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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
772Maze Sebastien (FRA)2546Papadopoulos I (GRE)24441-020 ≣B90Ch Europe14 Mar 2009
12Mazzoni Guy (FRA)2191Simonovic Borko1-022 ≣B90?
258Medeiros MarneLima B1-020 ≣B90corr.
641Medina Ricardo (HON)2052Rajapakse Mudiyan...1-027 ≣B90Olympiad02 Jun 2006
800Melia Salome (GEO)2441Stiri Alexandra (...21631-023 ≣B90It (open) \10 Aug 2009
72Melnick PBurrows Daniel1-023 ≣B90corr.
193MelzerVokler1-024 ≣B90corr.
262Melzer GeorgKarnitzschky M1-025 ≣B90corr.
338Mendoza V Oscar EPerez S Juan Fran...0-120 ≣B90Tournament (qual)
926Mesaros Florian (...2036Recklingloh Frank...21880-126 ≣B90It (open)12 Jul 2012
525Meszaros Tamas (HUN)2364Solti Laszlo (HUN)20951-025B90Cup Tenkes (open)19 Nov 2001
506Meszaros Tamas (HUN)2216Guld Attila (HUN)20971-018 ≣B90Ch Hungary (junio...15 Apr 2000
717Meurs Tom (NED)2110Paulet Iosefina (...23070-127 ≣B90It (open)16 Feb 2008
914Mihajlov Svetosla...2101Nwachukwu Chino (...19711-027 ≣B90It (open) \02 Feb 2012
538Mikhalichenko Vla...2234Zubov Oleksander ...23290-125 ≣B90Ch Ukraine (junio...
58Mikulcik Ladislav...2245Ivkov Borislav (SRB)24161-020 ≣B90?
564Milher AlbertoCuberli Emiliano ...21360-128 ≣B90It (open)
900Milosevic Jovana ...1767Milosavljevic Mil...18960-127 ≣B90Ch Serbia (junior...07 Aug 2011
621Minakov VitaliyShvydchenko Sergey0-128 ≣B90Memorial Sakharov...13 Jul 2005
13Minic Dragoljub (...2355Korchnoi Viktor (...25561-024 ≣B90Match \
773Mkrtchian Lilit (...2467Romanko-Guseva Ma...24471-028 ≣B90Ch Europe (w)19 Mar 2009
274Moilanen OlliKorhonen0-125 ≣B90Ch Finland (team)
34Molarius Reijo (FIN)Harju Antero1-016 ≣B90?
25Molarius Reijo (FIN)Multala Anton0-125 ≣B90?
352Molarius Reijo (FIN)Nagel Herbert (AUT)21071-020 ≣B90?
328Moldovan Daniel (...2436Bouaziz Slim (TUN)23380-121 ≣B90It
424Monakhov S S (RUS)2132Filippov N1-019 ≣B90Ch Moscow (open)
567Monsieux Cyril (FRA)2187Delorme Axel (FRA)21851-020 ≣B90Ch France (junior...
394Moore Harry (CAN)2283Anderson Renard (...22280-124 ≣B90Memorial P.Keres ...
609Moranda Wojciech ...2458Carstensen Jacob ...23111-026B90It (open)29 Dec 2004
112Morgado Juan J (ARG)2219Rolle Hannes1-028 ≣B90World Tournament ...
63Morgado Juan J (ARG)2219Ravizza Luis1-023 ≣B90corr.
151Morris Walter D (...2380Poulsen Allan (DEN)23500-123 ≣B90It (open)
156Morris Walter D (...2380Fedder Steen (DEN)24100-123 ≣B90Ch Cleveland
321Mroz AntoniKociszewski D1-022 ≣B90corr.
327Mudrochova Helena...2080Slekys Emilis (LTU)23060-124 ≣B90It (open) \
412Mudrochova Helena...2080Tokos Jozef (SVK)19990-128 ≣B90Slovak League (2n...
59Muller Hans (AUT)Delplancq P1-027 ≣B90corr.
210MullingRudolph W1-022 ≣B90corr.
88Multala AntonSchwibbe Rudolf1-025 ≣B90?
159Murey Jacob (ISR)2429Pinter Jozsef (HUN)25350-126 ≣B90Olympiad
903Musialkiewicz Jan...2150Obrusnik Michal (...22551-024 ≣B90It (open) \27 Aug 2011
207Mustelin JuhaniLaine Erkki (FIN)1-028 ≣B90?
479Muuss Klaus (GER)2000Hertel Peter (GER)22700-127 ≣B90It (open)
670Nadeev Sergey (RUS)2325Voronin Nikita (RUS)21051-022 ≣B90Ch Central Region25 Mar 2007
372Namyslo Holger (GER)2245Astengo Corrado (...21801-028 ≣B90It (open)
266Namyslo Holger (GER)2228Ott Frank (GER)23130-125 ≣B90Ch Baden-Wuerttem...
428Nataf Igor-Alexan...2440Akesson Ralf (SWE)25201-023 ≣B90It (cat.10)
445Naxakis Theodoros...Askarov Marat (RUS)24940-117 ≣B90Ch Europe (junior...
