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Sicilian, Dragon, Classical, 9.Nb3 Notation: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. 0-0 0-0 9. Nb3

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
313Lynch PCasey Eoghan1-026 ≣B70It (open) (b)
419Lysenko Albina (UKR)1862Otroshenko Irina ...0-129 ≣B70Ch Ukraine (junio...
568Machalova Veronik...2192Zavacky Peter (CZE)21081-026 ≣B70Ch Slovakia (open)11 Jul 2007
497Makarenko Alexand...2090Belova Olga (RUS)20091-032 ≣B70Ch Privolzhskogo ...
574Makhmutov BagratSatvik M (IND)19070-118 ≣B70Ch Asia (juniors)...24 Aug 2007
671Makienko Vladisla...2156Usov Alexander (RUS)16831-028 ≣B54Memorial V.Urbano...15 Feb 2010
449Makka Evanthia (GRE)2032Kampitsis Vasilio...22581-028 ≣B32It (open)
22MalashkhiaPetrosian Tigran ...25801-019 ≣B53Ch Georgia
494Malecki Rafal (POL)2171Caba Tomasz (POL)21530-130 ≣B32Ch Poland (team) ...09 Sep 2004
410Malzer Werner (GER)1943Engl Heinz (GER)21270-127 ≣B70It (open)
58Mangini Jose ThiagoCamara Helder (BRA)23470-126 ≣B70Ch Brazil
46Mangini Jose ThiagoIncutto Carlos22001-033 ≣B33It
647Marchena Hurtado ...1785Davidovas Chanano...1-016 ≣B70Ch Spain (juniors...04 Jul 2009
1Marco Georg (AUT)Maroczy Geza (HUN)0-131 ≣B32It
146Marecek M (SVK)Toscas S1-020 ≣B70Ch Europe (corr.)
699Marinsek Tomaz (SLO)2161Baric Dusan (SLO)21121-016 ≣B70Ch Slovenia (team...08 Oct 2010
518Markantonaki Hari...2161Kovacs Ondina (ROM)19971-031 ≣B33Ch Europe (junior...
220Marley Justin C (...2035Sakhatova Elvira ...23000-133 ≣B27It (open)
232Martinez Gil Joaq...2019Sola Porcuna Fran...1-028 ≣B70Tournament (open)
693Martinez Lelys (CUB)2507Padrosa Baro Carl...18621-029 ≣B23It (open)11 Aug 2010
545Martinez Pelaez D...1986Goiria Montoya Anton1-029 ≣B30Ch Bizkaia 18 Nov 2006
238Martin Joel (FRA)2041Duponchel Claude0-123 ≣B70It (open)
241Martin Juan Manue...2255Minzer Claudio Ja...23900-122 ≣B32It (open)
624Martins Anderson ...2079Johansen Kai-Roge...20690-127 ≣B33Olympiad (for the...21 Oct 2008
753Massoni Michael (...2341Hamdouchi Hichem ...26170-125 ≣B54It (open)27 Apr 2012
250Mauba Solomon (RSA)Mills Robert (RSA)20911-027 ≣B70It (open)
710Mauquoi Rudi (LUX)2024Videnova Iva (BUL)23140-131 ≣B70It (open)28 Feb 2011
603Mayer Istvan (HUN)2136Schreuder Peters ...19471-029 ≣B32Tournament (Elo) (a)17 Jul 2008
566Mayer Istvan (HUN)2093Szalanczy Emil (HUN)23840-125 ≣B70It (cat.2) (a)08 Jul 2007
713Medvedovski Micha...1922Hofmann Christoph16970-130 ≣B32Ch Hessen (junior...
