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Sicilian, Najdorf, Opocensky Variation (6.Be2) 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2

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
107Mittermayr Gerhar...2171Cocalic Ferid (BIH)21860-121 ≣B90It (open)
626Mizhovski NikolaSzymanowski Igor0-116 ≣B90Ch World (juniors...12 Nov 2009
403Mladenov Svetlin ...2303Bonev Todor (BUL)22501-022 ≣B90Ch Bulgaria (juni...05 Feb 2004
447Mogranzini Robert...2353Gonzalez Rivero O...17891-021 ≣B90It (open)13 Jun 2005
68Moll RReinke1-020 ≣B90Europe Tournament...
242Moltchanov Roman ...2410Amoyal Pierre (FRA)22311-022 ≣B90It (open)
694Moncada Bryan (ECU)1768Hernandez Cristia...21360-121 ≣B90Ch Pan-American (...05 Jul 2011
520Mons Leon (GER)1984Gutman Lev (GER)24240-113 ≣B90It (open) \06 Sep 2007
127Monteiro Carlos A...Casquero Tomas1-012 ≣B90It (open)
546Monteiro Rodrigue...1588Perdomo Abad Jose...21420-123 ≣B90Memorial Pedro Le...01 May 2008
683Montesdeoca Artet...1487Rocandio Sanchez ...0-121 ≣B90Tournament (team) \16 Apr 2011
350Montes Vazquez Se...2019Carracedo Rodrigu...1-017 ≣B90It (open)
248Moravcik Rastisla...2098Vojtek Vladimir (...23860-123 ≣B90It (open) \
418Moreno Duarte Ana...Herrera Sosa Jess...19630-119 ≣B90Ch Pan-American (...27 Jul 2004
48Moser Klaus Prof ...2294Hommel Reinhard (...21671-023 ≣B90Ch Baden (HT)
175Moyses Jr Zich (BRA)2010Pinheiro Luiz Cla...1-014 ≣B90Ch Brasiliense (f...
84Mueller Ralf (GER)2411Hogenacker Jacque...22660-123 ≣B90It (open) \
736Mundet Jaume (ESP)2284Sanchez Viana Jor...18211-012 ≣B90It \26 May 2012
169Munoz Cruz Jose C...2231Martinez Jaime (ESP)22001-019 ≣B90It (open)
499Murphy Thomas D (...1945Shanbhag Arun N1-018B90Ch Nassau Chess Club04 Dec 2006
513Mustafaev Jamshid...2275Rajapaksha Rmcm (...21081-018 ≣B90Olympiad (under 16)06 Aug 2007
69Muster Frank (GER)2120Groeger S1-023 ≣B90corr.
184Naing Win (MYA)2037Khegai Angela (SIN)22350-123 ≣B90Ch World Cities
376Najjar Issam (LIB)Fakhani Mazen (LIB)0-123 ≣B90Ch Lebanon
719Nandhidhaa P V (IND)2139Flynn David (ENG)19781-022 ≣B90It (open)10 Dec 2011
757Nanu Florentin-Ga...1907Muresan Cristian-...17061-022 ≣B90Ch Romania (team)...04 Sep 2012
271Naranjo Espinosa ...1358Rios Juan Fernand...21090-122 ≣B90It (open)
506Navarrete Delgado...2227Marre Erwan (FRA)19070-119 ≣B90It (cat.4)22 Apr 2007
539Navratil Marek1387Nguyen Martin15731-023 ≣B90Czech League 2007...26 Jan 2008
141Nazarenus Olaf (GER)2046Szabo Zsolt Jozse...22950-121B90It (cat.2)
235Neber Akos (HUN)2169Krutti Valer (HUN)23600-122 ≣B90Ch Hungary (open)
126Nemec Otakar (CZE)1877Pretterhofer M1-014 ≣B90It (open)
66NestorIonescu0-122 ≣B90Ch Romania (corr.)
