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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
916Kuba Jindrich (CZE)2211Blecha Miroslav (...22300-120 ≣B90Czech League 2011...19 Feb 2012
741Wyss Jonas (SUI)2211Roelli Sabrina (SUI)20051-024B90Ch Switzerland (o...11 Jul 2008
898Heltzel Joost (NED)2211Hoffmann Michael ...24960-128 ≣B90It (open)
809Schut Lisa (NED)2212Sprangers Remco (...22220-126 ≣B90Ch Netherlands (t...26 Sep 2009
404De La Fuente Maya...2212Paunovic Tomislav...24050-122 ≣B90It (open) \
835Kovtunenko Alexan...2213Frolova Ekaterina...20631-025 ≣B90It (open) \01 May 2010
740Fernandez De Pabl...2214Guerra Mendez Jos...24110-124 ≣B90It (open)11 Jul 2008
523Baumgardt Uwe (GER)2214Doell Detlef (GER)21081-028 ≣B90Landesliga Berlin...21 Jan 2001
647Tayar Jonathan (CAN)2214Livshits Ron (CAN)23551-023 ≣B90Zt21 Aug 2006
145Vetter Herbert (GER)2215Andre1-024 ≣B90Ch Germany (team)...
752Vavric Pavel (MDA)2216Aswin Jayaram (IND)24370-121 ≣B90Ch World (juniors...04 Aug 2008
506Meszaros Tamas (HUN)2216Guld Attila (HUN)20971-018 ≣B90Ch Hungary (junio...15 Apr 2000
418Kosebay Osman (TUR)2216Sanchez Guirado F...23601-026 ≣B90It (open) \
255Van Der Tuuk Jaap...2218Timman Jan H (NED)26200-119 ≣B90It (thematic)
897Ivekovic Bozidar ...2218Glavan Marko (CRO)18760-123 ≣B90Ch Croatia (junio...25 Jul 2011
422Rossmanith Alexan...2218Hasenoehrl Markus...20601-017 ≣B90Bayern Regionalli...
112Morgado Juan J (ARG)2219Rolle Hannes1-028 ≣B90World Tournament ...
63Morgado Juan J (ARG)2219Ravizza Luis1-023 ≣B90corr.
721Bjarnason Saevar ...2219Malisauskas Vidma...24790-126 ≣B90It (open)11 Mar 2008
561Fernandez De Pabl...2222Madina Martin (ARG)22740-117 ≣B90It (open)
934Barzanu Iulian (ROM)2222Kolev Atanas (BUL)26041-024 ≣B90Memorial Kesarovs...09 Sep 2012
846Bagi Mate (HUN)2224Feher Adam (HUN)23480-127 ≣B90Ch Hungary (junio...01 Jul 2010
930Tillyaev Ulugbek ...2224Zaynidinov Siroji...20221-023 ≣B90Cup Hokim (open)30 Jul 2012
588Fedoseev Sergey (...2225Fayzrakhmanov Gen...1-026 ≣B90Ch Russia (junior...
285Litovicius Miguel...2226Martinez Acosta Pedr1-026 ≣B90Memorial Ellerman...
31Bokor Istvan (HUN)2226Ribli Zoltan (HUN)25881-026 ≣B90Ch Hungary
869Matthews Shane (JAM)2227Seegolam Pradeep ...20401-021 ≣B90Olympiad25 Sep 2010
266Namyslo Holger (GER)2228Ott Frank (GER)23130-125 ≣B90Ch Baden-Wuerttem...
805Botta Gabriele (SUI)2228Vukcevic Nemanja ...19961-028 ≣B90Ch Europe (junior...07 Sep 2009
402Dusper Hrvoje (CRO)2230Zemerov Vladimir ...24200-126 ≣B90Cup Tenkes (open)
644Klokas Konstantin...2231Erdogdu Mert (TUR)23830-118 ≣B90It (open) \19 Aug 2006
585Martin Perez Javi...2232Pereira Figueroa ...20971-021 ≣B90It (open)18 Feb 2004
871Niehaus Frank (GER)2232Kachibadze Georg ...22720-128 ≣B90It (open) \20 Oct 2010
921Boehmer Christian...2233Koch Markus (GER)21040-127 ≣B90Oberliga East B 2...15 Apr 2012
538Mikhalichenko Vla...2234Zubov Oleksander ...23290-125 ≣B90Ch Ukraine (junio...