590Melecky Jaroslav ...2059Prokop Tomas18071-031 ≣B33Czech League 2007...24 Feb 2008
409Melero Morales Ja...2067Bajo Gutierrez Ig...22990-133B53Ch Asturias
716Meriatul QibtiyahMunir Azizi Bin A...19111-019 ≣B70Ch Asian Cities (...27 Apr 2011
571Mestre Bellido He...2307Eguia Cambero Ign...19031-030B32Ch Spain (juniors...29 Jul 2007
567Mestre Bellido He...2307Perez Orelvis (CUB)24210-126 ≣B70It (open)09 Jul 2007
8MeszarosWessel0-119 ≣B33It
505Meunier Samuel (FRA)1935Gasior Jerome (FRA)21250-128 ≣B70It (open)
174Meydan Arie (AUS)1887Collins P0-120 ≣B70Ch Australia (res...
40Milic Borislav (YUG)Matanovic Aleksan...24901-030 ≣B32Ch Yugoslavia
12Milner Barry Phil...Poulsen Christian0-127 ≣B33Olympiad
540Mkrtchian Lilit (...2468Kosintseva Nadezh...24930-128 ≣B70Cup European Club...10 Oct 2006
708Mladenov Svetlin ...2450Litwak Aleksej (GER)22761-027 ≣B70Oberliga NRW 2010/1130 Jan 2011
762Modes Andre Vinicius1693Jonas Tiago Filip...18470-120 ≣B27Tournament (open)16 Sep 2012
358Modla JuergenThalwitzer David ...21360-132 ≣B50It (open)
661Montiel Miguelez ...1964Woods Connor (SCO)19961-030 ≣B70It (open) (u2000)04 Dec 2009
587Moreno Ana Maria ...2065Ramirez Heimy (COL)20270-121 ≣B70Ch Colombia (juni...27 Jan 2008
370Moreno Mestre Jul...2040Navarro Alonso Jo...21631-026 ≣B33Ch Spain (juniors...
7Moritz BrunoEngels Ludwig (GER)0-133 ≣B33Ch Germany
98Morovic Fernandez...2582Rantanen Yrjo A (...24201-026 ≣B27Olympiad
381Morrison William ...2371Wojtkiewicz Aleks...25670-132 ≣B27It (open)
500Moussard Jules (FRA)2008Auvray Juliette (...19781-028B32Ch France (team) ...20 Dec 2004
736Movileanu Daniela...2041Salazar Aura Cris...22370-123 ≣B70Ch World (juniors...20 Nov 2011
675Mucha Roman (POL)2166Swiech Przemyslaw...14481-019 ≣B23Ch Poland (junior...11 Mar 2010
461Mudelsee Manfred ...2291Stoll Ferdinand (...22770-130 ≣B70Bundesliga (2nd) ...17 Nov 2002
305Mueller Achim (GER)1992Schracke Guido (GER)21810-130 ≣B30It (open)
168Mueller Boge MSchmitz Joachim (...23210-127 ≣B32Oberliga NRW 1991/92
502Mueller Heinz (GER)2194Fischer Gerd (GER)21810-126 ≣B70Ch Mittelfranken ...24 Mar 2005
95Mueller PaulKretschmer Helmut0-133 ≣B70Ch DDR (corr.)
287Mukhortova Elena ...2101Fatalibekova Elen...22951-033 ≣B32Ch Moscow (w)
317Muller Anne (FRA)2095Moingt Jean-Claud...22901-032 ≣B70Ch France (team) ...
637Muradov AzimSeverin Alexey0-110 ≣B32Ch Russia (junior...
577Muslija Idris (CRO)2251Stojanovski Dejan...24050-125 ≣B32Ch Croatia (team)...26 Sep 2007
54Myagmarsuren Lham...2199Soos (ROM)0-133 ≣B27Olympiad
630Nadvesnik Maja (SLO)1848Ankerst Milka (SLO)21030-125 ≣B32Ch Slovenia (team...04 Dec 2008
31Nash EdmundDonovan Jeremiah0-119 ≣B70It (open)
570Navarro Stefano (...2258Dvirnyy Daniyyl (...23331-027 ≣B70Ch Italy (juniors...20 Jul 2007
702Navarro Tiago Cun...2213Zardini Ubirajara16051-022 ≣B32It (open)12 Nov 2010
544Nekvapil Pavel (CZE)2039Uricar Jakub (CZE)20760-123 ≣B32Czech League 2006...12 Nov 2006
604Newrkla Katharina...2071Bauer Marie-Chris...18400-129 ≣B32Ch Austria (w)21 Jul 2008
654Nguyen HieuShevtsov Kirill0-129 ≣B70Tournament (open)10 Oct 2009
312Nguyen Huy Cuong ...Nguyen Hoang Ha0-123 ≣B70Ch Vietnam (junio...