912Nemeth Miklos (HUN)2452Sandhoefner Flori...22051-018 ≣B90Bundesliga B Mitt...03 Dec 2011
913Nepomucky Ondrej ...2234Sobek Jaroslav (CZE)22671-021 ≣B90Ch Czech Republic...11 Dec 2011
714Nesterovsky Alex ...2249Alexikov Alexande...23711-027 ≣B90Tournament \
554Nevanlinna Risto ...2343Roeder Mathias (GER)24421-09 ≣B90It (open)15 Jan 2002
646Nguyen Anh Dung (...2541Zakaria Fairin (MAS)22251-026 ≣B90It (open)21 Aug 2006
871Niehaus Frank (GER)2232Kachibadze Georg ...22720-128 ≣B90It (open) \20 Oct 2010
765Nigmatov OrtikElistratov Semen1-020 ≣B90Ch World (juniors...30 Oct 2008
43Nikitin Yury MHajkin1-025 ≣B90Ch URS
51Nilsson Sven (SWE)Geller Efim P (RUS)24550-120 ≣B90It
385Nina Miguel (PER)2298Robledo Manuel (PER)22060-127 ≣B90Ch Peru (1/2 final)
798Nithander Victor ...2422Ruecker Benjamin ...22581-024 ≣B90It (open)29 Jul 2009
465Noirot Florent (FRA)2096Delalande Thierry...21361-016 ≣B90It (open)
85Noria Joaquin (ESP)2305Thannheiser Thoma...22521-027 ≣B90Ch Europe (team) ...
287Nowak StanislavMarkiewicz Maria1-020 ≣B90Memorial Jadasza ...
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 \
294Obad ANovikov Igor A (USA)25000-125 ≣B90?
608Oertel David (GER)2013Seiler Sascha (GER)20540-122B90Ch Germany (junio...29 Dec 2004
320Oim Tonu (EST)Prada Rubin Ferna...21691-022 ≣B90It (active)
270Olbrisch Manfred ...2063Paulus H1-025 ≣B90corr.
723Oliveira Silvio E...2345Quiroga Facundo (...23351-018 ≣B90It (a)26 Mar 2008
15Olsson Ake (SWE)2255Burehall Arne1-026 ≣B90Ch Sweden
807Omarsson Dadi (ISL)2091Vukcevic Nemanja ...19961-025 ≣B90Ch Europe (junior...09 Sep 2009
885Oms Fuentes Lluis...2314Gardela Batlle Jo...22021-023 ≣B90Ch Catalunia (tea...05 Mar 2011
178Onime IAlzate Dario (COL)23650-127 ≣B90Olympiad
299Oppici Gabriele (...1964Rolle Hannes1-024 ≣B90World Tournament ...
674Osswald Luis (GER)1965Siebarth Raiko (GER)22460-117 ≣B90Ch Germany (junio...20 May 2007
866Pacher Milan (SVK)2449Kalugampitiya R S...20951-021 ≣B90Ch World (univers...05 Sep 2010
802Pac Maciej (POL)1830Mazalon Mariusz (...21670-127 ≣B90It (open) (b)20 Aug 2009
494Padeiro Jose (POR)2188Guerra Joao1-024B90It (open)
396Pagnoncelli Marco...2121Battaggia Piergio...20430-128 ≣B90It (open)
36Pahta PenttiSaily Frans1-019 ≣B90?
35Pahta PenttiMolarius Reijo (FIN)1-028 ≣B90?
61Palmiotto Fiorent...2104Scalisi Salvatore1-028 ≣B90?
155Palomaki PekkaSchlupeck Helmut1-026 ≣B90?
894Papakonstantinou ...1809Pauloy Dimitrios-...17321-018 ≣B90Ch Greece (junior...25 Jun 2011
187Papudzinski HenrykHaller Christoph ...21951-023 ≣B90Europe Tournament...
16Parma Bruno (SLO)2480Ramirez Guerrero ...20361-025 ≣B90?
217Parodi PedroCranbourne Carlos...22611-027 ≣B90corr.
447Pascute BruceGonzalez De Cima ...0-125 ≣B90Tournament
232Paulucci NestorRiccio Ernesto1-021 ≣B90Ch Argentina (corr.)
509Pavlovic Milos (SRB)2488Roschina Tatiana ...23001-026 ≣B90It (open)
384Pax Horst Dr (GER)2146Puth Dieter (GER)21710-117 ≣B90Ch Reinland
199Pellant Timothy (...2265Wong Phil20841-018 ≣B90It \
919Perez Fernando David1692Zuleta Juan Esteban18030-124 ≣B90Ch Department (ju...23 Mar 2012
905Perez Gormaz Matias2188Olivares Olivares...22031-025 ≣B90Tournament (open)14 Sep 2011
502Perez Luis Manuel...2381Castro Luaces Jos...21531-024 ≣B90It (open)
719Perez Luis Manuel...2521Naranjo Moreno An...22741-026 ≣B90It (open)26 Feb 2008
317Perez Orelvis (CUB)2451Menvielle Lacourr...22611-022 ≣B90It (open)
697Perez Orelvis (CUB)2421Martinez Escriban...20271-026 ≣B90It (open)10 Oct 2007
391Perez Pastora Eva...2180Pazo R0-115 ≣B90Tournament