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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
410Markotic Gordan (...2287Kolev Atanas (BUL)25910-119 ≣E41It (open)
544Stefanek Piotr (POL)2182Kollarik Gorazd (...18731-035 ≣E20Ch Slovakia (team...
822Ryklis BorisKolmakov Pavel (RUS)22680-122 ≣E41It (open) \19 Jun 2009
753Vishnyakov Igor (...2182Konyukhov Mikhail...18521-021 ≣E41Memorial Polyak17 Jan 2007
224Shereshevski Mikh...2475Korelov Alexander...23751-045 ≣E41Memorial A.Sokolsky
239Brilla Banfalvi S...Koskinen Unto1-027 ≣E20corr.
16Lilienthal Andor ...2385Kottnauer Cenek (...23701-015 ≣E41Match \
18Sajtar Jaroslav (...Kottnauer Cenek (...23701-032 ≣E41Memorial K.Treybal
251Kretschmar HeinzKramer Haije J (NED)23300-134 ≣E41Olympiad (corr.)
184Piket Joop J (NED)2125Kramer Haije J (NED)23301-038 ≣E20It \
789Rawicz Karol (POL)2242Kravtsiv Martyn (...25490-128 ≣E20It (open)25 Jun 2008
500Einarsson Bergste...2175Kristjansson Stef...24851-035 ≣E41It (open)
942Bohus Adam (HUN)1758Krstulovic Alex (...18210-132 ≣E20Tournament (Elo) (a)09 Sep 2012
633Idrisova Roza (RUS)2106Kryukova Irina (RUS)22610-136 ≣E41Ch Russia (w) (1 ...
675Guseva Marina (RUS)2289Kryukova Irina (RUS)22610-138 ≣E41It (b)
246Gotzhein HKuehn0-143 ≣E20corr.
155Taieb AKuijpers Frans A ...22800-136 ≣E20Olympiad (student...
24Milic Borislav (YUG)Kulzinski Nikolaj0-176 ≣E41Ch Yugoslavia
747Karimov Zakir (RUS)2044Kunakbaev Ilnur (...21690-155 ≣E00Ch Bashkortostan17 Dec 2006
205Piket Joop J (NED)2125Kunnen1-026 ≣E20Ch Netherlands (t...
501Karsa Laszlo (HUN)2395Kustar Sandor (HUN)23951-023 ≣E41Ch Hungary (team)...
177Lagland GoranKuutti Lauri1-030 ≣A17?
344Shereshevski Mikh...2475Kveinys Aloyzas (...23451-043 ≣E41Ch URS (1/2 final)
624Kinkelin Ulrich (...2019Kwossek Georg (GER)20970-137 ≣E20Bayern Regionalli...
665Solano Lasierra J...2129Lafarga Santorrom...22710-150 ≣A40It (open) \22 Dec 2002
437Richter Michael (...2225Lagershausen Thomas0-153 ≣E41It (open) \
562Legemaat Gert (NED)2216Lambers Gerrit Hans1-026 ≣E20Tournament
200Tabakiernik WLambshire MV0-140 ≣E41Ch Great Britain
768Foisor Mihaela-Ve...2029Landenbergue Clau...24520-157 ≣E20It (open)14 Sep 2007
866Huebner Alan-Ari ...1617Lang Martin (GER)19370-147 ≣E41It (open) \07 Aug 2010
637Shevchenko MaksimLanin Alexsej (RUS)21660-126E20Ch Russia (junior...
736Yermishin Viktor ...2410Lao Lenath (FRA)19561-019 ≣E20Memorial Georgiev...05 Sep 2006
684Eriksson Johan (SWE)2423Lappalainen Tommy...21881-024 ≣E41Cup Rilton
50Szabo Laszlo (HUN)1903Laszlo C (HUN)1-029 ≣E20Ch Hungary
263Gotzhein HLauer F0-155 ≣E20corr.
696Le Roux Jean-Pier...2460Lautier Joel (FRA)26820-125 ≣E41Ch France22 Aug 2004
537Maksimovic Suzana...2300Lazic Marina (YUG)22201-019 ≣E20Ch Yugoslavia (te...
525Mustonen VesaLehtinen Pentti0-160 ≣E20?
267Szabo Laszlo (HUN)1903Lein Anatoly (USA)25350-142 ≣E41?
227Lim Kok Ann Dr (SIN)2038Le Marquand22001-025 ≣E20Olympiad
711Vernay Gaspard (FRA)1627Lemeille Francois...20720-133E41Ch France (team) ...14 May 2005
443Roobol Martin (NED)2325Lemmers Oscar (NED)23701-041 ≣E41Ch Netherlands (q...
247Fodor Istvan (HUN)1988Lepsenyi Lorant (...20550-123 ≣E20Tournament \
461Tejero Royo Fermi...2100Lerch Gallemi Jos...22240-130 ≣E20Ch Catalunia
741Hadamard Olivier ...1816Letreguilly Olivi...23080-143 ≣E20It (open)14 Oct 2006
15Reshevsky Samuel ...2430Levin Jacob1-039 ≣E20Ch USA
104Sherbakov2415Levit Roman (USA)22751-023 ≣E41Ch URS (1/2 final)
592Olujic Steve1910Levy David N L (SCO)23100-129 ≣E20Tournament
363Stelzer Harald (GER)2272Lex Christoph (GER)22231-047E41Bundesliga 1988/8...
