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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
111Kwapisz StanislawSolecki Zbigniew0-177 ≣E20Ch Poland
66Doerner CharlesGerman Eugenio (BRA)23150-164 ≣E20Olympiad
313Knoppert Erik G J...2336Riemersma Liafber...24200-151 ≣E20Ch Netherlands (1...
706Niklasson Christe...2375Brynell Stellan (...24960-128 ≣E20Ch Sweden (team) ...26 Feb 2005
655Ditiatev Sergey (...2385Malinin Vasily B ...24990-140E20It (cat.8)
619Berg Kurt M (NOR)Royset Paal (NOR)22570-170 ≣E41It (open)
719Longa Yauca Javie...2324Rivas Pastor Manu...24610-157 ≣E41It (open)25 Aug 2005
395Adler Bo (SWE)2171Backe Peter (SWE)22350-160 ≣E20Ch Sweden (master...
362Birens Eric-Andre...1969Stawiarski Edmond...21680-140 ≣E20Ch France (qual)
11Stolberg Mark (RUS)Lisitsyn Georgy (...0-149 ≣E20Ch URS
672Mesko Andrej (CRO)2067Saric Ante (CRO)24370-130 ≣E20Ch Croatia (junio...
865Nielsen John Baun...2148Eljanov Pavel (UKR)27610-140 ≣E20It (open) \01 Aug 2010
925Sutkovic Damir (BIH)2339Smith Bryan G (USA)24500-152 ≣E20It (open)06 May 2012
930Cazacu Gabriela (...1814Forthofer Robert ...22590-134 ≣E20It (open)10 Jul 2012
792Johansson Alexand...2022Blomqvist Erik (SWE)24180-123 ≣E20Ch Sweden (juniors)11 Jul 2008
713Van Elst Andreas ...2282Fedorchuk Sergey ...25640-150 ≣E20It (open)10 Jul 2005
449Cerpa Deniz Jose ...2085Dominguez Santas ...0-146 ≣E41It (open)
319NicolaiHoekstra W0-140 ≣E20corr.
340SacchiniMalloni Marcello ...23090-126 ≣E20?
361Birens Eric-Andre...1969Roos Celine (FRA)21450-169 ≣E20Ch France (qual)
409Jansson Anders O ...2106Jagerflod Kent (SWE)19780-157 ≣E20Ch Sweden (corr.)
325Schlenga KlausPliester Leon (NED)23920-137 ≣E20Ch Netherlands (o...
255Niklasson Christe...2350Kaiszauri Konstan...24200-131 ≣E20?
853Simovic Mladen (CRO)1862Marcic Ivica (CRO)20050-184 ≣E20It (open)06 May 2010
675Guseva Marina (RUS)2289Kryukova Irina (RUS)22610-138 ≣E41It (b)
608Rudlof JuergenStredak Josef0-136 ≣E20It (open) (b)
905Yefimov Mstislav ...2168Szymanski Marcin ...24160-147 ≣E41It (open)06 Aug 2011
912Glavas Dragan (CRO)2322Radocaj Denis (CRO)23180-141 ≣E20Ch Croatia (team)...07 Oct 2011
115Diez Del Corral J...2415Persitz Raaphi (SUI)23360-180 ≣E20It
651Kaminik Aleksanda...2266Ruderfer Mark B (...23440-134 ≣E20Ch Israel (team)
893Dupre Paul Donald...2037Arkell Keith C (ENG)24090-114 ≣E41It (open)27 May 2011
120Dittmann SieghardPuc Stojan (SLO)22550-156 ≣E20It
747Karimov Zakir (RUS)2044Kunakbaev Ilnur (...21690-155 ≣E00Ch Bashkortostan17 Dec 2006
730Voss Chantal (GER)1898Rummer Baerbel13120-150 ≣E20Ch Germany (junio...09 Jun 2006
522Jetzl Joerg (AUT)2203Lopushnoy Denis (...23850-120 ≣E41It (cat.3)
497Jetzl Joerg (AUT)2203Farago Ivan (HUN)25150-148 ≣E20It (open)
850Veleski Robert (MKD)2282Cioara Andrei Nes...24260-143 ≣E20It (open) \21 Apr 2010
367KikrushkinMalikov S0-150 ≣E20Ch Club URS (team...
332Vokac Marek (CZE)2471Damjanovic Mato (...23030-151 ≣E41It \
316Hoffmann Alexande...2135Gutsche Klemens0-136 ≣E20Oberliga NRW 1985/86
448Borovicka Bohumil...1997Michenka Jozef (CZE)23460-140 ≣E41It (open)
211Piket Joop J (NED)2125Tatai Stefano (ITA)23670-133 ≣E20It \
666Pages Rafart Jord...2120Fluvia Jordi (ESP)23940-151 ≣E20It (open)
33Benko Francisco (...2036Bolbochan Julio (...24400-161 ≣E41It
609Fernandez Juan C ...2410Gonzalez Aguirre ...21440-163 ≣E41It (open)
23Beni Alfred (AUT)2210Mueller Hans0-149 ≣E20It
26Olivera AlfredoLuckis Marcos22700-167 ≣E20It
186Hruska Tomas (CZE)2026Petras Jan (CZE)20850-175 ≣E20Ch Czechoslovakia...
