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Nimzo-Indian, Sämisch Variation, 4.a3 Bxc3+ 5.bxc3 c5 6.e3 Notation: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3

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
314Mustonen Ilkka (FIN)2030Keravuori Jukka0-135 ≣A15Ch Finland (corr.)
929Maksimovic Branim...2452Milovanovic Srbol...22171-035 ≣E20Ch Central Serbia...07 Jul 2012
796Praszak Michal (POL)2216Zmarzly Aleksandr...19321-035 ≣E41It (open) (a)21 Aug 2008
799Blackburn Joathan...2175Campbell Ian (ENG)20311-035 ≣E20Ch European Union12 Sep 2008
495Jugow Alexander (...2152Rosen Willy (GER)22701-035 ≣E20Ch Germany (senio...
544Stefanek Piotr (POL)2182Kollarik Gorazd (...18731-035 ≣E20Ch Slovakia (team...
618Santurbano Maria ...1873Arnetta Maria Ter...20170-135 ≣E20Ch Italy (w)03 Sep 2000
245Putkonen HeikkiRantanen Veikko0-135 ≣E20?
12Cruz Walter Oswal...De Souza Mendes J...1-035 ≣E20Ch Brazil (qual)
621Castillo Garcia E...1858Beltran Lopez Fer...1-035 ≣E20It (open) (b)
454Vasquez Goncalo1950Weill Roland (FRA)22050-135 ≣E20It (open)
919Mueller Oliver (GER)2327Dranischnikov Ego...23270-135 ≣E20Ch Germany09 Mar 2012
151Gasztonyi Endre (...2295Vladimirov Boris ...23400-135E41Match \
405Baez IsidoroSaavedra Juan (CHI)21140-135 ≣E20Tournament (team) \
382Winiwarter Felix ...2176Gerhold Michael (...22511-035 ≣E41Staatsliga
872Burcu Cagatay (TUR)1878Tilicheev Viaches...23430-136 ≣E20Olympiad (under 16)27 Nov 2010
337Karsa Laszlo (HUN)2346Callergard Robert...23080-136 ≣E20It (open)
873Jobava Baadur (GEO)2710Shimanov Aleksand...25121-036 ≣E20Ch Europe (active)19 Dec 2010
194Tate LSLudgate Alan (IRL)22650-136 ≣E20Ch Great Britain ...
617Boteanu Jean (ROM)2105Zarnescu Marius (...18440-136 ≣E20Ch Romania (1/2 f...
38Najdorf Miguel (POL)2445Matanovic Aleksan...24901-036 ≣E41It
155Taieb AKuijpers Frans A ...22800-136 ≣E20Olympiad (student...
830Khachatryan Vahag...2278Polivanov Anatoli...23821-036 ≣E20It (open)12 Sep 2009
848Stahnke Axel1412Simmonds Leteisha14240-136 ≣A40It (open) (challe...09 Apr 2010
86Berenzon MauricioMangini Jose Thiago0-136 ≣E20Ch Brazil
391Hoffmann Michael ...2465Ellers Holger (GER)23700-136 ≣E20Ch Germany (junio...
828Zielinski Wojciec...1973Rybak Tomasz (POL)22480-136 ≣E20It (open)19 Jul 2009
608Rudlof JuergenStredak Josef0-136 ≣E20It (open) (b)
812Foisor Mihaela-Ve...2123Baciu Anca-Otilia...21831-036 ≣E20Ch Romania (w)06 Feb 2009
668Moskalenko Viktor...2551Bagheri Amir (FRA)24960-136 ≣E41Ch France (team) ...
318PoschustaHort Vlastimil (GER)25450-136 ≣E20It (open)
914Cyra Dariusz (POL)1832Riazantsev Alexan...27100-136 ≣E20Ch Europe (active)17 Dec 2011
903Andris Valentin1697Klemt Gerhard16071-036E20It \17 Jul 2011
80Kan Ilya A (RUS)Botvinnik Mikhail...23070-136 ≣E20Match (training)
595Miton Kamil (POL)2401Goldin Alexander ...26021-036 ≣E20It (open)
478Lancz Ondrej (SVK)2099Zhidkov Valery S ...23250-136 ≣E41It (open)
78Grynfeld Izaak (POL)Gadalinski Jan (POL)1-036E20Ch Poland17 Oct 1952
65Aleman Dovo MiguelGonzalez0-136 ≣E41It
421Siciarz JTustanowski Rober...22740-136 ≣E41Ch Poland (corr.)
75Santiago Oliveira...Paiva Omar0-136 ≣E20Ch Brazil
533Reduan Aband MohdHisar Simanjuntak0-136 ≣E41Ch World Cities
633Idrisova Roza (RUS)2106Kryukova Irina (RUS)22610-136 ≣E41Ch Russia (w) (1 ...
632Galvan Jesus (PER)2187Lorenzini Martin ...23671-036 ≣E20Memorial Pablo Go...
316Hoffmann Alexande...2135Gutsche Klemens0-136 ≣E20Oberliga NRW 1985/86
567Hubmann Guenter (...2104Reyes-Acevedo Ism...20520-137 ≣E20It (open) (b)
29Averbakh Yuri L (...2445Kan Ilia Abramovich0-137 ≣E41Memorial N.Riumin
612Duchateau Thomas ...2060Harovelo Ingmar (...21980-137 ≣E20It (open)
122Rossetto Hector (...2285Toth Vano P17701-037 ≣E20It
849Boutsioukis Nikol...1930Galopoulos Panagi...20851-037 ≣E20It (open)10 Apr 2010
844Benson Oisin P (IRL)2043Murray David (IRL)20391-037 ≣E20It (open)20 Mar 2010
228Sorri Kari Juhani...2251Keeshan M22001-037 ≣E20Olympiad
810Altomonte Giuseppe1743Tricomi Massimo (...18751-037 ≣E20It (open) (b)04 Jan 2009
262Vaisanen VeikkoHonkaniemi Raimo1-037 ≣E20?
