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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
262Vaisanen VeikkoHonkaniemi Raimo1-037 ≣E20?
258Koskinen Erkki (FIN)1952Virtanen Matti1-044 ≣E20?
203Nevole Vladimir (...2051Slizak1-042 ≣E20?
340SacchiniMalloni Marcello ...23090-126 ≣E20?
254Siff Boris2230Peters John A (USA)23700-124 ≣E20?
255Niklasson Christe...2350Kaiszauri Konstan...24200-131 ≣E20?
195Mihaljcisin Mihaj...2280Ankerst Marjan (SLO)22101-040 ≣E20?
176Kekki YrjoKaasalainen Arvo0-139E20?
168Kekki YrjoEriksson Lasse1-048 ≣E20?
245Putkonen HeikkiRantanen Veikko0-135 ≣E20?
338Wohlers-Armas Fri...2050Borisova Borislav...20891-021 ≣E20?
525Mustonen VesaLehtinen Pentti0-160 ≣E20?
237Venalainen Unto E...2350Day Lawrence A (CAN)23301-019 ≣E20?
257Haggren Stig-Olof...2009Lyly Seppo (FIN)19371-030 ≣E20?
358Mustonen VesaWelling Pauli1-054 ≣E20?
492Gayer Michael (GER)2083Straub Juergen (GER)22280-175 ≣E20Bayern Landesliga...
493Schmidt Anton (GER)2153Hartl Aldo (GER)21151-038E20Bayern Landesliga...
555Schmidt Anton (GER)2153Stoer Andreas (GER)21701-053 ≣E20Bayern Landesliga...
527Neher MaxMoller Michael Dr...21850-149 ≣E20Bayern Landesliga...
623Gayer Michael (GER)2083Gerstner Bernhard...20940-127 ≣E20Bayern Oberliga 2...
727Schmidt Anton (GER)2080Oleneva Svetlana ...21101-033 ≣E20Bayern Oberliga 2...02 Apr 2006
624Kinkelin Ulrich (...2019Kwossek Georg (GER)20970-137 ≣E20Bayern Regionalli...
341Federau Juergen (...2186Matthigak W1-032E20Bundesliga 1987/88
628Wohlers-Armas Fri...2193Kolbe Jana (GER)20481-034 ≣E20Bundesliga (2nd) ...
725Bukal Vladimir Jr...2443Meszaros Tamas (HUN)23521-028 ≣E20Bundesliga B Mitt...04 Mar 2006
881Maurer Jochen (GER)2264Scheffknecht Phil...20751-048 ≣E20Bundesliga B West...11 Mar 2011
528Gruss SManigk Sebastian ...21511-051 ≣E20Bundesliga (junio...
62Huguet HGaribaldi Oscar (...1-020 ≣E20Ch Argentina
132Garcia Balado LShocron Ruben (USA)22590-133 ≣E20Ch Argentina
63Huguet HLuckis Marcos22701-031 ≣E20Ch Argentina
680Muhammad Kamal (MAS)Yeo Min-Yang Evan...22450-150 ≣E20Ch ASEAN (juniors...
554Ghozali CholidChan James (CAN)20121-024 ≣E20Ch Asian Cities (...
480Ilham Abd Hamid (...Ooi Chern Ee (MAS)22200-123 ≣E20Ch Asia (team)
447Diaz Iglesias Jos...2188Dominguez Piris J...16891-031 ≣E20Ch Asturias (team...
620Viniarski Alex (AUS)Oliver Gareth (AUS)21640-115 ≣E20Ch Australia (jun...
840Stahnke Alexander...1922Haron Greg20581-070 ≣E20Ch Australia (major)06 Jan 2010
596Shields Sylvia (AUS)Dekic Biljana N (...21181-044 ≣E20Ch Australia (w)
756Steinmacher Josef...2067Zuelle Bruno (SUI)21401-041 ≣E20Ch Baden (b)06 Apr 2007
293Schuster GuenterWeiler Wolfgang (...21191-019 ≣E20Ch Baden (HT)
424Kaminik Aleksanda...2200Port Hans Juergen1-032 ≣E20Ch Bahn (G)
435Port Hans JuergenWalther Karl Heinz1-045 ≣E20Ch Bahn (H)
470Port Hans JuergenWalther Karl Heinz0-150 ≣E20Ch Bahn (team)
372Fischer Sebastian...2271Beisser Georg20451-045 ≣E20Ch Bayern (2)
126KabanovBoleslavsky Isaak...0-134 ≣E20Ch Belarus
161Farias Sergio A (...2220Hollmann Jose0-188 ≣E20Ch Brazil
86Berenzon MauricioMangini Jose Thiago0-136 ≣E20Ch Brazil
87Fragoso DarcyVasconcellos Fern...0-158 ≣E20Ch Brazil
75Santiago Oliveira...Paiva Omar0-136 ≣E20Ch Brazil
280Asfora Marco (BRA)2219Milos Gilberto (BRA)25970-156 ≣E20Ch Brazil
182Camara Helder (BRA)2347De Freitas Marcio...1-042 ≣E20Ch Brazil
74Lima EdmundoPaiva Omar0-139 ≣E20Ch Brazil
926Goncalves Ivan Me...2100Cruz Arquias Sofo...18381-042 ≣E20Ch Brazil (junior...07 Jun 2012
12Cruz Walter Oswal...De Souza Mendes J...1-035 ≣E20Ch Brazil (qual)
141Lehmann Heinz G (...2285Weise Dietrich1-041 ≣E20Ch BRD
364Schmidt KerstinPirrung Robert0-132 ≣E20Ch BRD (under 25)...
