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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
342Hill Robin (AUS)2175Parsonage Ian (AUS)22151-076 ≣E41Ch Australia
891Zheleznov Valenti...2267Kigel Dmytro (UKR)22151-032 ≣A40Ch Ukraine (club)20 May 2011
626Churikov Kirill (...2220Shkalov Oleg (RUS)22151-031 ≣E20Ch Russia (junior...
813Zell StefanFrombach Ralf (GER)22160-1114 ≣E41NRW-liga 2008/0901 Mar 2009
457Masip Tressera Or...2035Jove Grau Lluis (...22170-139 ≣E20It (open)
929Maksimovic Branim...2452Milovanovic Srbol...22171-035 ≣E20Ch Central Serbia...07 Jul 2012
537Maksimovic Suzana...2300Lazic Marina (YUG)22201-019 ≣E20Ch Yugoslavia (te...
509Cherniack Alex (USA)2270Nute Gary A (USA)22201-028 ≣E20It \
505Eriksson Johan (SWE)2310Nordstrom Felix (...22200-125 ≣E41Ch Sweden (master...
480Ilham Abd Hamid (...Ooi Chern Ee (MAS)22200-123 ≣E20Ch Asia (team)
53Perez Perez Franc...Prins Lodewijk (NED)22200-132 ≣E20It
744Foisor Sabina-Fra...2326Padurariu Ioana-S...22211-047 ≣E20Ch Romania (team)...11 Nov 2006
374Hirsch RobertAnderton David W ...22210-120 ≣E20corr.
159Iljinsky Yaroslav...2270Seoev Robert (TKM)22211-045 ≣E20Ch URS (1/2 final)
671Sailer Mike (USA)2136Dimitrijevic Dark...22211-025 ≣E41It (open)
402Rodrigues JPOliveira Antonio ...22221-033 ≣E41It (open)
911Abdel Razik Khale...2423Omorere Benjamin ...22231-043 ≣E41Tournament \10 Sep 2011
154Eriksson GHavansi Erkki E T...22230-144 ≣E20Olympiad (student...
363Stelzer Harald (GER)2272Lex Christoph (GER)22231-047E41Bundesliga 1988/8...
761Hubel Merten (GER)2093Rueberg Jobst (GER)22230-143 ≣E20It (open)26 Jun 2007
461Tejero Royo Fermi...2100Lerch Gallemi Jos...22240-130 ≣E20Ch Catalunia
472Schelter Thomas (...2170Gebhardt Ulrich (...22250-129 ≣E20Oberliga East 199...
754Van Elst Andreas ...2350Ducret Thomas (FRA)22251-055 ≣E20Ch France (team) ...21 Jan 2007
721Ruether Rudolf (GER)2188Kaiser Matthias (...22251-046 ≣E41Bayern Landesliga...23 Oct 2005
604Toth Bela (ITA)2389Kluss Kai (GER)22271-030 ≣E41Bundesliga (2nd) ...
492Gayer Michael (GER)2083Straub Juergen (GER)22280-175 ≣E20Bayern Landesliga...
499Chiong Luis (PHI)2390Perez Roland22301-031 ≣E41It (open)
304McCambridge Vince...2465Contin Daniel (ITA)22301-044 ≣E41Ch World (team) (...
785Blok Michiel (NED)2212Wustefeld Emile (...22320-158 ≣E20It (open)11 May 2008
781Sokolov Ivan (NED)2650Bakker Sven (NED)22321-030 ≣E41Ch Netherlands (t...08 Mar 2008
835Sedlak Nikola (SRB)2571Van Hoolandt Patr...22331-051 ≣E20Ch Europe (team)23 Oct 2009
390Chapman RogerVan Dijk Timon (NED)22330-125 ≣E20corr.
518Jugow Alexander (...2230Escher Clemens (GER)22340-139 ≣E41It (open)
225Huelsmann Josef (...2214Nippgen Georg (GER)22341-029 ≣E20Tournament
217Porreca Giorgio (...Suta Mihai (ROM)22351-033 ≣A15World Tournament ...
110Kwapisz StanislawSliwa Bogdan (POL)22351-040 ≣E20Ch Poland
81Szabo Laszlo (HUN)1903Sliwa Bogdan (POL)22350-143 ≣E20It
61Kottnauer Cenek (...2370Sliwa Bogdan (POL)22351-040 ≣E41Memorial G.Maroczy
395Adler Bo (SWE)2171Backe Peter (SWE)22350-160 ≣E20Ch Sweden (master...
578Konovalova Olesia...2156Kalinina Vladisla...22390-139 ≣E20Ch Ukraine (junio...
309Polgar Zsuzsa (USA)2495Spiridonov Nikola...22391-033 ≣E20It (cat.7)
732Berczes David (HUN)2415Kincs Imre (HUN)22401-041 ≣E20It (open)24 Jun 2006
486Jugow Alexander (...2152Breustedt Werner ...22401-049 ≣E41Ch World (seniors)
896Yargici Mazhar Ku...1921Emiroglu Cankut (...22421-053 ≣E41Ch Turkey (team)02 Jul 2011
708Podolchenko Evgen...2229Liassota Evgueni ...22431-047 ≣A40Ch Belarus (junio...11 Apr 2005
680Muhammad Kamal (MAS)Yeo Min-Yang Evan...22450-150 ≣E20Ch ASEAN (juniors...
571Andrade Romo Anib...2034Bastidas Rodrigue...22450-119 ≣E41Tournament \18 Sep 1998
458Henderson HYu Peter (USA)22470-156 ≣E20Memorial Colias (...