913Nepomucky Ondrej ...2234Sobek Jaroslav (CZE)22671-021 ≣B90Ch Czech Republic...11 Dec 2011
572Trkaljanov Vladim...2235Berlinsky Vladimi...23471-025 ≣B90It \
645Lee Vicente (CAN)2236Kenney Jason (CAN)21431-027 ≣B90Zt19 Aug 2006
666Konijn Bart (NED)2239Becker Martin (GER)23650-124 ≣B90NRW-liga 2006/0725 Feb 2007
521Zenklusen Rico (SUI)2240Patuzzo Fabricio ...23181-022 ≣B90Ch Switzerland (t...
79Poulsen Allan (DEN)2242Clara Hans Joachi...23790-126 ≣B90Ch World (students)
858Ismail Shereif (EGY)2243Dimopoulos Dimitr...19531-022 ≣B90It (open)20 Aug 2010
653Durarbeyli Vasif ...2243Ivekovic Zvonimir...20881-026 ≣B90Ch World (juniors...21 Oct 2006
254Schwartz Arie (NED)2243Du Chattel Philip...22601-024 ≣B90It (thematic)
372Namyslo Holger (GER)2245Astengo Corrado (...21801-028 ≣B90It (open)
457Amrein Roland (HUN)2245Talaber Istvan (HUN)19191-019 ≣B90Ch Hungary (open)
467Blazkova Petra (CZE)2245Virostko Petr (CZE)22531-021 ≣B90Moravian League 1...
58Mikulcik Ladislav...2245Ivkov Borislav (SRB)24161-020 ≣B90?
856Szopka Dariusz (POL)2246Stachura Blazej (...18591-019 ≣B90Memorial Marka Pi...04 Aug 2010
280Borisov Venjamin ...2248Shalnev Nicolai (...23380-123 ≣B90?
714Nesterovsky Alex ...2249Alexikov Alexande...23711-027 ≣B90Tournament \
606Le Thi Phuong Lie...2249Nguyen Thi Thanh ...23451-024 ≣B90Ch Vietnam (w)30 Nov 2004
358Leuw Micha (NED)2249Van Wely Loek (NED)25850-122 ≣B90It (open)
54Lukianenko Evgeni...2250Sakharov Yuri N (...24750-122 ≣B90?
841Hoolt Sarah (GER)2251Rittemann Steffen...21751-027 ≣B90Ch Germany (junio...09 Jun 2010
922Contreras Henry (...2252Galvis Carlos Alb...19791-026 ≣B90Tournament (qual)...26 Apr 2012
852Babarykin Stanisl...2252Grishaev Igor (RUS)19911-026 ≣B90Tournament \15 Jul 2010
107Grinfeld Alla B (...2253Szekely0-124 ≣B90Ch Europe (junior...
468Langer Michael (USA)2253Endsley Barry E1-022 ≣B90It (open) \
499Diepeveen Vincent...2254Bosch Jeroen (NED)24050-127 ≣B90Ch Netherlands (t...
15Olsson Ake (SWE)2255Burehall Arne1-026 ≣B90Ch Sweden
99Bessenay Maurice ...2255Fedder Steen (DEN)23800-115 ≣B90Olympiad (student...