600Netzer Jacques (FRA)2147Gallant Aurelien ...19221-017 ≣B90Ch France (juniors)20 Apr 2009
313Ngo Ngoc Quang (VIE)2285Nguyen Hoai Nam (...21431-022 ≣B90It (open)
263Ngo Ngoc Quang (VIE)2285Le The1-015 ≣B90Ch Vietnam (junio...
631Nguyen Anh Tuan (...1987Nguyen Van Hai (VIE)22490-120 ≣B90Ch Vietnam (masters)13 Dec 2009
632Nguyen Hoang Anh ...1924Huynh Mai Phuong ...20930-122 ≣B90Ch Vietnam (maste...13 Dec 2009
220Nguyen Thanh PhuongBui T My Hang (VIE)1-020 ≣B90Ch Vietnam (junio...
566Nguyen Thuy DuongVu Thi Kieu Trang1-021 ≣B90Ch Vietnam (junio...04 Aug 2008
568Nguyen Tri ThienNguyen Hoang Duc0-119 ≣B90Ch Vietnam (junio...06 Aug 2008
443Nieves Fernandez ...Goettin Gerhard (...20270-119 ≣B90It (open)21 May 2005
641Nijboer Friso (NED)2582Nedilko Vasily (UKR)24071-020 ≣B90Ch Europe12 Mar 2010
586Ninov Nikolai (BUL)2528Hernandez Leon Al...22351-019 ≣B90It (cat.4)
470Ninov Nikolai (BUL)2500Rogule Laura (LAT)23371-023 ≣B90It (open)18 Feb 2006
475Ninov Nikolai (BUL)2500Riesco Lekuona Ju...19741-022 ≣B90It (open)08 Apr 2006
706Nistor Mihai (ROM)1958Donmez Unal1-014 ≣B90Ch Europe (for th...11 Sep 2011
563Nordli Anders Sam...Brokvam Roy1-016 ≣B90It (open) \02 Aug 2008
549Novikov Sviatosla...1819Ozonov Erzhen (RUS)18581-010 ≣B90Tournament (Elo)
693Novotny Adam (SVK)1807Perhacs Gejza (SVK)19670-117 ≣B90Ch Kosice26 Jun 2011
155Obrazek Karel (CZE)1957Loucek Vlastimil ...22290-122 ≣B90Ch Czech Chess Un...
759Ojosnegros Martin...1507Sanchez Romero Ruben17881-020 ≣B90Memorial Oliver G...06 Sep 2012
6O'kelly De Galway...2460Donner Jan-Hein (...24300-122 ≣B90It \
8Olafsson Fridrik ...2434Aaron Manuel (IND)23151-020 ≣B90Izt
519Omoragbon DorisMudongo Boikhutso...19351-023 ≣B90Ch Africa (w)01 Sep 2007
569Onischuk Vladimir...2496Bromberger Stefan...25041-022 ≣B90Memorial M.Najdor...09 Aug 2008
24Orden JClasta L1-020 ≣B90corr.
580Orlandi Stefano (...1965Zenatto Giuliano ...17621-021 ≣B90It (open)22 Oct 2008
321O'Rourke Ray (IRL)2071Holmes Michael (ENG)21500-120 ≣B90It (open) (weekend)
324O'Rourke Ray (IRL)2071Lappage Jonathan ...21680-122 ≣B90It (open)
680Orozco Arango Jai...Plaza Sibaja Osca...1-023 ≣B90Ch Departamental
16Ortega Ruiz Jose ...2266Minic Dragoljub (...23550-122 ≣B90Memorial Em.Lasker
368Ou Chuan Teck KelvinSabar Md Hashim (...21951-021 ≣B90It (open)
279Owocki Jacek (POL)2066Lach Ireneusz (POL)20930-120 ≣B90Ch Poland (team) ...
