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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
783Foisor Mihaela-Ve...1088Gelip Ioana (ROM)6711-029 ≣E20Ch Romania (junio...12 Apr 2008
730Voss Chantal (GER)1898Rummer Baerbel13120-150 ≣E20Ch Germany (junio...09 Jun 2006
909Russo Arianna1696Andreani Carlo13861-059 ≣E20It (open) (b)04 Sep 2011
839Altomonte Giuseppe1773Fiorentino Vincenzo15091-019 ≣E20It (open) (b)05 Jan 2010
903Andris Valentin1697Klemt Gerhard16071-036E20It \17 Jul 2011
447Diaz Iglesias Jos...2188Dominguez Piris J...16891-031 ≣E20Ch Asturias (team...
769Denisov Boris (RUS)1987Mukhin Alexey (RUS)17261-061 ≣E20Ch Russia (PODA)07 Nov 2007
122Rossetto Hector (...2285Toth Vano P17701-037 ≣E20It
779Bogatenko Roman (...1978Bereziy Petr (RUS)17940-128 ≣E20Ch City09 Feb 2008
388Moulton PKennedy Michael (...17991-044 ≣E20It (open)
64Wise TNewman RH18151-024 ≣E20Ch Great Britain
942Bohus Adam (HUN)1758Krstulovic Alex (...18210-132 ≣E20Tournament (Elo) (a)09 Sep 2012
847Floroiu Ioana-Ale...1662Gelip Ioana (ROM)18240-139 ≣E20Ch Romania (junio...08 Apr 2010
838Altomonte Giuseppe1773Ielapi Vito (ITA)18290-150 ≣E20It (open) (b)04 Jan 2010
926Goncalves Ivan Me...2100Cruz Arquias Sofo...18381-042 ≣E20Ch Brazil (junior...07 Jun 2012
617Boteanu Jean (ROM)2105Zarnescu Marius (...18440-136 ≣E20Ch Romania (1/2 f...
407Skoberne D1850Marusic V18500-158 ≣E20Ch Slovenia (1 liga)
726Hendi Peter (SUI)1784Czimer Jozsef (HUN)18570-125 ≣E20Tournament (Elo) (b)09 Mar 2006
520Bartl Ulf (GER)2019Oezen Alf18651-054 ≣E20It (open) \
544Stefanek Piotr (POL)2182Kollarik Gorazd (...18731-035 ≣E20Ch Slovakia (team...
810Altomonte Giuseppe1743Tricomi Massimo (...18751-037 ≣E20It (open) (b)04 Jan 2009
908Radice Luca (ITA)1972Robbio Pietro18831-039 ≣E20Tournament (open)
829Naipal Victoria (...1791Chavez Diana Mari...18841-043 ≣E20Ch Continent (w)05 Sep 2009
837Kravchuk OlegTunik Sergey (RUS)18971-033 ≣E20Ch Region30 Oct 2009
216Tomic Dragoslav (...2125Szabo Laszlo (HUN)19030-140 ≣E20It
28Sanguinetti Raul ...2485Szabo Laszlo (HUN)19030-127 ≣E20It
763Sladkov Alexei (RUS)2183Mikhailenko Galin...19221-034 ≣E20It (open) \24 Jul 2007
670Barkovskaya Irina...2156Nikitina Aleksand...19321-025 ≣E20Ch Tver region (w)
733Alonso Rosell Alv...2231Rodriguez Lorenzo...19361-018 ≣E20Ch Spain (schools)27 Jun 2006
257Haggren Stig-Olof...2009Lyly Seppo (FIN)19371-030 ≣E20?