210Biyiasas Peter (USA)2450Ludgate Alan (IRL)22650-155 ≣E20Ch British Columbia
107Ajanski Jordan S ...2350Kolarov Atanas S ...24150-135 ≣E20Ch Bulgaria
720Dimov Kiril (BUL)2213Genov Petar (BUL)24640-138 ≣E20Ch Bulgaria (team)26 Sep 2005
461Tejero Royo Fermi...2100Lerch Gallemi Jos...22240-130 ≣E20Ch Catalunia
929Maksimovic Branim...2452Milovanovic Srbol...22171-035 ≣E20Ch Central Serbia...07 Jul 2012
196Morgado Juan J (ARG)2219Castelli Raul (ARG)21000-130 ≣E20Ch Chess Club
752Karmanov Sergei (...2075Dzhumagaliev Yan ...22520-133 ≣E20Ch Chess Club17 Jan 2007
322Ji Yunqi (CHN)2327Huang Zhengyuan (...21970-148 ≣E20Ch China
887Zhao Jun (CHN)2587Xiu Deshun (CHN)25401-031 ≣E20Ch China08 Apr 2011
777Rozhkov DDanchinov Viktor ...22150-123 ≣E20Ch City
779Bogatenko Roman (...1978Bereziy Petr (RUS)17940-128 ≣E20Ch City09 Feb 2008
552Tschann Stephan (...2211Stockmann Michael...22840-130 ≣E20Ch City
807Muraviev DLugovoy Yury (RUS)22581-029 ≣E20Ch City (open)
915Vebel Goran (SRB)2123Mladenovic Stefan...21810-126 ≣E20Ch City (open)22 Jan 2012
367KikrushkinMalikov S0-150 ≣E20Ch Club URS (team...
829Naipal Victoria (...1791Chavez Diana Mari...18841-043 ≣E20Ch Continent (w)05 Sep 2009
672Mesko Andrej (CRO)2067Saric Ante (CRO)24370-130 ≣E20Ch Croatia (junio...
912Glavas Dragan (CRO)2322Radocaj Denis (CRO)23180-141 ≣E20Ch Croatia (team)...07 Oct 2011
156Trapl Jindrich (CZE)2336Marsalek Josef (CZE)20711-025 ≣E20Ch Czechoslovakia
204Sikora Jan (CZE)2251Pachman Ludek (GER)22780-134 ≣E20Ch Czechoslovakia
186Hruska Tomas (CZE)2026Petras Jan (CZE)20850-175 ≣E20Ch Czechoslovakia...
113Alster Ladislav (...Filip F1-046 ≣E20Ch Czechoslovakia...22 Aug 1955
178Blazek JosefSorsak Jozef Sr (...21251-044 ≣E20Ch Czechoslovakia...
565Stodolova Kristyn...1980Pecinova Magda1-064 ≣E20Ch Czech Republic...
242Starck Bodo (GER)2248Broberg Horst (GER)20910-159 ≣E20Ch DDR
137Kunz HorstDorawa Bernhard (...19820-159 ≣E20Ch DDR
359Horch JMicheel1-032 ≣E20Ch DDR (corr.)
48Enevoldsen HaraldPoulsen Christian1-030 ≣E20Ch Denmark (play-...
873Jobava Baadur (GEO)2710Shimanov Aleksand...25121-036 ≣E20Ch Europe (active)19 Dec 2010
914Cyra Dariusz (POL)1832Riazantsev Alexan...27100-136 ≣E20Ch Europe (active)17 Dec 2011
799Blackburn Joathan...2175Campbell Ian (ENG)20311-035 ≣E20Ch European Union12 Sep 2008
419Garcia LealPerello J0-134 ≣E20Ch Europe (corr.)
207Payrhuber KlausBohm Hans (NED)23170-140 ≣E20Ch Europe (juniors)
354Stafrace JHamalainen Sami (...22660-134 ≣E20Ch Europe (juniors)
868Burcu Cagatay (TUR)1878Rindlisbacher Lar...21900-157 ≣E20Ch Europe (junior...22 Sep 2010
589Karner Christoph ...2181Medvegy Zoltan (HUN)23970-125 ≣E20Ch Europe (junior...
189Vadasz Laszlo (HUN)2271Liljedahl Lennart...22821-045 ≣E20Ch Europe (junior...
816Laitinen Martti (...1857Reuben Stewart (ENG)21520-145 ≣E20Ch Europe (senior...06 Apr 2009
160Trapl Jindrich (CZE)2336Tolush Alexander ...1-024 ≣E20Ch Europe (team)
835Sedlak Nikola (SRB)2571Van Hoolandt Patr...22331-051 ≣E20Ch Europe (team)23 Oct 2009
230De Carbonnel HeinzKeglevic Pavao (CRO)22030-132 ≣E20Ch Europe (team) ...
627Holopainen Timo (...2231Henttinen Markku ...22850-138 ≣E20Ch Finland (team)...
894Van Vliet Dennis ...2101Feys Bert (BEL)20331-026 ≣E20Ch Flanders04 Jun 2011
362Birens Eric-Andre...1969Stawiarski Edmond...21680-140 ≣E20Ch France (qual)
361Birens Eric-Andre...1969Roos Celine (FRA)21450-169 ≣E20Ch France (qual)