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Queen's Indian, Old Main line, 9.Qxc3 Notation: 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3

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
272Schlemmermeyer Wi...2314Giehring Sebastia...22420-139 ≣A00Bundesliga (2nd) ...
337Schlosser Andreas2150Eggerer Stefan20800-133 ≣A05Bayern Regionalli...
285Schmitt Axel (GER)2350Wilde Pierre (GER)22900-132 ≣A05Oberliga Baden 19...
410Schneider Michael...2217Jaeschke Benno (GER)22211-036 ≣A05Ch Baden
468Schulze Ulrich (GER)2322Bohnstorff Michae...21870-135 ≣A46It (open)27 Oct 2005
443Schulze Ulrich (GER)2333Schwing Hans-Elma...22791-025 ≣A46Ch Baden (open)15 Apr 2004
182Schulz Karsten (GER)2310Hecht Hans-Joachi...24551-036 ≣A05Bundesliga 1985/86
406Schwalfenberg Joe...2351Florea Dan (GER)23171-028 ≣A46Oberliga Baden 20...
338Schwalfenberg Joe...2360Heidenfeld Mark (...23351-018 ≣A46Bundesliga (2nd) ...
431Sebenik Matej (SLO)2413Zaja Ivan (CRO)24590-132 ≣A40Ch Slovenia (team)
528Sedov Aleksandr (...2259Hamitevici Vladim...23990-120 ≣A05It (cat.3)
130Segal Alexandru S...2395Rocha Antonio (BRA)23001-039 ≣E15Ch Brazil
363Sehrt Juergen (GER)2201Just Joachim (GER)22791-026 ≣A13Oberliga East B 1...
287Seres Lajos (HUN)2435Czebe Attila (HUN)23401-010 ≣A46Memorial Bela Papp
355Seres Lajos (HUN)2395Nguyen Anh Dung (...24840-135 ≣E15It (cat.8)
490Sergeev A (KAZ)2333Mitkov Alexander ...21001-028 ≣A46It (open) \04 Dec 2006
230Serper Grigory (USA)2490Shneider Aleksand...25401-026 ≣A15Ch URS (swiss)
625Severina Maria (RUS)2185Romanova Inna (BLR)22600-140 ≣A40Cup Rector (w)26 Mar 2012
199Sheynin SDahl B (NOR)23101-030 ≣A46Ch Nassau
40Shocron Ruben (USA)2259Fuentes Juan Manuel1-038 ≣E15Match \
339Siebrecht Sebasti...2380Kipper Jens (GER)23821-030 ≣A40Bundesliga (2nd) ...
263Simic Radoslav (SRB)2495Genov Petar (BUL)24451-040 ≣A46It \
11Simonson AlbertDenker Arnold S (...22931-039 ≣A05Ch USA
413Skatchkov Pavel (...2454Belukhin Ivan (RUS)22341-033 ≣A46Memorial M.Chigor...
166Skembris Spyridon...2385Andruet Gilles (FRA)24201-026 ≣A46It \
636Sorensen Dick (DEN)2023Vijayalakshmi Sub...23870-129 ≣A46It (open)16 Sep 2012
155Sorri Kari Juhani...2251Borwell Alan P (SCO)20851-029 ≣A46Izt (cat.13) (w)
148Sosonko Gennadi (...2585Seirawan Yasser (...25651-024 ≣E15It
131Sprecic Mustafa (...2309Krzisnik Rok (SLO)22221-037 ≣A47Ch Yugoslavia
67Stahlberg Gideon ...Pfeiffer Gerhard ...1-036 ≣A04It
488Stanisic Jelisave...1790Nedeljkovic Radmi...18770-140 ≣A05Ch Belgrade (team...12 Nov 2006
438Stehno Pavel (CZE)2326Bernasek Jan (CZE)23840-128 ≣A05Ch Czech Republic...
21Steiner Lajos (HUN)Goldstein Maurice...1-036 ≣E15Ch NSW (play-off)
602Stepanov Alexande...2159Ibrahimov Rasul (...25320-129 ≣E15It (cat.5)28 Mar 2011
387Stickler R A2105Zoeller Bernd19651-034 ≣A47Bayern Regionalli...
144Stigar Petter (NOR)2298Danielsen Henrik ...25430-132 ≣E15Ch Denmark (juniors)
532Stockhaug Jon Arne1682Rosenkilde Alexan...21640-137 ≣A05It (open) \19 Jul 2008
476Stock Lara (CRO)2265Negi Parimarjan (...25380-138 ≣A05It (open)25 Apr 2006
370Stolfa Rodolfo (ITA)1812Loviscek Matjaz (...20310-131 ≣E15It (open)
141Stoll Joachim (GER)2230Hartmann Wolfram ...22440-136 ≣A47Bundesliga 1980/81
147Stoppel Franz (AUT)2197Titz Heimo (AUT)22021-018 ≣A15Ch Austria
463Straka Zdenek (CZE)2041Dolezal Jiri (CZE)17690-138 ≣A47It (open)
313Streich Gerhard (...2167Meyer Stefan (GER)21911-040 ≣A04It (open)
388Studeny Steffen (...2271Kuraszkiewicz Mic...23091-034 ≣A46Bundesliga 1999/00
616Suhajda Attila (HUN)1921Eltigani Omar (HUN)23100-131 ≣E15Ch Hungary (junio...06 Nov 2011
577Sujkowski Pawel (...1938Lasota Adam (POL)18221-029 ≣A15Ch City01 Jul 2010
161Sula Zeqir (ALB)2299Andruet Gilles (FRA)23701-035 ≣A05Olympiad
233Sutter Oliver (SUI)2354Ballmann Martin (...23691-038 ≣E15It
527Sverkunov Oleg (RUS)1921Glazkov Arseny (RUS)20300-135 ≣A05Tournament (Elo)23 Jun 2008
321Sylvan Jacob (DEN)2245Petersen Steen (DEN)21401-031 ≣E15It (open) \
36Szabo Laszlo (HUN)1903Luckis Marcos22701-039 ≣A05It
26Szabo Laszlo (HUN)1903Denker Arnold S (...22930-139 ≣E15It
57Szabo Laszlo (HUN)1903Keres Paul (EST)25801-040 ≣A15Memorial G.Maroczy
58Szabo Laszlo (HUN)1903Platz Hans1-029 ≣A05Memorial G.Maroczy
31Szapiro MarekPlater Kazimierz ...1-035 ≣A47Ch Poland08 Aug 1946
30Szapiro MarekSliwa Bogdan (POL)22350-136 ≣A46Ch Poland30 Jul 1946
530Szirmai Eduard (HUN)2086Borda Lajos (HUN)21670-132 ≣A05Tournament (Elo) (b)11 Jul 2008
420Szymanska Maria (...2167Staszewska Anna (...20041-035 ≣E15Ch Poland (team) ...