504Sutter TobiasRehl Danny (GER)21971-037 ≣E41Badische ch (juni...
773Mlcoch David (CZE)2191Plsek Miroslav (CZE)21630-137 ≣E20Czech League 2007...02 Dec 2007
315Voigt Martin (GER)2364Pohl Walter (GER)21231-037 ≣E20corr.
325Schlenga KlausPliester Leon (NED)23920-137 ≣E20Ch Netherlands (o...
717Shevchenko Tanya ...2157Meier Volker (GER)22790-137 ≣E20It (open) (a)24 Jul 2005
649Kaminik Aleksanda...2266Manor Ilan (ISR)24830-137 ≣E20Ch Israel (team)
624Kinkelin Ulrich (...2019Kwossek Georg (GER)20970-137 ≣E20Bayern Regionalli...
606Russell Corey (USA)2314Gulko Boris F (USA)26430-137 ≣E20Oz.com qualifier ...
566Henriksson Svante...2151Johansson Jukka (...21171-037 ≣E41It (open)
285SchreiberJakimenko A0-138 ≣E20corr.
73Cordioli Lourenci...1995De Carvalho Flavio0-138 ≣E41Ch Brazil
345Computer \Computer \0-138 ≣E20Ch Netherlands (c...
471Burisch Christin ...1655Osterloh M500-138 ≣A13Ch Germany (junio...
832Batista Sergio (BRA)1928Fieri Isaac Pedro...20551-038 ≣E20Ch Paulista (final)03 Oct 2009
184Piket Joop J (NED)2125Kramer Haije J (NED)23301-038 ≣E20It \
436Maenner AchimThom Ulrich0-138 ≣E20Verbandsliga Nort...
638Medina Jose (ESP)2098Montilla Carrillo...23030-138 ≣E20Ch Spain (team) (...
25Najdorf Miguel (POL)2445Bolbochan Julio (...24401-038 ≣E41It
493Schmidt Anton (GER)2153Hartl Aldo (GER)21151-038E20Bayern Landesliga...
737Kaminik Aleksanda...2251Cebalo Miso (CRO)24890-138 ≣E20Ch World (seniors)12 Sep 2006
290Dolmatov Sergey (...2540Pinter Jozsef (HUN)25151-038 ≣E20It
467Pyka Andreas (GER)2056Esser Norbert (GER)21880-138 ≣E41Cup Germany
519Jugow Alexander (...2230Weiler Ludwig20951-038 ≣E41Ch Hessen (seniors)
167Kristinsson (ISL)Tsagan T (MNG)1-038 ≣E20Olympiad
675Guseva Marina (RUS)2289Kryukova Irina (RUS)22610-138 ≣E41It (b)
220Dreesbach HSchafer Rudiger1-038 ≣E20corr.
679Dor R1870Pieroni Guillaume...21180-138E20It (open)24 Oct 2003
36Furman Semen (RUS)2550Arulaid Alexander...1-038 ≣E41Ch URS (1/2 final)
283Kretschmar HeinzDubinin Peter V (...0-138 ≣E41corr.
582Winiwarter Felix ...2225Pilaj Herwig (AUT)21970-138 ≣E41It (open)
611Fiorito Fabian (ARG)2418Santa Coloma Ernesto1-038 ≣E41It (open)
758Georgiev Kiril (MKD)2649Socko Bartosz (POL)26461-038 ≣A15Ch Europe (play-o...15 Apr 2007
201Maher VincentHenry Paul (IRL)23750-138 ≣E20Ch Ireland
627Holopainen Timo (...2231Henttinen Markku ...22850-138 ≣E20Ch Finland (team)...
902Brink Baarry (NED)2193Pauw Sander (NED)21300-138 ≣E20It (open)16 Jul 2011
804Gonda Laszlo (HUN)2507Csiszar Csaba (HUN)24371-038 ≣E20It (open)01 Nov 2008
720Dimov Kiril (BUL)2213Genov Petar (BUL)24640-138 ≣E20Ch Bulgaria (team)26 Sep 2005
716Thorfinnsson Bjor...2321Chulivska Vita (UKR)22781-039 ≣A40It (open) (a)23 Jul 2005
847Floroiu Ioana-Ale...1662Gelip Ioana (ROM)18240-139 ≣E20Ch Romania (junio...08 Apr 2010
457Masip Tressera Or...2035Jove Grau Lluis (...22170-139 ≣E20It (open)
510Zaks JVatnikov Josif E ...23400-139 ≣E20It \
400Blanco Cesar Augu...2105Roldan Manzo Eddy R0-139 ≣E20Ch Guatemala (may...
686Bertrand Xavier (...2132Poggioli Guillaume17501-039 ≣A40Ch France (team) ...14 Mar 2004
404Dreyer Martin (NZL)2275Metge J Nigel (NZL)21301-039 ≣E41Ch New Zealand
397Hagstrom AllanKalveus Jan (SWE)1-039 ≣E20Ch Sweden (corr.)
578Konovalova Olesia...2156Kalinina Vladisla...22390-139 ≣E20Ch Ukraine (junio...
183Szabo Laszlo (HUN)1903Zuidema Coen (NED)24501-039 ≣A17It (a)