828Zielinski Wojciec...1973Rybak Tomasz (POL)22480-136 ≣E20It (open)19 Jul 2009
413Russell Corey (USA)2155Barnes Joel (USA)22481-080 ≣E41It \
260Holley MaxBerry Jonathan (CAN)22490-144 ≣E20corr.
859Kotrotsos Vasilio...2355Stavrianakis Ioan...22510-148 ≣E20Ch Greece (team)07 Jul 2010
795Shirobokov Roman ...2166Lykov Sergey (RUS)22511-049 ≣E20Memorial V.Emshanov
382Winiwarter Felix ...2176Gerhold Michael (...22511-035 ≣E41Staatsliga
557Novikov Georgy (RUS)Welin Mats (SWE)22510-129 ≣E20It (open)
752Karmanov Sergei (...2075Dzhumagaliev Yan ...22520-133 ≣E20Ch Chess Club17 Jan 2007
739Santos Marcus Vin...2416Madeira Wagner Ma...22531-039 ≣E20It (open)13 Oct 2006
625Mensch Etienne (FRA)2299Somogyi Istvan (HUN)22541-019 ≣E20It (cat.2)
487Chiong Luis (PHI)2390Nirav Y Rajasuba ...22551-053 ≣E41It (open)
51Udovcic Mijo (YUG)2460Puc Stojan (SLO)22550-139E20Ch Yugoslavia
120Dittmann SieghardPuc Stojan (SLO)22550-156 ≣E20It
619Berg Kurt M (NOR)Royset Paal (NOR)22570-170 ≣E41It (open)
807Muraviev DLugovoy Yury (RUS)22581-029 ≣E20Ch City (open)
591Mohamad JamalVujovic Milorad (...22580-142 ≣E20It (open)
930Cazacu Gabriela (...1814Forthofer Robert ...22590-134 ≣E20It (open)10 Jul 2012
132Garcia Balado LShocron Ruben (USA)22590-133 ≣E20Ch Argentina
164Gligoric Svetozar...2447Osmanagic Muamer ...22601-039 ≣E20It
452LibertNilsson Nils S (DEN)22600-120E20Memorial I.Bolesl...
549Mensch Etienne (FRA)2260Murzin Lenar (RUS)22601-028 ≣E20It (cat.2)
547Taggatz Mario (GER)2303Illijin Neboisa (...22601-041 ≣E20It (open)
526Manakova Maria (SRB)2345Saunina Ludmila (...22601-060 ≣E41Ch Russia (w)
248Bonilla JoseTikkanen Kari (FIN)22600-121 ≣A17Ch World (juniors...
633Idrisova Roza (RUS)2106Kryukova Irina (RUS)22610-136 ≣E41Ch Russia (w) (1 ...
675Guseva Marina (RUS)2289Kryukova Irina (RUS)22610-138 ≣E41It (b)
468Zaremba Andrie (USA)2348Ward Tom (USA)22650-149 ≣E20n) (b
857Gongora Maikel (CUB)2468Morales Rolando (...22651-042 ≣E41Memorial J.Capabl...16 Jun 2010
210Biyiasas Peter (USA)2450Ludgate Alan (IRL)22650-155 ≣E20Ch British Columbia
194Tate LSLudgate Alan (IRL)22650-136 ≣E20Ch Great Britain ...
192Szabo Laszlo (HUN)1903Ortega Ruiz Jose ...22661-041 ≣E20Olympiad
354Stafrace JHamalainen Sami (...22660-134 ≣E20Ch Europe (juniors)
822Ryklis BorisKolmakov Pavel (RUS)22680-122 ≣E41It (open) \19 Jun 2009
26Olivera AlfredoLuckis Marcos22700-167 ≣E20It
495Jugow Alexander (...2152Rosen Willy (GER)22701-035 ≣E20Ch Germany (senio...
63Huguet HLuckis Marcos22701-031 ≣E20Ch Argentina
775Ipatov Alexander ...2265Golubka Petr (UKR)22701-051 ≣E41Ch Ukraine (junio...06 Dec 2007
31Bolbochan Jacobo ...Luckis Marcos22700-159 ≣E41It
223Oliva Lobato Pedr...2162Luckis Marcos22700-151 ≣E20It (open)
506Nikolic Zoran (SRB)2225Kajganovic Miodra...22701-039 ≣E41Ch Yugoslavia (1/...
665Solano Lasierra J...2129Lafarga Santorrom...22710-150 ≣A40It (open) \22 Dec 2002
757Blackburn Joathan...2228Rees Ioan (WLS)22730-131 ≣E20Ch Wales07 Apr 2007
590Krak Tomas (SVK)2076Juricek Stanislav...22740-150 ≣E41It (open)
421Siciarz JTustanowski Rober...22740-136 ≣E41Ch Poland (corr.)
377Dreyer Martin (NZL)2275Teo Kok-Siong (SIN)22740-160 ≣E41Olympiad
104Sherbakov2415Levit Roman (USA)22751-023 ≣E41Ch URS (1/2 final)
876Zulfic Fedja (AUS)2081Smith Robert W (NZL)22751-043 ≣E20Zt
494Schubert Ralf (GER)2145Mattick Lutz (GER)22750-130 ≣E41Bundesliga (2nd) ...
233Strinitz HPfeiffer Herbert ...22751-022 ≣A40corr.
735Lhost Geoffrey (BEL)1969Denayer Eric (BEL)22760-127 ≣E20It (open)30 Jul 2006
57Stoltz Gosta (SWE)Pachman Ludek (GER)22780-147 ≣A13It
716Thorfinnsson Bjor...2321Chulivska Vita (UKR)22781-039 ≣A40It (open) (a)23 Jul 2005