753Ozer Omer Faruk1755Ioannidis Evgenios19361-023 ≣B90Ch Europe (junior...19 Aug 2012
617Pacher Milan (SVK)2358Machalova Erika (...21481-020 ≣B90It (open)23 Aug 2009
557Pacher Milan (SVK)2357Csiba Dominik (SVK)21691-022 ≣B90Ch Slovakia (juni...05 Jul 2008
267Palac Mladen (CRO)2610Colovic Aleksanda...24231-022 ≣B90It (open)
457Palkova Katerina ...2014Butskhrikidze Ana...19971-023 ≣B90Ch Europe (junior...
448Panarin Michail (...2486Petzold Lutz Luka...22611-023 ≣B90Tournament \25 Jun 2005
366Papapostolou APapadakis Michali...20450-121 ≣B90It (open)
370Parak Dominik (CZE)2160Dobes Oldrich (CZE)20380-120 ≣B90It (open)
723Parra Brayan1799Dominguez Oscar20650-123 ≣B90Ch Valle (juniors...28 Jan 2012
575Pasku Llambi (ALB)2086Vukcevic Nemanja ...18840-117 ≣B90Ch Europe (junior...24 Sep 2008
266Pastir SSzegi Tomas (SVK)22460-119 ≣B90Ch Slovakia (juni...
677Patino Jairo (COL)1636Prado Segura Robi...18040-121 ≣B90Tournament (open)05 Feb 2011
492Paulauskaite Gint...1983Ijsselhof Rinske ...15181-023 ≣B90Ch Europe (junior...19 Sep 2006
456Paulauskaite Gint...1887Repina Varvara (RUS)21510-121 ≣B90Ch Europe (junior...
516Pavlidis Dimitrio...1922Marathias Panos1-021 ≣B90It (open) \16 Aug 2007
530Pavlovskiy Mikhai...2209Burdyug Konstanti...20291-014 ≣B90Tournament (junio...06 Nov 2007
446Pavoni FelipeDi Berardino Dieg...23120-123 ≣B90Ch Pan-American (...12 Jun 2005
334Pazdziora Michal ...2250Szczesniak Piotr ...19320-120 ≣B90Ch Poland (team) ...
533Peev KostaGanbaatar Gurragchaa0-121 ≣B90Ch World (juniors...27 Nov 2007
160Pejic Dragana (YUG)2092Cvetanovic Gordan...18171-021 ≣B90Ch Yugoslavia (te...
560Perez Castellano ...1539Villasenor Rubio ...18070-119 ≣B90Ch Spain (juniors...17 Jul 2008
466Perez Celis Alba ...1870Rodriguez Fernand...19761-019 ≣B90It (open)26 Nov 2005
192Perez Leonardo2075Vidal Alejandro20951-023 ≣B90It (open)
551Perez Olarte C2043Marin Henry (COL)18661-019 ≣B90Ch Pan-American (...12 Jun 2008
601Perez Olarte Cesa...2102Tautiva Cristian ...20181-019 ≣B90Ch Colombia (qual)01 May 2009
390Persowski Slawomi...2217Szefer Michal (POL)19991-014 ≣B90Ch Poland (team) ...
19Petersen Peter Bi...2153Bouaziz Slim (TUN)23380-117 ≣B90Olympiad
255Petersen Steffen ...1898Jorgensen Carina ...20271-021 ≣B90It (open) \
36Peters John A (USA)2370Grefe John A (USA)24250-122 ≣B90?
92Peterson Emery (GER)2165Gebhardt Jochen20001-020 ≣B90Ch RLP (juniors) ...
404Petrik Tomas (SVK)2450Sobek Jaroslav (CZE)23211-023 ≣B90Extra League 2003/0408 Feb 2004
505Petrovs Aleksandr...1789Demidowicz Maria ...20400-119 ≣B90It (open)10 Apr 2007
208Peyton CarrieCuzar Ford1-021 ≣B90It \
371Pham Phu DucLuu Cong Duc1-018B90Ch Vietnam (junio...03 Aug 2002
149Phan Duy Thanh (VIE)Nguyen Thanh Trung1-022 ≣B90Tournament (open)
453Phan Luong (VIE)1829Tran Duc Long (VIE)0-122 ≣B90Ch Vietnam (team)