkin Igor (GER)25800-127 ≣B90It \
540Kotronias Vasilio...2573Froehlich Peter (...24211-028 ≣B90It (open)
529Luther Thomas (GER)2575Vouldis Angelos (...25401-027 ≣B90Olympiad
526Luther Thomas (GER)2575Kersten Uwe (GER)23571-016 ≣B90It (open)
661Spraggett Kevin (...2580Komljenovic Davor...24711-021 ≣B90It (open)11 Jan 2007
781Shabalov Alexande...2580Krush Irina (USA)24581-024 ≣B90Ch USA16 May 2009
1Keres Paul (EST)2580Fuderer Andrija (...1-018 ≣B90
583Carlsen Magnus (NOR)2581Popov Valerij (RUS)25831-026 ≣B90It (cat.9)
430Kotronias Vasilio...2585Shipov Sergei (RUS)25751-026 ≣B90Tournament (team)
620Guseinov Gadir (AZE)2585Bobras Piotr (POL)25630-125 ≣B90Ch Europe01 Jul 2005
195Nunn John D M (ENG)2590Helmers Knut J (NOR)24651-025 ≣B90It (cat.12)
234Nunn John D M (ENG)2590Kasparov Garry (RUS)27400-127 ≣B90It \
110Bronstein David I...2590Grigorian Karen (...25200-128 ≣B90It (young masters)
832Popov Ivan (RUS)2606Nepomniachtchi Ia...27060-124 ≣B90Ch Russia (junior...20 Apr 2010
635Spraggett Kevin (...2610Enjuto Velasco Ro...21831-028 ≣B90It (open)11 Jan 2006
528Hamdouchi Hichem ...2615Bologan Viktor (MDA)26301-026 ≣B90It (cat.14)