414Fejzullahu Afrim ...2255Loginov Valery A ...25250-123 ≣B90It (open)
407Brdicko Petr (CZE)2255Zagorskis Darius ...25200-128 ≣B90It (open) \
702Darazs Zoltan (HUN)2256Lantos Attila (HUN)20041-014 ≣B90Tournament (Elo) (a)04 Nov 2007
657Humphrey Jonathan...2256Dombai Istvan (HUN)22071-027 ≣B90It (cat.2) (a)04 Dec 2006
703Sahl Bjarke (NOR)2259Elsness Frode (NOR)24290-123 ≣B90Ch Norway (team) ...11 Nov 2007
652Sahl Bjarke (NOR)2259Georgiev Kiril (MKD)26800-127 ≣B90Cup European Club08 Oct 2006
23Hennings Artur (GER)2260Kavalek Lubomir (...25271-026 ≣B90Olympiad (student...
231Velasquez Manuel ...2260Ibanez1-022 ≣B90It (open)
166Levchenkov Vitaly...2260Zilberstein David...25001-027 ≣B90Ch URS (1/2 final)
533Carbonnel Pierre ...2263Mudelsee Manfred ...22911-022 ≣B90Bundesliga (2nd) ...
131Tratatovici Moise...2265Urzica Aurel (ROM)23900-127 ≣B90Ch Romania
127Tratatovici Moise...2265Urzica Aurel (ROM)23900-126 ≣B90Ch Romania
199Pellant Timothy (...2265Wong Phil20841-018 ≣B90It \
818Phadke Sohan (IND)2266Tan Weiliang (SIN)21630-116 ≣B90It \12 Dec 2009
490Roeberg Frank (GER)2267Kersten Uwe (GER)23390-126 ≣B90Ch Hessen
598Fernandez Siles L...2267Gamundi Salamanca...24391-025 ≣B90It (open)04 Sep 2004
183Sevo Dusan (SRB)2268Matkovic Tonci (CRO)23021-027 ≣B90It (open)
307Sanchez Victor (COL)2269Hernandez Jairo (...22071-025 ≣B90It
458Rajlich Vasik G (...2270Ashley Maurice (USA)24900-123 ≣B90It (open)
376Wacker Peter (GER)2270Koscielski Janus ...23661-022B90It (open) \
423Ayas Fernandez An...2270Movsziszian Karen...24700-124 ≣B90It (open)
259Ivan Attila (HUN)2271Spasov Vasil (BUL)25901-028 ≣B90It (open)
482Lafont De Sentena...2274Constantin David ...20830-126 ≣B90It (open)
709Sukandar Irine Kh...2275Nolte Rolando (PHI)24020-124 ≣B90Cup Pichay (open)06 Dec 2007
5Bakulin Nikolac I...2275Tolush Alexander ...1-026 ≣B90It \
2Grabczewski Romua...2275Matkowski Wiktor22001-021 ≣B90Ch Poland
52Grabczewski Romua...2275Adamski Jan (POL)22970-126 ≣B90Ch Poland
501Abergel Thal (FRA)2279Kokorev Dmitry (RUS)0-125 ≣B90Ch World (juniors...
487Dzjuba Vsevolod (...2279Vaulin Alexander ...25520-121 ≣B90It (open)
267Subasic Ilijas (BIH)2279Marjanovic Slavol...25050-125 ≣B90It
602Zeleznik Alojz (SLO)2280Mencinger Vojko (...23430-120 ≣B90Ch Slovenia (team...05 Nov 2004
290Schulte-Bartold C...2280Lehmann Holger (GER)21871-022 ≣B90It (open)
439Semenova Irina (RUS)2280Manafov Ilkin (AZE)21271-026 ≣B90It (open) \
229Cigan Stefan (SLO)2280Ribli Zoltan (HUN)26050-122 ≣B90It
710Ratushny Vladimir...2281Olejarczyk Bogdan...22031-028 ≣B90It (open) (under ...07 Dec 2007
849Zimmermann Julian...2281Kopylov Mihail (UKR)24461-024 ≣B90It \14 Jul 2010
906Apryshko Gleb (RUS)2282Gabuzyan Hovhanne...24040-125 ≣B90Ch Europe (junior...17 Sep 2011
394Moore Harry (CAN)2283Anderson Renard (...22280-124 ≣B90Memorial P.Keres ...