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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
427Celis Gustavo (ARG)2390Juarez Carlos Ele...22301-027 ≣B90It (open)
248Wessman Richard (...2423Johansson1-025 ≣B90?
795Kravtsiv Martyn (...2527Jens Jelmer (NED)23561-026 ≣B90It (open)25 Jul 2009
387Krol Alan (POL)2072Jedynak Radoslaw ...24941-020 ≣B90Ch Poland (1/2 fi...
751Relidzynski Tadeu...1996Jaworski Miroslaw...23600-128 ≣B90Ch Poland (for Di...03 Aug 2008
673Bartosik Lech (POL)1898Jaworski Miroslaw...23470-19 ≣B90Ch World (IPCA) (b)15 May 2007
847Guzik Jan (POL)1623Janiszewski Filip...15781-018B90Tournament (junio...01 Jul 2010
625Czakon Jakub (POL)2477Jakubiec Artur (POL)25291-024 ≣B90It (open)
216Wedberg Tom (SWE)2485Jakobsen Ole (DEN)24351-027 ≣B90Memorial P.Keres
66Piuva Matti (FIN)2205Jaderholm Bo (FIN)18791-022 ≣B90?
58Mikulcik Ladislav...2245Ivkov Borislav (SRB)24161-020 ≣B90?
653Durarbeyli Vasif ...2243Ivekovic Zvonimir...20881-026 ≣B90Ch World (juniors...21 Oct 2006
518D'Innocente Stefa...2207Isonzo David (ITA)23430-128 ≣B90It (open)
859Kozganbayev Erken2206Ismailov Mukhit (...20611-027 ≣B90Tournament (open)22 Aug 2010
174Hakki Imad (SYR)2362Iskov Gert (DEN)23450-126 ≣B90It
758Zivkovic Ivan (SRB)2322Irizanin Radoje (...23390-123 ≣B90Ch Serbia (team) ...22 Sep 2008
44Arbakov Valentin ...2444Ioffe Alexander (...22731-024 ≣B90Match \
247Tarantino Silvio ...Incelli Renato1-028 ≣B90corr.
504Kotronias Vasilio...2539Ilincic Zlatko (SRB)25631-028 ≣B90Zt
230Hernandez AIbanez1-020 ≣B90It (open)
231Velasquez Manuel ...2260Ibanez1-022 ≣B90It (open)
197Lobron Eric (GER)2480Hulak Krunoslav (...25301-026 ≣B90It (cat.11)
252Wedberg Tom (SWE)2487Huenerkopf Heinz ...22851-017 ≣B90?
313Computer \Hoving Michael (NED)21961-028 ≣B90It \
927Shah Moradi Mohammad2092Hosseinipour Mehd...22571-025 ≣B90Tournament \16 Jul 2012
379Yerofeev Sergey (...2359Horst Lotar (GER)1-021 ≣B90World Tournament ...
898Heltzel Joost (NED)2211Hoffmann Michael ...24960-128 ≣B90It (open)
614Stojic Svetozar (...1978Hoffmann Achim Gu...21531-022 ≣B90Cup Doeberl26 Mar 2005
601Gur Erdal Eren (TUR)2070Hodzic Nihad (BIH)22590-126 ≣B90Cup European Club09 Oct 2004
223Ernst Thomas (SWE)2450Hjartarson Johann...25051-026 ≣B90Zt
837Brandenburg Daan ...2519Hirneise Jens (GER)22981-028 ≣B90It (open) \07 May 2010
685Bryson Douglas M ...2350Hilton Stephen (SCO)19671-024 ≣B90Ch Scotland09 Jul 2007
368Rodel WerniHeuer Boris (SUI)21541-022B90It (open)
479Muuss Klaus (GER)2000Hertel Peter (GER)22700-127 ≣B90It (open)
369Larios Crespo Man...2025Herrero H1-021 ≣B90Ch Albacete (qual.)
541Santella Amate Se...Herrera Irisberto...24390-124 ≣B90It (open)
760Garcia Linda Alex...1666Hernandez Maria P...19650-113 ≣B90Tournament (w) (a)30 Sep 2008
796Forcen Esteban Da...2308Hernandez Leon Se...21431-021 ≣B23Ch Spain (juniors...26 Jul 2009
307Sanchez Victor (COL)2269Hernandez Jairo (...22071-025 ≣B90It
907Dancs Zsolt (HUN)2156Henrichsen Jens (...18981-023 ≣B90Tournament (Elo) (a)02 Oct 2011
136Stefan Oldrich (SVK)1972Helmrich1-025 ≣B90Europe Tournament...
195Nunn John D M (ENG)2590Helmers Knut J (NOR)24651-025 ≣B90It (cat.12)
592Choisy Mathilde (...2051Heinz Timothee (FRA)21980-117 ≣B23Ch France (team) ...01 May 2004
272Beth NoelHein Joern1-022 ≣B90Europe Tournament...
421Schlamp Robert (GER)2339Hasenoehrl Markus...20601-028 ≣B90It (open)
422Rossmanith Alexan...2218Hasenoehrl Markus...20601-017 ≣B90Bayern Regionalli...
408Kammer Christoph2030Hartmann Wolfram ...22440-121 ≣B90It (open)
37Saily FransHarju Antero1-028 ≣B90?
34Molarius Reijo (FIN)Harju Antero1-016 ≣B90?
