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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
321Ronneland Daniel ...2263Wedberg Tom (SWE)24870-130 ≣C70Cup Rilton
225RoosVan Der Kieft1-028 ≣C70corr.
42Roose Jan (BEL)2340Scholtens Edward17401-030 ≣C70?
176Rosario Constanti...Joynt Robert J (USA)22650-130 ≣C70?
119RossiCavallero0-122 ≣C70corr.
72Rossolimo Nichola...2450Klein Ernst Ludwig0-132 ≣C70It
244RuisBaumbach Friedric...22390-125 ≣C70corr.
191RuppeWalther Edgar (SUI)22540-126 ≣C70Ch DDR (corr.)
474Rzayev Bahruz (AZE)2095Zeynalova Khokyuma1-019 ≣C70It (open) (b)27 Oct 2005
556Samarehshahpasand...1926Malakouti Ehsan19491-028 ≣C70Tournament (a)16 Sep 2011
544Sanal Vahap (TUR)2271Aktas Ilker (TUR)19820-129 ≣C70Ch Turkey06 Feb 2011
309Sanchez Segura JoseZuzek Teodoro0-121 ≣C70corr.
164Saren Ilkka J (FIN)2184Raaste Eero J (FIN)22990-127 ≣C70?
12Sartori ArthurLowy Leopold0-121 ≣C70It
239Saver JiriPedersen0-116 ≣C70corr.
443Scharrer Patrick ...2194Naumkin Igor (RUS)24791-030 ≣C70It (open)
255Scheipl Ralf (GER)2283Weigel Herbert (GER)21181-029 ≣C70It (open)
422Schirmbeck Hannes...2137Maier Alexander (...23710-118 ≣C70It (open) (a)
495Schmidt Georg (GER)2409Kanonier Clemens ...21041-029 ≣C70Bundesliga B West...03 Mar 2007
483Schmidt-Schaeffer...2373Reiche Henry (GER)20621-021 ≣C70It (open) \25 May 2006
427Schoen Rudolf (GER)2062Jaeschke Benno (GER)22210-127 ≣C70It (open)29 Oct 2001
15Schories GeorgSpielmann Rudolf ...0-125 ≣C70It
136Schultz EvelyneLund Jens Dahlen1-021 ≣C70corr.
454Schuster Gerhard ...2123Latzke Boris Alex...22820-122 ≣C70It (open)21 May 2004
5SchwanMeiners EP17201-031 ≣C70It
380Segerstrom ToreMyklebust Erik1-027 ≣C70It (open)
553Seidl Stepan (CZE)2144Hanzlik Daniel (CZE)16901-028 ≣C70It (open)11 Jun 2011
74Seiffert Ronny St...Stein Gennadi0-122 ≣C70Ch DDR
272Seirawan Yasser (...2585Zak Uriel (ISR)22720-131 ≣C70It (open)
183Sellos Didier (FRA)2310Fries-Nielsen Jen...23550-127 ≣C70Tournament (team)
429Semprevivo Marcel...2107Romero Leandro (ARG)20851-029 ≣C70It (open) \
180Sequeira Joao F A...2285Wiedenkeller Mich...24730-124 ≣C70?
508Sergazin A (KAZ)2182Kozganbayev Erken...22491-030 ≣C70Ch Kazakhstan21 Apr 2008
351Serra Vilaro Agus...1871Flear Glenn C (ENG)24350-124 ≣C70It (open) (active)
182ShakirovPugachevsky0-121 ≣C70?
125Shaw RDeben0-120 ≣C70Ch New Zealand
66Shipman Walter (USA)2189Pavey Max0-130 ≣C70It
240Short Nigel D (ENG)2620Popovic Petar (SRB)25601-030 ≣C70It \
400Shtyrkov Boris (RUS)2180Melnikov Dmitry (...21530-132 ≣C70It (open) \
165ShurLanka Zigurds (LAT)24690-123 ≣C70Ch URS (juniors)
552Shutzman Joseph (...2229Reshef Omer (ISR)21690-128 ≣C70Memorial Czerniak...01 Jun 2011
247Sibarevic Milenko...2312Rogers Ian (AUS)25350-121 ≣B00It (open)
234Sibarevic Milenko...2312Karl Hans (SUI)22011-027 ≣C70It (open)
220Sigurjonsson Gudm...2485Angantysson Hauku...23401-030 ≣C70It (cat.8)
148Siikonen TimoPeltonen Arvo0-132C70?
106Simagin Vladimir ...Langeweg Christian1-019 ≣C70Memorial M.Chigorin
416Simek Petr (CZE)2301Garlik Michal (CZE)21390-120 ≣C70Ch Czech Republic...