515Laimos NikolaosGalanos Dimitrios...19430-142 ≣E20Ch Greece (team)
814Stachowicz Feliks...1680Bankert Krzysztof...19450-155 ≣E20Ch Poland (team) ...01 Mar 2009
683Toporov Victor (RUS)2107Part Fedor (RUS)19511-033 ≣E20It \
736Yermishin Viktor ...2410Lao Lenath (FRA)19561-019 ≣E20Memorial Georgiev...05 Sep 2006
172Engerer HansZeitler Hans-Juer...19621-019 ≣E20It (open)
529Sull Gyula (HUN)2059Pribula Nandor (HUN)19661-029 ≣E20It (open) \
907Barlocco Carlo (ITA)2135Pierantozzi Stani...19711-057 ≣E20It (open)28 Aug 2011
886Passeri Marco1521De Carolis Massimo19720-155 ≣E20Tournament (weekend)03 Apr 2011
728Karayiannis Costa...2166Low Ying-Min (SIN)19751-031 ≣E20It (open)16 Apr 2006
823Selnes Hamish (AUS)1912Milligan Helen (NZL)19761-022 ≣E20Zt24 Jun 2009
642Pfleger Sascha (GER)2214Machenski Jerome ...19771-063 ≣E20It (open)
409Jansson Anders O ...2106Jagerflod Kent (SWE)19780-157 ≣E20Ch Sweden (corr.)
817Vlasova Darja (RUS)Severina Maria (RUS)19810-131 ≣E20Ch Russia (junior...15 Apr 2009
824Stahnke Alexander...1799Muller Jonas19810-142 ≣E20Zt25 Jun 2009
821Berkell Peder (SWE)2218Ranby Hans (SWE)19811-029 ≣E20Tournament (Elo)23 May 2009
137Kunz HorstDorawa Bernhard (...19820-159 ≣E20Ch DDR
932Lambert Romain (FRA)2138Hallay Axel (FRA)19831-026 ≣E20Ch Paris (open) (a)10 Jul 2012
602Schroll Ralph (GER)2174Suess Helmut (GER)19861-027 ≣E20Ch Mittelfranken ...
169Bratcko ICeglar Michael (GER)20000-129 ≣E20Tournament
143Maska JWolff H20001-039 ≣E20Europe Tournament...
764Kazakova AnastasiaAbdrakhmanova Sar...20040-141 ≣E20Tournament (junio...
853Simovic Mladen (CRO)1862Marcic Ivica (CRO)20050-184 ≣E20It (open)06 May 2010
888Stanciu Alexandru...2308Martian Dragos-Da...20111-052 ≣E20Ch Romania (junio...15 Apr 2011
554Ghozali CholidChan James (CAN)20121-024 ≣E20Ch Asian Cities (...
917Vlasova Daria (RUS)1849Belova Olga (RUS)20161-044 ≣E20It (open) (w)05 Feb 2012
618Santurbano Maria ...1873Arnetta Maria Ter...20170-135 ≣E20Ch Italy (w)03 Sep 2000
787Kostak Tatiana (UKR)2106Ivanenko Olga (UKR)20220-131 ≣E20Ch Ukraine (1/2 f...26 May 2008
375Borici Ylvije (ALB)Mills Natalie (AUS)20290-141 ≣E20Olympiad
765Pak Evgeniy (KAZ)2184Salehian Sina (IRI)20301-064 ≣E20Olympiad (under 16)08 Aug 2007
272Mendoza Navas Ped...2195Martin Marfil Fra...20311-026 ≣E20Ch Malaga16 Feb 1980
799Blackburn Joathan...2175Campbell Ian (ENG)20311-035 ≣E20Ch European Union12 Sep 2008
884Seleznev ValentinSkliarov Olexandr...20330-158 ≣E20Tournament (open) \19 Mar 2011
894Van Vliet Dennis ...2101Feys Bert (BEL)20331-026 ≣E20Ch Flanders04 Jun 2011
745Calisi Elia (ITA)1884Gambardella Piero...20370-143 ≣E20Memorial Magari12 Nov 2006
473Lalic Susan (ENG)2315Stuart E Leslie (...20380-147 ≣E20It (open)
844Benson Oisin P (IRL)2043Murray David (IRL)20391-037 ≣E20It (open)20 Mar 2010
372Fischer Sebastian...2271Beisser Georg20451-045 ≣E20Ch Bayern (2)
628Wohlers-Armas Fri...2193Kolbe Jana (GER)20481-034 ≣E20Bundesliga (2nd) ...
