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Ruy Lopez, Open, 9.c3 Notation: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3

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
311Lengyel Laszlo (HUN)2088Mikhalevski Victo...23800-122 ≣C70It \
51Toshev Yury G (BUL)Milic Borislav (YUG)1-032 ≣C70Ch Bulgaria
53Toshev JuriMilich Borislav1-032 ≣C70Ch Bulgaria
60Alexander Ashok (...2176Milner Barry Phil...1-027 ≣C70?
203DolmasianMinasian Ara (ARM)24520-130 ≣C70?
290BassettiMiotto Alessandro0-131 ≣C70Memorial Porreca ...
365Villegas IsraelMoisset Gaston0-126 ≣C70Ch Argentina (und...
406Diaz Caramazana J...1907Monge Garcia Carl...0-115 ≣C70Ch Asturias (qual...
122Romero BrionesMoran Pablo (ESP)22050-125 ≣C70Ch Spain
285Emilio SMoreno Jairo1-030 ≣C70Tournament
313Kupreichik Viktor...2535Morris1-027 ≣C70It (open)
376Picanol Alemany A...2315Moya Soriano Migu...22751-028 ≣C70Ch Catalunia (team)
497Illner Erwin (GER)2006Mueller Armin (GER)20320-120 ≣C70Ch Baden (b)09 Apr 2007
254CowikMueller Friedrich...20850-121 ≣C70corr.
293NurmiMultala Anton1-030 ≣C70Ch Finland (corr.)
268Auer ApfelMunch1-024 ≣C70corr.
430Abergel Thal (FRA)2365Murey Jacob (ISR)24860-115 ≣C70It (a)
218Morovic Fernandez...2582Murey Jacob (ISR)24351-029 ≣C70Olympiad
380Segerstrom ToreMyklebust Erik1-027 ≣C70It (open)
457Willumsen Henrik ...2180Naes Flovin Tor (...23020-132 ≣C70It \
26Mendelsohn JNagy Geza (HUN)0-132 ≣C70?
63Malchev AndreiNaidenov Nikolai1-028 ≣C70Ch Bulgaria19 Sep 1947
486Ibarra Jerez Juan...2156Naranjo Moreno An...22240-126 ≣C70Ch Spain (team) (...24 Aug 2006
496Martinez Rubi Alb...1981Naranjo Moreno An...22551-030 ≣C70Ch Andalucia
443Scharrer Patrick ...2194Naumkin Igor (RUS)24791-030 ≣C70It (open)
473Van Veen Oscar (NED)2216Naumkin Igor (RUS)24451-030 ≣C70It (open)21 Oct 2005
202Ewbank PNielsen Thomas Ba...22190-127 ≣C70Olympiad
371Priehoda Vitezsla...2400Niermann Rainer (...21021-018 ≣C70It (open)
248Hort Vlastimil (GER)2570Niermann Rainer (...21021-032 ≣C70It (open)
425Van Leent Dmitri ...2070Nieuwelink Kees (...22051-030 ≣C70It (open)
161WaeninkNieuwelink Kees (...21640-120 ≣C70Tournament
158Brondum Eric (DEN)2140Nilles22001-024 ≣C70Ch EWG (team)20 Sep 1975
124Staller Peter (GER)2244Oechslein Rainer ...22591-028 ≣C70Ch BRD
111KristenssonOehlund1-022 ≣C70corr.
312Fuentes Alberto (...2315Olivieri Martin (...22361-023C70It (open) \
536Kapusta Petr (CZE)2172Olsar Jaroslav (CZE)22660-128 ≣C70Ch Czech Republic08 May 2010
439Geffert Michal (CZE)2099Olsar Jaroslav (CZE)22690-130 ≣C70It (open)
501Folkova Martina (...2181Olsarova Tereza (...20480-126 ≣C70It (open)23 Sep 2007
526Kavcic Zan (SLO)2301Olsarova Tereza (...21271-023 ≣C70It (open)28 Jul 2009
482Dvorak Martin (CZE)Olsarova Tereza (...1-018 ≣C70Czech League 2005...23 Apr 2006
30OwessonOlson E0-127 ≣C70?
261Persson Lars (SWE)2132Olsson Paul (SWE)21031-023 ≣C70Ch Sweden (corr.)
320Neulinger Manfred...2246Opl Klaus (AUT)22790-123 ≣C70Staatsliga
217Garcia Martinez S...2450Opl Klaus (AUT)22791-030 ≣C70Olympiad
178RantanenOrnstein Axel (SWE)24131-026 ≣C70?
197Rantanen Yrjo A (...2465Ornstein Axel (SWE)24801-027 ≣C70Ch Scandinavia
352Friesen Boris (NED)2081Overeem Marc (NED)23300-129 ≣C70It (open)
534Garcia Cardenas P...2316Paez Medina Guill...21341-024 ≣C70Ch Chile20 Feb 2010
207Rompotti Pertti (...Pahta Pentti1-029 ≣C70?
292Virtanen KaukoPalenius Jarmo1-022 ≣C70?
