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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
309Rios Alejandro (COL)2325Martinez Ricardo ...21721-023 ≣B32It
392Rinkinen SimoNyback Jukka (FIN)21371-027 ≣B30It (open)
595Riha Jaroslav (CZE)1948Kandrik Antonin (...19611-030 ≣B70It (open)30 Apr 2008
213Riccio ErnestoFrank Mario (ARG)22010-130 ≣B70corr.
210Rhodin Christian ...2223Golubev Mikhail (...24950-123 ≣B70It (open)
200Rembowski KJedlicka Lubos (CZE)21310-131 ≣B70It (open)
26Rellstab Ludwig S...2265Duenhaupt HW (GER)1-031 ≣B33It
325Reith Jochen (GER)2103Metzger Fabian0-116 ≣B70Badische ch (juni...
239Reiser DanielHippe Franziska (...19720-131 ≣B70Ch Germany (junio...
47Ravinsky Grigory ...Simagin Vladimir ...0-125 ≣B70?
38Ravinsky Grigory ...Ljublinsky Victor...1-027 ≣B32Ch URS (1/2 final)
65Rasmussen Poul (DEN)Lobigas Julian (PHI)23250-132 ≣B33It
724Rasmussen Lars (DEN)1966Rauramaa Kari (FIN)22070-126 ≣B70It (open) \06 Aug 2011
690Rasmussen Henning...1860Danielsen Henrik ...25290-122 ≣B32Simultan02 Aug 2010
324Rantanen Yrjo A (...2360Henriksson Svante...21511-022 ≣B70It \
714Ramos Juan ManuelVillamil Nahum Jo...18280-127 ≣B53Tournament (junio...05 Apr 2011
202Ralle Pierre (FRA)2090Fournier Patricia1-033 ≣B32It (open)
633Raigosa NataliaBlandon Luis Guil...19590-126 ≣B70Tournament (open)
24Ragozin Viachesla...Taimanov Mark E (...23861-026 ≣B70Ch Leningrad
555Radulski Julian (...2519Drenchev Petar (BUL)24441-028 ≣B70Memorial Giorgi T...09 Feb 2007
158Radics Laszlo (HUN)1979Kun Sandor (HUN)20421-029B70Ch Hungary (team)...
441Radic Bojan (BIH)2160Gerzhoy Leonid (CAN)23800-116 ≣B33Ch World (juniors...
326Raddatz StephanieRohde Thomas (DEN)19891-025 ≣B70It (open)
488Radchuk Yana (RUS)Nogai Alla (RUS)0-123 ≣B70Ch Russia (junior...
365Rada Daniel EloyGomez Ken0-126 ≣B70It (open)
584Pyatnitsyn Maxim ...1899Grushin Stanislav...19630-131 ≣B32Memorial P.Dubini...
70Puc Stojan (SLO)2255Damjanovic Mato (...23031-026 ≣B30It
558Priss Wolfgang1381Laser Dirk (GER)20280-123 ≣B70Ch Mecklenburg-Vo...07 Apr 2007
501Prill Gerhard (GER)2122Saering Patrick (...21291-024 ≣B70Ch Baden (b)
161Prieto Gallardo F...Blasco LM1-029 ≣B70It \
278Pribylova Ruzena ...1967Hlavnicka Jiri (CZE)22100-129 ≣B32Extra League 1997/98
295Pribyl Josef (CZE)2430Vobora Petr1-026 ≣B33Ch Czech Federati...
345Prasad Devaki V (...2432Adnan Al-Saiid (UAE)1-026 ≣B32It (open)
13Poulsen ChristianNapolitano Mario ...0-130 ≣B30Olympiad
204Porubszki Georg (...1947Karklins Andrew (...22050-130 ≣B33It (open)
763Popov Ilian (BUL)2191Stoinov Ivan (BUL)22840-131 ≣B33Ch Bulgaria (team...19 Sep 2012
561Popovic Zoran (BIH)2312Savanovic Vuk (SRB)22650-119 ≣B70Cup Vojvodina (team)29 Apr 2007
538Popovic Ivo (CRO)2199Sambolec Andreja ...18181-030 ≣B70It (open)06 Oct 2006
196Popova Natalija (...2347Golubev Mikhail (...24950-129 ≣B70It (open)
33Pomar Salamanca A...2345Iliesco Juan Traian0-133 ≣B33It
450Pomakhov Andrey (...2113Kovalev O (RUS)21570-130 ≣B30Ch Russia (junior...
399Pomakhov AndreiKadyrbaev Timur1-032 ≣B32Ch Russia (junior...
333Polyak NonnaFarrell Gary E1-028 ≣B70Ch State New York
316Pitkanen Sami-Pek...2199Molander Riku (FIN)22300-128 ≣B30It (open)
748Pirklova Hana (CZE)2107Cieslak Leszek19851-029 ≣B70Czech League 2011...04 Mar 2012
237Piraev Philip (RUS)2327Khassanov Marat (...22731-027 ≣B27Ch Russia (1/2 fi...
80Pilnik Hermann (GER)Barnes Craig N (USA)22801-029 ≣B30?
129Piedra FRodriguez Andres ...25050-133 ≣B70It (open)
42Phillips Alan (ENG)2126Wood Baruch21921-028 ≣B33Ch Great Britain
242Petrzilek MirHoffmann Matej (CZE)21060-128B70Ch Czech Chess Un...
99Petrushin Alexand...2434Kimelfeld Rudolf ...0-127 ≣B70?