889Zavadil Michal (CZE)2124Hrdina Robin (CZE)20501-029 ≣E20It \23 Apr 2011
567Hubmann Guenter (...2104Reyes-Acevedo Ism...20520-137 ≣E20It (open) (b)
247Fodor Istvan (HUN)1988Lepsenyi Lorant (...20550-123 ≣E20Tournament \
832Batista Sergio (BRA)1928Fieri Isaac Pedro...20551-038 ≣E20Ch Paulista (final)03 Oct 2009
615Nikolaeva Alexand...2202Dordzhieva Nadezh...20561-052 ≣E20Ch Russia (junior...
692Fletcher ChrisSladek Vaclav (CAN)20580-129 ≣E20Memorial P.Keres ...22 May 2004
840Stahnke Alexander...1922Haron Greg20581-070 ≣E20Ch Australia (major)06 Jan 2010
422Metzger Christian1985Boeckenhaupt Rudi...20601-042 ≣E20Ch Pfalz
444Thron CarstenHelms Sven (GER)20600-144 ≣E20Ch JBLN East 1993/94
214Nielsen Carl-EvaldOe Oluf (DEN)20610-143 ≣E20Memorial L.Rasmussen
438Vigh Bela (HUN)2405Rozsnyai Tibor (HUN)20611-030 ≣E20It (open)
870Lukacovic Mirosla...2006Eged Igor (SVK)20650-159 ≣E20Ch Slovakia (team...07 Nov 2010
365Wohlers-Armas Fri...2145Podrazhanskaya Ol...20680-143 ≣E20Zt (w)
906Ivanov FedorGoryachkin Alexan...20690-154 ≣E20Memorial Ermolaev...10 Aug 2011
507Kopta Pavel (CZE)2299Jelinek Milan (CZE)20691-054 ≣E20It (open) (junior...
271Sherwood CharlesCasey Kevin (AUS)20700-120 ≣E20It (open) \
156Trapl Jindrich (CZE)2336Marsalek Josef (CZE)20711-025 ≣E20Ch Czechoslovakia
202Oestreich ReinhardSoelter Reinhold ...20720-149 ≣E20Ch OWL
657Hova Frode (NOR)1734Taksrud Vidar (NOR)20740-146 ≣E20It (open)
778Dommes Vladimir M...2264Gaprindashvili No...20751-031 ≣E20Tournament \18 Jan 2008
881Maurer Jochen (GER)2264Scheffknecht Phil...20751-048 ≣E20Bundesliga B West...11 Mar 2011
445Saglam BuelentSondors Peteris (...20780-155 ≣E20Oberliga Mittelrh...
312WinklerGlasewald Stefan ...20791-043 ≣E20corr.
653Perchik VladimirKhliastikov Georg...20820-146 ≣E20Memorial I.Stepichev
849Boutsioukis Nikol...1930Galopoulos Panagi...20851-037 ≣E20It (open)10 Apr 2010
231Haut HKetzscher Roland ...20850-159 ≣E20corr.
186Hruska Tomas (CZE)2026Petras Jan (CZE)20850-175 ≣E20Ch Czechoslovakia...
576Sipka Zoltan (HUN)1908Vereb Andras (HUN)20860-122 ≣E20It (open)
766Prohaszka Peter (...2470Rian Kapriaga (INA)20861-033 ≣E20Olympiad (under 16)12 Aug 2007
338Wohlers-Armas Fri...2050Borisova Borislav...20891-021 ≣E20?
109Kwapisz StanislawDomanski Jerzy (POL)20901-044 ≣E20Ch Poland
430Rabara Frantisek ...1940Kalous Miroslav (...20910-149 ≣E20It (open)