291Gobel WolfgangHanssen1-023 ≣B90corr.
225Maki Veijo (FIN)2365Hansen Curt (DEN)25000-125 ≣B90It
899Klein Andreas (GER)2089Hansch Klaus-Mich...19611-026 ≣B90It (open) (b)06 Aug 2011
933Simic Marko (CRO)1832Hamzagic Abdel (BIH)20910-113 ≣B90Ch Bosnia & Herze...27 Aug 2012
260Atanasov BorislavHamarat Tunc (AUT)0-123 ≣B90Europe Tournament...
202Krivic DHallier Karl Hein...1-025 ≣B90Europe Tournament...
111GeschbregHallier Karl Hein...1-024 ≣B90Europe Tournament...
173Malyszko AHallier Karl Hein...1-028 ≣B90Europe Tournament...
121Ertl Rolf2110Hallier Karl Hein...1-020 ≣B90corr.
122Lang HerbertHallier Karl Hein...1-021 ≣B90corr.
187Papudzinski HenrykHaller Christoph ...21951-023 ≣B90Europe Tournament...
43Nikitin Yury MHajkin1-025 ≣B90Ch URS
238Bensiek NorbertHafner M0-126 ≣B90Europe Tournament...
416Yoos John C (CAN)2335Haessel Dale R (CAN)22251-018 ≣B90It (open)
613Gandolfi Gianfran...1901Hackett Len1-020 ≣B90Ch European Union23 Mar 2005
48Vitolins Alvis (LAT)2435Gutman Lev (GER)24501-024 ≣B90?
283Rodriguez A1Gutierrez Curras ...20741-022 ≣B90It (open) \
733Mantler Hendrik (...2168Gustain Marc (GER)20641-020B90Ch Germany (junio...04 Jun 2008
844Secer Ata (TUR)2334Gunay Alper (TUR)21741-018 ≣B90Ch Turkey (team)29 Jun 2010
506Meszaros Tamas (HUN)2216Guld Attila (HUN)20971-018 ≣B90Ch Hungary (junio...15 Apr 2000
740Fernandez De Pabl...2214Guerra Mendez Jos...24110-124 ≣B90It (open)11 Jul 2008
167Garcia Gildardo (...2401Guerra Jose L (VEN)23401-027 ≣B90It
494Padeiro Jose (POR)2188Guerra Joao1-024B90It (open)
309Radola HGruszczynski Bolesla0-121 ≣B90Ch Poland (corr.)
784Kavcic Zan (SLO)2301Gruskovnjak Tomis...23630-128 ≣B90Cup Slovenia (team)24 May 2009
473Mali MihaGruskovnjak Tomis...22270-121 ≣B90It (open)
149Liberzon Vladimir...2545Gruenfeld Yehuda ...24550-128 ≣B90?
186Fiorito MarioGroiss Werner (AUT)20471-021 ≣B90Europe Tournament...
141Wittmann Walter (...2300Groiss Werner (AUT)20471-027 ≣B90Ch Austria
245Timar Zsolt (HUN)2119Groholy A0-125 ≣B90corr.
852Babarykin Stanisl...2252Grishaev Igor (RUS)19911-026 ≣B90Tournament \15 Jul 2010
816Kosteniuk Alexand...2516Grischuk Alexande...27331-024 ≣B90It \17 Nov 2009
801Rizos Georgios (GRE)2163Gripeos Kiriakos ...21720-128 ≣B90It (open) \18 Aug 2009
110Bronstein David I...2590Grigorian Karen (...25200-128 ≣B90It (young masters)
109Gulko Boris F (USA)2480Grigorian Karen (...25200-128 ≣B90?
684Hrabusa Matej (SVK)2304Green Andrew (SCO)20001-028 ≣B90Ch European Youth...08 Jul 2007
569Edwards MartinGrant Alan (SCO)22060-128 ≣B90It (open)
463Ricaurte Macancel...1844Granda Jhonny1-022 ≣B90Tournament13 Apr 1998
102Kuebler AGrabowski1-028 ≣B90Europe Tournament...
134Svenningsson JorgenGovbinder Mikhail...22000-124 ≣B90Ch World (corr.)
671Shirov Alexei (ESP)2739Gouliev Namig (AZE)25721-028 ≣B90It (active) (open)07 Apr 2007
836Manoch MauriceGoudriaan Etienne...0-119 ≣B90Ch Netherlands (j...04 May 2010
447Pascute BruceGonzalez De Cima ...0-125 ≣B90Tournament
370Alvarez Jorge (CHI)2059Gonzalez Alberto ...0-128 ≣B90corr.
599Crespo Raimundo F...2163Gomez Enguita Fra...19971-017 ≣B90It (open)
57Glauser Hansruedi...2142Goetgeluck1-026 ≣B90?
265Ziatdinov Raset (...2365Gochev Mladen (BUL)22531-023 ≣B90Ch Bulgaria
28Hartston William ...2430Gligoric Svetozar...24471-025 ≣B90It
6Maric Rudolf (YUG)2450Gligoric Svetozar...24470-120 ≣B90It
897Ivekovic Bozidar ...2218Glavan Marko (CRO)18760-123 ≣B90Ch Croatia (junio...25 Jul 2011
887Casallas Abril Da...1990Giron Yorman Omar...18761-020B90It (open)16 Apr 2011