700Tregubov Vadim (UKR)2390Yaremko Nazar (UKR)22030-140 ≣E41Ch Ukraine (junio...
13Nuernberg FriedrichMuller Hans (AUT)0-134 ≣E20Ch Germany
87Fragoso DarcyVasconcellos Fern...0-158 ≣E20Ch Brazil
444Thron CarstenHelms Sven (GER)20600-144 ≣E20Ch JBLN East 1993/94
321Ezeokoli MMartin Benjamin (...23750-151 ≣E41Ch World (juniors...
58Brunet PhilipZalys Ignas0-160 ≣E41Match
407Skoberne D1850Marusic V18500-158 ≣E20Ch Slovenia (1 liga)
847Floroiu Ioana-Ale...1662Gelip Ioana (ROM)18240-139 ≣E20Ch Romania (junio...08 Apr 2010
70Averbakh Yuri L (...2445Estrin Yakov B (RUS)24500-164 ≣E20Ch Moscow
28Sanguinetti Raul ...2485Szabo Laszlo (HUN)19030-127 ≣E20It
54Tramoyeres PEnevoldsen Jens (...23500-174 ≣E20It
32Geller Efim P (RUS)2455Sokolsky Alexey (...0-172 ≣E20Ch URS
283Kretschmar HeinzDubinin Peter V (...0-138 ≣E41corr.
460Ryskin Alexander ...2435Pushkov Nikolai (...25150-134 ≣E41It
269Barbero Gerardo F...2441Panno Oscar (ARG)25400-144 ≣E41It (open)
637Shevchenko MaksimLanin Alexsej (RUS)21660-126E20Ch Russia (junior...
103Vladimirov Boris ...2340Simagin Vladimir ...0-143 ≣E41Ch URS (1/2 final)
242Starck Bodo (GER)2248Broberg Horst (GER)20910-159 ≣E20Ch DDR
214Nielsen Carl-EvaldOe Oluf (DEN)20610-143 ≣E20Memorial L.Rasmussen
253Swindell LMartz William R0-142 ≣E20It \
578Konovalova Olesia...2156Kalinina Vladisla...22390-139 ≣E20Ch Ukraine (junio...
281Haik Aldo (FRA)2405Murey Jacob (ISR)24290-148 ≣E20It (open)10 Sep 1981
590Krak Tomas (SVK)2076Juricek Stanislav...22740-150 ≣E41It (open)
667Papacek TomasVoboril Pavel (CZE)21050-148 ≣E20Czech League 2002...
515Laimos NikolaosGalanos Dimitrios...19430-142 ≣E20Ch Greece (team)
530De Groot ThijsCarstensen Jacob ...21650-168 ≣E20It (open) (juniors)
543Lutter Ladislav (...1940Janos Jozef (SVK)21450-168 ≣E20Ch Slovakia (team...
401Birens Eric-Andre...1969Tjiam Dharma (NED)23820-159 ≣E20It (open)
142Baturinsky Victor...Estrin Yakov B (RUS)24500-151 ≣E41Ch URS (corr.)
173Averbakh Yuri L (...2445Matanovic Aleksan...24900-172 ≣E41Match \
24Milic Borislav (YUG)Kulzinski Nikolaj0-176 ≣E41Ch Yugoslavia
144GolschmanGonzales Gil J0-133 ≣E20Tournament
176Kekki YrjoKaasalainen Arvo0-139E20?
72Primavera Giusepp...Mueller Klaus (GER)20100-152 ≣E41Olympiad26 Aug 1952
116Geller Efim P (RUS)2455Smyslov Vassily (...24940-156 ≣E20Tournament (candi...
165Colon H (PUR)Chipev T (BUL)0-140 ≣E20Olympiad
200Tabakiernik WLambshire MV0-140 ≣E41Ch Great Britain
459Geyer UlfBerresheim Helmut...21160-149 ≣E20Ch RLP (juniors) ...
155Taieb AKuijpers Frans A ...22800-136 ≣E20Olympiad (student...
484Vigh Bela (HUN)2355Polak Tomas (CZE)24500-129 ≣E20It (open)
107Ajanski Jordan S ...2350Kolarov Atanas S ...24150-135 ≣E20Ch Bulgaria
729Lockwood William ...1895Spraggett Kevin (...26100-144 ≣E20It (open)22 Apr 2006
81Szabo Laszlo (HUN)1903Sliwa Bogdan (POL)22350-143 ≣E20It
267Szabo Laszlo (HUN)1903Lein Anatoly (USA)25350-142 ≣E41?
780Olarasu Ioana (ROM)1820Baciu Anca-Otilia...21770-134 ≣E41Ch Romania (w)25 Feb 2008
216Tomic Dragoslav (...2125Szabo Laszlo (HUN)19030-140 ≣E20It
231Haut HKetzscher Roland ...20850-159 ≣E20corr.
498Garneli EvageliaKalesis Nikolaos ...23900-123 ≣E20It (open)
65Aleman Dovo MiguelGonzalez0-136 ≣E41It
786Hasanova Turkan (...1897Timman Jan H (NED)25800-143 ≣E41Cup President13 May 2008
767Wohlers-Armas Fri...2141Collas Silvia (FRA)24080-133 ≣E20Ch France (w)15 Aug 2007
463Sukudian RubenGomez Baillo Jorg...24200-141 ≣E41It (open) \