102Petrushin Alexand...2405Pigusov Evgeny (RUS)24600-131 ≣B32Ch Russia
563Petrov Artur (RUS)2246Kupin Vladimir (RUS)19941-023 ≣B70Memorial V.Dorosh...30 May 2007
511Petrova Olga (RUS)2028Smolkina Milana (...17391-027 ≣B70Ch World (juniors...24 Jul 2005
597Petrova Olga (RUS)2221Antipin Sergey (RUS)21311-033 ≣B70It (open) (b)13 Jun 2008
634PetrovDzhakaev Dzhakay ...24740-129 ≣B32Ch Russia (qual)
490Petersen Peter Bi...2210Pedersen Thomas S...22481-029 ≣B70It \24 Jul 2004
670Petersen Peter Bi...2173Jensen Michael Ag...20991-032 ≣B70It (open)15 Feb 2010
513Petera Lubomir (CZE)2036Pekarkova Eva (CZE)19690-133 ≣B32It (open)01 Aug 2005
444Perez R (PER)Miguel Aparicio F...0-120 ≣B06Ch Peru (regional)
550Perez Olarte C1960Marin Sebastian (...23390-129 ≣B70Sub-zt20 Dec 2006
537Perez GustavoFerro Ezequiel (ARG)21590-123 ≣B70Ch Argentina (team)03 Sep 2006
236Pedzich Dominik (...2400Waniek Erwin (POL)20551-028 ≣B06It (open)
562Pecorari Marcello...2077Quimi Marco (PER)22710-129 ≣B32Tournament (weeke...11 May 2007
559Pavlova Anna-Mari...1746Gurinovich Olga1-028B32Memorial A.Sinits...25 Apr 2007
430Pavia Miralles J ...2300Lopez Martinez Jo...24740-123 ≣B54It
152Pastor Pons Pedro...2143Martin Gonzalez A...24000-130 ≣B70Ch Spain
366Pastores TancredoSzucs Vladimir (SVK)22050-130 ≣B70Ch Slovakia
658Pasiev Rakhim (RUS)2309Havas Janko (CRO)20861-031 ≣B70Ch World (juniors...16 Nov 2009
591Pasiev Rakhim (RUS)2173Abramichev Artyom...20031-029 ≣B33Ch Russia (junior...
704Parra Brayan (COL)1826Valdeblanquez Jei...1-028 ≣B32Ch Pan-American (...19 Nov 2010
464Pap Misa (SRB)2387Babic Gabrijel (CRO)19511-025 ≣B32It (open)
485Panov Anatoly (RUS)2048Lugovskoy Dmitriy...20021-030 ≣B70Ch Russia (junior...
208Pamies Martinez L...1956Vives Font Raquel1-019 ≣B70It (open)
186Paglilla Carlos (...2326Cortes Bueno Jesu...22311-027 ≣B32It (open)
304Pablo CantoraMarcos Molina1-029 ≣B70Ch Asturias (team)
117O'Siochru Maureda...Ferrer-Lucas Pepi...0-121 ≣B32?
433Ortiz Fernandez-V...2120Gonzalez Fuente C...22650-131 ≣B32Memorial P.Moran
55Ortega Lexy (ITA)2475Brinck-Claussen B...22631-028 ≣B33Olympiad
685Orozco Luz Elena ...2129Castrillon Meliss...20131-033 ≣B70Ch Colombia (w)26 Jun 2010
688O'Rourke Ray (IRL)2038Mccabe Darren (IRL)20060-131 ≣B70Ch Ireland09 Jul 2010
84Ornstein Axel (SWE)2425Heim Sverre (NOR)23151-032 ≣B70It (open) \
75Oney Feridun (TUR)2250Knight Timothy22001-027 ≣B70Ch Europe (juniors)
240Oltra Caurin Ramo...2390Mompo Ballester V...22011-033 ≣B32It (open)
142Olsen Peter Erik ...2247Skousen Nikolai (...22470-131 ≣B32Ch Denmark (team)...
669Olesen Poul Erik ...2110Carlsten Peter (SWE)20971-032 ≣B27Ch Europe (senior...13 Feb 2010
689Okay Ilkin Ege (TUR)1941Olcum Ahmet (TUR)19141-032B32Ch World (schools...29 Jul 2010
706Nukin Batyrbek (KAZ)1953Bauyrzhanova Klar...16921-019 ≣B70It (open)09 Dec 2010
498Novikov Sergey (RUS)2231Nozdrachev Vladis...24630-122 ≣B32Ch Central Region...09 Nov 2004
43Nitsche WernerThiede Franz1-031 ≣B70Ch DDR (juniors) ...14 Aug 1955
162Nilsen MatsAndersson Niklas19961-015 ≣B70Ch Sweden (corr.)
131Nijboer Friso (NED)2545Doery Jeno (HUN)22760-126 ≣B32It
289Nguyen TrucNgo Ngoc Quang (VIE)22850-126 ≣B70Ch Vietnam (junio...
492Nguyen Ngoc Thanh...Nguyen Tran Ngoc ...0-129 ≣B32Ch Vietnam (junio...10 Aug 2004
379Nguyen Kim-David ...2118Gufeld Eduard (USA)24540-123 ≣B32It (open)
312Nguyen Huy Cuong ...Nguyen Hoang Ha0-123 ≣B70Ch Vietnam (junio...
654Nguyen HieuShevtsov Kirill0-129 ≣B70Tournament (open)10 Oct 2009
604Newrkla Katharina...2071Bauer Marie-Chris...18400-129 ≣B32Ch Austria (w)21 Jul 2008
544Nekvapil Pavel (CZE)2039Uricar Jakub (CZE)20760-123 ≣B32Czech League 2006...12 Nov 2006
702Navarro Tiago Cun...2213Zardini Ubirajara16051-022 ≣B32It (open)12 Nov 2010