379Nguyen Kim-David ...2118Gufeld Eduard (USA)24540-123 ≣B32It (open)
492Nguyen Ngoc Thanh...Nguyen Tran Ngoc ...0-129 ≣B32Ch Vietnam (junio...10 Aug 2004
289Nguyen TrucNgo Ngoc Quang (VIE)22850-126 ≣B70Ch Vietnam (junio...
131Nijboer Friso (NED)2545Doery Jeno (HUN)22760-126 ≣B32It
162Nilsen MatsAndersson Niklas19961-015 ≣B70Ch Sweden (corr.)
43Nitsche WernerThiede Franz1-031 ≣B70Ch DDR (juniors) ...14 Aug 1955
498Novikov Sergey (RUS)2231Nozdrachev Vladis...24630-122 ≣B32Ch Central Region...09 Nov 2004
706Nukin Batyrbek (KAZ)1953Bauyrzhanova Klar...16921-019 ≣B70It (open)09 Dec 2010
689Okay Ilkin Ege (TUR)1941Olcum Ahmet (TUR)19141-032B32Ch World (schools...29 Jul 2010
669Olesen Poul Erik ...2110Carlsten Peter (SWE)20971-032 ≣B27Ch Europe (senior...13 Feb 2010
142Olsen Peter Erik ...2247Skousen Nikolai (...22470-131 ≣B32Ch Denmark (team)...
240Oltra Caurin Ramo...2390Mompo Ballester V...22011-033 ≣B32It (open)
75Oney Feridun (TUR)2250Knight Timothy22001-027 ≣B70Ch Europe (juniors)
84Ornstein Axel (SWE)2425Heim Sverre (NOR)23151-032 ≣B70It (open) \
688O'Rourke Ray (IRL)2038Mccabe Darren (IRL)20060-131 ≣B70Ch Ireland09 Jul 2010
685Orozco Luz Elena ...2129Castrillon Meliss...20131-033 ≣B70Ch Colombia (w)26 Jun 2010
55Ortega Lexy (ITA)2475Brinck-Claussen B...22631-028 ≣B33Olympiad
433Ortiz Fernandez-V...2120Gonzalez Fuente C...22650-131 ≣B32Memorial P.Moran
117O'Siochru Maureda...Ferrer-Lucas Pepi...0-121 ≣B32?
304Pablo CantoraMarcos Molina1-029 ≣B70Ch Asturias (team)
186Paglilla Carlos (...2326Cortes Bueno Jesu...22311-027 ≣B32It (open)
208Pamies Martinez L...1956Vives Font Raquel1-019 ≣B70It (open)
485Panov Anatoly (RUS)2048Lugovskoy Dmitriy...20021-030 ≣B70Ch Russia (junior...
464Pap Misa (SRB)2387Babic Gabrijel (CRO)19511-025 ≣B32It (open)
704Parra Brayan (COL)1826Valdeblanquez Jei...1-028 ≣B32Ch Pan-American (...19 Nov 2010
658Pasiev Rakhim (RUS)2309Havas Janko (CRO)20861-031 ≣B70Ch World (juniors...16 Nov 2009
591Pasiev Rakhim (RUS)2173Abramichev Artyom...20031-029 ≣B33Ch Russia (junior...
366Pastores TancredoSzucs Vladimir (SVK)22050-130 ≣B70Ch Slovakia
152Pastor Pons Pedro...2143Martin Gonzalez A...24000-130 ≣B70Ch Spain