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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
913Dambaev Bilikto (...1764Dashibalov Erdem ...23690-125 ≣E20Tournament (open) \17 Dec 2011
443Roobol Martin (NED)2325Lemmers Oscar (NED)23701-041 ≣E41Ch Netherlands (q...
391Hoffmann Michael ...2465Ellers Holger (GER)23700-136 ≣E20Ch Germany (junio...
16Lilienthal Andor ...2385Kottnauer Cenek (...23701-015 ≣E41Match \
18Sajtar Jaroslav (...Kottnauer Cenek (...23701-032 ≣E41Memorial K.Treybal
254Siff Boris2230Peters John A (USA)23700-124 ≣E20?
663Rattray Gordon2055McKay Roderick M ...23710-121 ≣E41Ch West Scotland26 May 2002
224Shereshevski Mikh...2475Korelov Alexander...23751-045 ≣E41Memorial A.Sokolsky
654Marquez Molina Jo...Lorenzini Martin ...23750-126 ≣E20It (open)
321Ezeokoli MMartin Benjamin (...23750-151 ≣E41Ch World (juniors...
339Kekki Petri (FIN)2335Welin Thomas (SWE)23750-116 ≣E41It (open)
368Santos Carlos P (...2404Martin Benjamin (...23751-039 ≣E20Ch World (juniors...
201Maher VincentHenry Paul (IRL)23750-138 ≣E20Ch Ireland
659Ganaus Hannes (AUT)2360Danner Georg (AUT)23771-075 ≣E20Memorial Poyntner...
291Sahu Sekhar Chand...2320Blocker Calvin (USA)23781-022 ≣A13It
897Nyvlt Otto (CZE)1986Sodoma Jan (CZE)23800-132 ≣E41It \03 Jul 2011
265Lombardy William ...2520Bradford Joseph M...23801-034 ≣A40It (open)
100Somogyi Istvan (HUN)2205Barczay Laszlo (HUN)23810-135 ≣E41Ch Hungary
401Birens Eric-Andre...1969Tjiam Dharma (NED)23820-159 ≣E20It (open)
830Khachatryan Vahag...2278Polivanov Anatoli...23821-036 ≣E20It (open)12 Sep 2009
580Kouvatsos Filippo...2116Nikolaidis Konsta...23830-131 ≣E41It (open)
539Manakova Maria (SRB)2345Prudnikova Svetla...23850-167 ≣E41Ch Yugoslavia (te...
381Birens Eric-Andre...1969Sonntag Hans-Hube...23850-150 ≣E20It (open)
453AkopianUtemov Vladimir (...23850-129 ≣E41It (open)
353Negro Roberto1900Vehi Bach Victor ...23851-029 ≣E20It (open)
522Jetzl Joerg (AUT)2203Lopushnoy Denis (...23850-120 ≣E41It (cat.3)
699Santos Marcus Vin...2334Tsuboi Edson Kenj...23871-059 ≣E41It (cat.5)17 Oct 2004
682Santos Marcus Vin...2334Tsuboi Edson Kenj...23870-167 ≣E41It (cat.3)
704Nikolaeva Alexand...2133Abrashkin Boris (...23880-131 ≣E20Ch PriFO11 Dec 2004
371Pavlovic Slobodan...2159Govedarica Radova...23890-130 ≣E20Ch Yugoslavia (te...
892Ilic Dragan (SRB)2388Govedarica Radova...23891-028 ≣E41Cup Serbia (team)20 May 2011
715Shevchenko Tanya ...2157Biriukov Oleg V (...23890-143 ≣E20It (open) (a)22 Jul 2005
883Anfinogenov Artem...2098Tilicheev Viaches...23890-132 ≣E20Ch Moscow (1/2 fi...17 Mar 2011
546Ehlvest Jaan (USA)2610Cladouras Panagio...23901-028 ≣E41It (open) \
941Edirisinghe Dulan...2046Meshkov Yuri A (RUS)23900-170 ≣E20Olympiad05 Sep 2012
302Karsa Laszlo (HUN)2346Rajna George (ISR)23901-025 ≣E20It (open)
498Garneli EvageliaKalesis Nikolaos ...23900-123 ≣E20It (open)
599Peralta Fernando ...2433Gaprindashvili Va...23900-165 ≣A40Ch World (juniors...
465Herraiz Hidalgo H...2260Sanz Alonso Franc...23901-049 ≣E41Ch Spain (team)
798Khachatryan Vahag...2283Grekh Andrey (UKR)23911-043 ≣E20Memorial E.Geller...11 Sep 2008
325Schlenga KlausPliester Leon (NED)23920-137 ≣E20Ch Netherlands (o...
666Pages Rafart Jord...2120Fluvia Jordi (ESP)23940-151 ≣E20It (open)
501Karsa Laszlo (HUN)2395Kustar Sandor (HUN)23951-023 ≣E41Ch Hungary (team)...
589Karner Christoph ...2181Medvegy Zoltan (HUN)23970-125 ≣E20Ch Europe (junior...
491Liardet Fabrice (...2360Anka Emil (HUN)24001-032 ≣E20It (open)
610Sarthou Gaetan (FRA)2399Spiridonov Nikola...24000-134 ≣E41It
940Carow Johannes2678Heinz Axel (GER)24021-042 ≣A40Ch Germany (junio...05 Sep 2012
674Santos Marcus Vin...2334Rosito Jorge (ARG)24030-154 ≣E41Cup Itau (open)
695Santos Marcus Vin...2334Rosito Jorge (ARG)24031-032 ≣E41It06 Aug 2004
101Petrosian Tigran ...2580Benko Pal C (USA)24081-027 ≣E41Match \
767Wohlers-Armas Fri...2141Collas Silvia (FRA)24080-133 ≣E20Ch France (w)15 Aug 2007
646Dufeal Julien (FRA)2141Grooten Herman (NED)24080-110 ≣E20It (open)
893Dupre Paul Donald...2037Arkell Keith C (ENG)24090-114 ≣E41It (open)27 May 2011
19Pruyt PHVan Den Berg Care...24100-140 ≣A17Ch Netherlands (1...