450Simek Petr (CZE)2199Chalupa Ivan (CZE)21571-017 ≣C70Ch Czech Republic...18 Feb 2004
186Sirotkina Nina (RUS)2224Vilner I (RUS)1-030 ≣C70Ch URS (juniors) (w)
187Sitnikova NinaVilner Yakov S1-030 ≣C70Tournament
283Small Vernon A (NZL)2313Bates Lee (USA)21601-032 ≣C70It (open)
299Solomon Stephen J...2420Van Der Sterren P...24750-124 ≣C70It (cat.10)
294Solozhenkin Evgen...2430Volzhin Alexander...25401-029 ≣C70It (open)
563Sorbera Giovanni ...2153Innocenti Giovann...20211-028 ≣C70It (open)18 Jun 2012
102Spassov Liuben (BUL)2367Bohosjan Sarkis (...23651-030 ≣C70Ch Bulgaria07 Apr 1965
479Specht Christian ...1888Ackermann Johanne...19381-028 ≣C70Ch Hessen (junior...
16Speijer AbrahamKohnlein0-130 ≣C70It
98Spitzenberger EgonEricson Arne0-126 ≣C70Europe Tournament...
459Spraggett Kevin (...2589Korneev Oleg (RUS)25831-031 ≣C70Ch Portugal (team)03 Aug 2004
124Staller Peter (GER)2244Oechslein Rainer ...22591-028 ≣C70Ch BRD
276Stanojoski Zvonko...2470Ignjatovic Predra...22850-119 ≣C70It (open)
284Stelzig Georg2020Sonnhalter G1-024 ≣C70It (open)
269Stephan Axel (GER)2194Farr Doyle Wayne1-029 ≣C70corr.
87Sternberg Pavel (...2320Bloodgood0-121 ≣C70?
314Stimpson Philip (...2100Fletcher Matthew1-021 ≣C70It \
336Stoica Gabriel (ROM)2255Raceanu Valentin ...24171-031 ≣C70Ch Romania (team)
36Stoltz Gosta (SWE)Lundin Erik (SWE)23751-026 ≣C70It
37Stoltz Gosta (SWE)Kubanek Jindrich ...1-030 ≣C70?
256Striebich Rudolf ...2191Jaeschke Benno (GER)22240-126 ≣C70It (open)
169Suarez Soria CBorrello Ricardo ...21801-031 ≣C70Olympiad
174SubiraSegura JL0-120 ≣C70?
18Suechting Hugo (GER)Johner Paul F (SUI)0-130 ≣C70It
502Sukhov AnatolyVygovsky Alexey (...20910-124 ≣C70Ch City (1/2 fina...15 Oct 2007
62SumkinRudensky V0-132 ≣C70Ch Moscow Garnizon
408Suominen Antti TuTSRiihimaki Seppo1-030 ≣C70It (open)
506Svetushkin Dmitry...2588Hoffmann Alexande...21281-026 ≣C70It (open)15 Mar 2008
393Svoboda Svatopluk...2174Federic Pavol (SVK)22190-125 ≣C70Ch Slovakia (juni...
517Swathi Ghate (IND)2320Sachdev Tania (IND)22430-123 ≣C70Ch India (w)24 Dec 2008
369Szell Lajos (HUN)2260Magyar Otto (HUN)23201-028 ≣C70Ch Hungary (team)...
524Szoukup Istvan (HUN)1783Pasztor Mate (HUN)18050-130C70Tournament (Elo) (c)11 Jun 2009
89Tal Mikhail N (LAT)2520Smejkal Jan (CZE)25041-031 ≣C70Simultan (radio)
71Tal Mikhail N (LAT)2520Miglan1-021 ≣C70Ch URS (juniors)
241Tan Chengxuan (CHN)2410Xia Naulin1-027 ≣C70Ch China
10Taubenhaus Jean (...Albin Adolf (ROM)1-029 ≣C70It
14Taubenhaus Jean (...Janowski Dawid M ...0-130 ≣C70Match
192Telbis Gyorgy (HUN)2077Palmiotto Fiorent...21041-023 ≣C70It (cat.6)
23Tenner OscarKrantz K0-130 ≣C70It (b)
463Terao Rodrigo (BRA)2039Pereira Silvio C ...22520-120 ≣C70Cup Itau (open)28 Sep 2004
279Teschner Rudolf (...2295Koelle Arthur (AUS)22151-028 ≣C70Regionalliga NordS
57Thomas George A (...Klein Erez (USA)22551-023 ≣C70?
394Thurlow Kevin J (...2221Walker Mark (ENG)22051-028 ≣C70Ch Civil Service
171Tiemann H (GER)Hamarat Tunc (AUT)1-022 ≣C70Olympiad (corr.)
79Timet DLetic Stevan (SRB)21040-123 ≣C70Ch Yugoslavia (co...
196Timman Jan H (NED)2630Geller Efim P (RUS)26151-031 ≣C70It (cat.15)
236Timmerman ACanoy Marcel (NED)21400-132 ≣C70corr.
306Tochtenhagen Wolf...2083Lamby Philipp (GER)22390-131 ≣C70Ch NRW
467Todorovic Jovan (...2381Schneider Dmitry ...24900-127 ≣C70It (open)11 Mar 2005
73TomorBalogh Bela (HUN)22301-027 ≣C70?
53Toshev JuriMilich Borislav1-032 ≣C70Ch Bulgaria
51Toshev Yury G (BUL)Milic Borislav (YUG)1-032 ≣C70Ch Bulgaria