708Podolchenko Evgen...2229Liassota Evgueni ...22431-047 ≣A40Ch Belarus (junio...11 Apr 2005
179Donchenko Anatoly...2385Liberzon Vladimir...24101-035 ≣A17Ch \
569Gomez Ruben (ARG)1893Lichtentein Juan1-022 ≣E20It (open)
189Vadasz Laszlo (HUN)2271Liljedahl Lennart...22821-045 ≣E20Ch Europe (junior...
586Danielsen Arne (NOR)2243Lilleoren David (...20800-142 ≣E41Ch Norway (team) ...
631Nur Mohammad Fadh...Lim Jun Zhe Louis...0-143 ≣E41Ch ASEAN (juniors...
4Goldstein Maurice...Lindgren George1-032 ≣A17Ch Australia29 Dec 1936
59Geller Efim P (RUS)2455Lipnitsky Isaak (...1-033 ≣E20Ch URS
11Stolberg Mark (RUS)Lisitsyn Georgy (...0-149 ≣E20Ch URS
9Kotov Alexander A...2500Lisitsyn Georgy (...1-033 ≣E41Ch URS
10Rudakovsky Iosif ...Lisitsyn Georgy (...0-161 ≣E20Ch URS
97Chistiakov Alexan...Lisitsyn Georgy (...1-051 ≣E20Ch URS (team)
854Chen Yun (CHN)2181Li Wenliang (CHN)24410-152 ≣E20Tournament \18 May 2010
723Chatard Patrice (...1961Ljubotina Lazo (FRA)19790-145 ≣A40It \12 Nov 2005
880Pugh Larry (USA)2051Lobo Kunal1-060 ≣E20Ch USA (amateur) ...19 Feb 2011
522Jetzl Joerg (AUT)2203Lopushnoy Denis (...23850-120 ≣E41It (cat.3)
632Galvan Jesus (PER)2187Lorenzini Martin ...23671-036 ≣E20Memorial Pablo Go...
654Marquez Molina Jo...Lorenzini Martin ...23750-126 ≣E20It (open)
90Maher VLorson Gerhard24750-149 ≣E41Olympiad
728Karayiannis Costa...2166Low Ying-Min (SIN)19751-031 ≣E20It (open)16 Apr 2006
656Deruelle Sala Alb...2158Lozano Arribas Ca...21880-142 ≣E41It (open)
791Sidorov Kirill (RUS)1981Lubanski Mark1-027 ≣E20Cup Volga (open)
31Bolbochan Jacobo ...Luckis Marcos22700-159 ≣E41It
223Oliva Lobato Pedr...2162Luckis Marcos22700-151 ≣E20It (open)
26Olivera AlfredoLuckis Marcos22700-167 ≣E20It
63Huguet HLuckis Marcos22701-031 ≣E20Ch Argentina
210Biyiasas Peter (USA)2450Ludgate Alan (IRL)22650-155 ≣E20Ch British Columbia
194Tate LSLudgate Alan (IRL)22650-136 ≣E20Ch Great Britain ...
807Muraviev DLugovoy Yury (RUS)22581-029 ≣E20Ch City (open)
153Ben Hassan ALund Per (DEN)20150-124 ≣E41Olympiad (student...
428Lyrberg Patrik (SWE)2420Luther Thomas (GER)25180-129 ≣A40It (open)
852Brustkern Juergen...2299Lyell Mark (ENG)22021-031 ≣E20It (cat.1) (a)04 May 2010
795Shirobokov Roman ...2166Lykov Sergey (RUS)22511-049 ≣E20Memorial V.Emshanov
257Haggren Stig-Olof...2009Lyly Seppo (FIN)19371-030 ≣E20?
788Papay Marek (CZE)1836Macek Kamil (CZE)19370-143 ≣A17It (open)19 Jun 2008
937Vindas Moran Cami...1948Machado Ramirez A...20461-046 ≣A40Ch Costa Rica (team)29 Jul 2012
642Pfleger Sascha (GER)2214Machenski Jerome ...19771-063 ≣E20It (open)
558Seifert Ronny (GER)2011Machner Christian1-031 ≣A40It (open) \
739Santos Marcus Vin...2416Madeira Wagner Ma...22531-039 ≣E20It (open)13 Oct 2006
330HoltMahdeo1-042 ≣E41corr.
677Ruchkin Yuri (RUS)2238Makhianov Vadim (...22011-026 ≣E41Ch Russia (1/2 fi...
367KikrushkinMalikov S0-150 ≣E20Ch Club URS (team...
655Ditiatev Sergey (...2385Malinin Vasily B ...24990-140E20It (cat.8)
340SacchiniMalloni Marcello ...23090-126 ≣E20?
502Pompa Alessandro ...2070Malloni Marcello ...23090-130 ≣E41Ch Rome
296Toth Bela (ITA)2345Mandl Robert (GER)22881-029 ≣E41It (open)
86Berenzon MauricioMangini Jose Thiago0-136 ≣E20Ch Brazil
528Gruss SManigk Sebastian ...21511-051 ≣E20Bundesliga (junio...
360Kanko Ilkka (FIN)2231Manni Matti (FIN)22061-046 ≣E41Ch Finland (team)
649Kaminik Aleksanda...2266Manor Ilan (ISR)24830-137 ≣E20Ch Israel (team)
469Zawadski Stephane...2181Marciano David (FRA)24550-154 ≣E20Ch France (team)