179Donchenko Anatoly...2385Liberzon Vladimir...24101-035 ≣A17Ch \
37Spanjaard EduardVan Den Berg Care...24100-118 ≣E20Ch Netherlands
107Ajanski Jordan S ...2350Kolarov Atanas S ...24150-135 ≣E20Ch Bulgaria
102Alster DKolarov Atanas S ...24150-135 ≣E20It
295Yudasin Leonid (ISR)2470Vilela Jose Luis ...24151-029 ≣E20It (cat.8)
170Calero I (CUB)Ivkov Borislav (SRB)24160-142 ≣E20Memorial J.Capabl...
905Yefimov Mstislav ...2168Szymanski Marcin ...24160-147 ≣E41It (open)06 Aug 2011
150Gligoric Svetozar...2447Ivkov Borislav (SRB)24161-041 ≣E20It
792Johansson Alexand...2022Blomqvist Erik (SWE)24180-123 ≣E20Ch Sweden (juniors)11 Jul 2008
313Knoppert Erik G J...2336Riemersma Liafber...24200-151 ≣E20Ch Netherlands (1...
264Niklasson Christe...2385Schneider Lars-Ak...24200-134 ≣E20It
255Niklasson Christe...2350Kaiszauri Konstan...24200-131 ≣E20?
463Sukudian RubenGomez Baillo Jorg...24200-141 ≣E41It (open) \
746Pedersen Nicolai ...2510Barrientos Sergio...24210-133 ≣A17Memorial J.Capabl...26 Nov 2006
593Chaitanya V (IND)1873Neelotpal Das (IND)24220-134 ≣A40Ch India (juniors...
689Garcia Galeote Lo...2124Minzer Claudio Ja...24240-126 ≣E20It (open)09 Apr 2004
268Weber Robert1Gerusel Mathias (...24251-064 ≣E20It
918Sipos Istvan (HUN)2447Csom Istvan (HUN)24261-027 ≣E20Ch Hungary (team)...19 Feb 2012
850Veleski Robert (MKD)2282Cioara Andrei Nes...24260-143 ≣E20It (open) \21 Apr 2010
163Mileika JanisGipslis Aivars (LAT)24290-134 ≣E20Ch Latvia
130Vladimirov Boris ...2340Gipslis Aivars (LAT)24290-128 ≣E20Ch URS (1/2 final)
281Haik Aldo (FRA)2405Murey Jacob (ISR)24290-148 ≣E20It (open)10 Sep 1981
259Lombardy William ...2540Peters John A (USA)24300-146 ≣E20It (open)
560Durao Pedro (POR)2138Damaso Rui (POR)24300-124 ≣E20It (young masters)
594Tikhanov Adolf (RUS)2235Orlov Vassily (RUS)24310-154 ≣E41It (open) \
819Avram Veselin (SRB)2134Bodiroga Predrag ...24310-139 ≣E20Cup Vojvodina (team)30 Apr 2009
106Vladimirov Boris ...2340Kholmov Ratmir D ...24320-141 ≣E20Ch URS (1/2 final)
749Chiong Luis (PHI)2364Paciencia Enrique...24320-141 ≣E41It (open)26 Dec 2006
131Geller Efim P (RUS)2455Kholmov Ratmir D ...24321-034 ≣E20Memorial Przepiorka
301Vallifuoco Giovan...2155Belotti Bruno (ITA)24330-132 ≣E41Ch Italy
91Milev Zdravko (BUL)2230Olafsson Fridrik ...24340-131 ≣E20Olympiad
96Balanel Ion (ROM)Olafsson Fridrik ...24340-148 ≣E41Zt
750Ganaus Hannes (AUT)2326Slaby Jerzy (POL)24370-155 ≣E41It (open)29 Dec 2006
804Gonda Laszlo (HUN)2507Csiszar Csaba (HUN)24371-038 ≣E20It (open)01 Nov 2008
672Mesko Andrej (CRO)2067Saric Ante (CRO)24370-130 ≣E20Ch Croatia (junio...
33Benko Francisco (...2036Bolbochan Julio (...24400-161 ≣E41It
25Najdorf Miguel (POL)2445Bolbochan Julio (...24401-038 ≣E41It
416Gokhale J Tratar ...Fish Gennadij (GER)24400-154 ≣E41Ch World (juniors...
854Chen Yun (CHN)2181Li Wenliang (CHN)24410-152 ≣E20Tournament \18 May 2010
121Polugaevsky Lev A...2585Averbakh Yuri L (...24450-132 ≣E20Ch URS
212Szabo Laszlo (HUN)1903Najdorf Miguel (POL)24450-125 ≣E41It
811Schwarz Dusan (SVK)2303Hausner Ivan (CZE)24460-140 ≣E20Extraliga 2008/0918 Jan 2009
68Pafnutieff VladimirGligoric Svetozar...24470-118 ≣E20It
925Sutkovic Damir (BIH)2339Smith Bryan G (USA)24500-152 ≣E20It (open)06 May 2012
70Averbakh Yuri L (...2445Estrin Yakov B (RUS)24500-164 ≣E20Ch Moscow
183Szabo Laszlo (HUN)1903Zuidema Coen (NED)24501-039 ≣A17It (a)