434Xie George Wendi ...2225Palit Vikram (AUS)1-023 ≣C70Ch Australia (jun...
192Telbis Gyorgy (HUN)2077Palmiotto Fiorent...21041-023 ≣C70It (cat.6)
424Pokorna Renata (SVK)2070Pannekoek WJ0-125 ≣C70It (open)
357Glagolev Boris (RUS)2011Panush Viktor (MDA)20510-125 ≣C70Memorial A.Alekhi...
412Flores Gallardo D...1908Papp Gabor (HUN)23180-127 ≣C70Ch World (juniors...
206Laakso OlaviParkkari Risto1-029 ≣C70?
524Szoukup Istvan (HUN)1783Pasztor Mate (HUN)18050-130C70Tournament (Elo) (c)11 Jun 2009
113Paulakos KPatterson Nichola...23450-128 ≣C70Ch World (team) (...20 Jul 1968
66Shipman Walter (USA)2189Pavey Max0-130 ≣C70It
239Saver JiriPedersen0-116 ≣C70corr.
96Tringov Georgi P ...2379Peev Peicho (BUL)22841-029 ≣C70Ch Bulgaria
148Siikonen TimoPeltonen Arvo0-132C70?
362Martin Arranz LuisPenas Hernandez Y...20051-023 ≣C70It (open) (b)
463Terao Rodrigo (BRA)2039Pereira Silvio C ...22520-120 ≣C70Cup Itau (open)28 Sep 2004
54Yanofsky D A (CAN)2410Perez Fungueiro M...22601-029 ≣C70It
522Kozin Denis (RUS)1941Petrov Nikita (RUS)20630-121 ≣C70Ch Russia (junior...21 Apr 2009
333Ivanchuk Vassily ...2695Piket Jeroen (NED)26401-031 ≣C70It (blindfold)
334Polgar Judit (HUN)2630Piket Jeroen (NED)26401-028 ≣C70It (blindfold)
200Gruenfeld Yehuda ...2480Pliester Leon (NED)23001-028 ≣C70It
160Dvoirys Semen I (...2598Pogar1-029 ≣C70Ch \
188Mortensen Erling ...2400Pokojowczyk Jerzy...23801-025 ≣C67Olympiad
246Zielinski Marek (...2275Pokojowczyk Jerzy...24000-128 ≣C70Ch Poland (team)
332Dolezal Radoslav ...2225Polgar Sofia (HUN)24500-119 ≣C70It (open) \
271Pantaleoni L (ITA)Polito A0-128 ≣C70corr.
240Short Nigel D (ENG)2620Popovic Petar (SRB)25601-030 ≣C70It \
67Filipov F (BUL)Popov Vadim V (RUS)21050-131 ≣C70Ch Bulgaria
31John Walter (GER)Praetorius / Sali...1-030 ≣C70?
214FritschPreussner M0-120 ≣C70corr.
144Krumpholz WProske J0-124 ≣C70corr.
182ShakirovPugachevsky0-121 ≣C70?
164Saren Ilkka J (FIN)2184Raaste Eero J (FIN)22990-127 ≣C70?
336Stoica Gabriel (ROM)2255Raceanu Valentin ...24171-031 ≣C70Ch Romania (team)
115Alburt Lev O (USA)2550Radashkovich Itch...23951-028 ≣C70?
132Mukhin Mikhail (RUS)2420Radashkovich Itch...23951-025 ≣C70?
483Schmidt-Schaeffer...2373Reiche Henry (GER)20621-021 ≣C70It (open) \25 May 2006
378Kroneder Hans Chr...2159Reindl Wolfgang20251-022 ≣C70Bayern Regionalli...
541Lampert Jonas (GER)2161Reshef Omer (ISR)19850-127 ≣C70Ch Europe (junior...21 Sep 2010
552Shutzman Joseph (...2229Reshef Omer (ISR)21690-128 ≣C70Memorial Czerniak...01 Jun 2011
93Paige RReynolds David B0-124 ≣C70It (open) (juniors)
515De Sousa Godinho ...Ribeiro Sheridan ...20771-028 ≣C70Ch Mineiro (1/2 f...07 Dec 2008
212Wegan PRichter Frank0-121 ≣C70corr.
205Modesitt JRiemer Wolfgang (...0-118 ≣C70World Tournament ...
408Suominen Antti TuTSRiihimaki Seppo1-030 ≣C70It (open)
81FroomesRinaldo John (USA)20710-132 ≣C70?
451Zoeller Bernd2035Rink Christian (GER)21400-123 ≣C70Bayern Regionalli...07 Mar 2004
505Borges Feria Yase...2403Rios Eliecer22201-027 ≣C70Cup Jaguey17 Feb 2008
302Harman Kenneth B ...2166Ripoll F1-028 ≣C70Olympiad (corr.)
219Wu Mingqian (CHN)2175Rizzo Marina (ARG)21051-024 ≣C70Olympiad
226Mansilla BRizzo Marina (ARG)21050-130 ≣C70?
470Guy David (WLS)1981Roberts David Lle...21030-132 ≣C70Ch Wales27 Mar 2005