472Szymanska Maria (...2159Kaunas Kestutis (...23180-140 ≣E15Ch Europe (active)18 Dec 2005
2Takacs Sandor (HUN)Asztalos Lajos (HUN)0-130 ≣A15It
113Tal Mikhail N (LAT)2620Bellon Lopez Juan...24151-035 ≣A05It (cat.9)
501Tantsov Petr (RUS)1708Tarasov Igor (RUS)23630-140 ≣E15Memorial K.Tsiolk...03 Aug 2007
214Taszies Werner (GER)2144Trikaliotis Georg...22471-029 ≣A05It (open)
432Ter Kuile BennoDekker Marvin (AHO)21330-122 ≣A05It (open)
283Thoma Robert (AUT)2342Schunk Herbert (GER)22211-027 ≣A05It (open)
371Thorfinnsson Bjor...2195Vidarsson Jon G (...23520-132 ≣E15Ch Iceland
434Thorhallsson Thro...2460Thorfinnsson Bjor...23381-034 ≣A46Ch Iceland
228Timman Jan H (NED)2630Ehlvest Jaan (USA)26051-038 ≣E15It (cat.17)
186Toma Dana (ROM)2064Kaniansky Mirosla...21990-133 ≣A47Memorial Dr. Lang...
620Tomic Bosko (BIH)2407Blagojevic Marija...21091-036 ≣A15It (open)05 Jan 2012
560Tominski Norbert ...1897Diez Gerhard (GER)21130-134A47Memorial Karl Mal...17 Jul 2009
622Torres MiguelZavarce Oscar0-129 ≣E15Tournament (open)01 Feb 2012
408Tosic Miroslav (SRB)2495Savic Miodrag R (...24640-140 ≣A05Ch Yugoslavia
435Toth Lili (HUN)2157Zdebskaja Natalia...23210-131 ≣A46Ch World (juniors...
417Tovsanaa Nyamaa (...2281Nguyen Anh Dung (...25300-131 ≣E15Olympiad
15Treybal Karel (CZE)Opocensky Karel (...0-137 ≣E15Ch Czechia
579Tseitline Semen (...2065Spulber Cicirone ...22920-126 ≣E15It (open)02 Jul 2010
487Tzekov Svetozar (...2195Aleksandrov Mitko...20751-033 ≣E00Ch Bulgaria (team...10 Nov 2006
69Uhlmann Wolfgang ...2434Safvat Yousof (IRN)1-026 ≣E15Olympiad (sf)02 Sep 1956
64Uhlmann Wolfgang ...2379Koch Berthold (GDR)0-126 ≣E15Ch Germany
160Ullrich Farid-Rao...2154Ostermeyer Peter ...24100-139A05Bundesliga 1981/82
217Unrath Heiko (GER)2216Roemer Ulrich (GER)22920-138 ≣A46Bundesliga 1990/9...
416Ushenina Anna (UKR)2291Zdebskaja Natalia...22841-026 ≣E15Ch Europe (blitz)...
586Vaarala Eric (SWE)2131Bortnik Alexandr ...23020-117 ≣A05It (open) \
94Vaganian Rafael A...2577Lombard Andre (SUI)23501-040 ≣E15Ch Europe (juniors)
8Vallve JKahn Victor0-137 ≣A47It
208Van Hasselt AHaring0-126 ≣E15corr.
231Van Roosmalen ABrus B1-033 ≣E15corr.
41Van Scheltinga Th...2325Golombek Harry (ENG)23201-039 ≣E15Match \12 Sep 1948
481Varverakis Kostas1800Panagiotakos Niko...20270-136 ≣A05It (open) \19 Aug 2006
296Vasic Petar (SLO)2129Furlan Miha (SLO)23200-134 ≣A40It (open)
322Vaskin VTakhtarov V1-026 ≣A05Ch Russia (corr.)...
281Vegh Jean-Pierre ...2200Steiner Patrick1-040 ≣A05It (open) \
105Venalainen Unto E...2350Magnusson Bjarni ...18561-034 ≣A05?
264Vescovi Giovanni ...2455Van Riemsdijk Her...24200-135 ≣E15Ch Brazil
554Vespe Francesco (...1976Stromboli Ettore ...22721-024 ≣A40It (open)29 May 2009
278Vidic B2055Fucak Emilijo (CRO)22420-136 ≣A46It (open)
6Vidmar Milan Sr (...Colle Edgard (BEL)1-033 ≣A46It
638Villa Giorgio (ITA)1983Naumkin Igor (RUS)24800-134 ≣A46It (open)28 Sep 2012
503Viswanath Sandily...1954Kojima Shinya (JPN)22170-127 ≣A46It \20 Aug 2007