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Nimzo-Indian, Sämisch Variation, Main line 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 0-0 6. e3 c5 7. Bd3 Nc6

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
127WilliamsAnderton David W ...22210-136 ≣E41corr.
216Hoefker Mathias (...2262Henrich Thomas (GER)22220-150 ≣E20It
392Vegh Endre (HUN)2303Lenz Alarich (AUT)22271-016 ≣E20It (cat.1)08 Dec 2007
352Rink Christian (GER)2140Weigel Robert Dr ...22330-149 ≣E41Bayern Landesliga...19 Feb 2006
224Meister Thomas2010Kordts Wolfgang (...22360-136 ≣E41Bayern Regionalli...
336Alm Hakan (SWE)2293Lundin Anders (SWE)22380-130 ≣E20Ch Sweden (team) ...26 Feb 2005
135Harwar Julie (ENG)2050Jackson Sheila (ENG)22451-038 ≣E20It \
257Salimaki Janne (FIN)2215Haapasalo Jukka-P...22450-135E41Ch Helsinki
343Santos Marcus Vin...2353Lopez Gonzalez Da...22451-041 ≣E41It (cat.3)09 Jul 2005
357Dean Jim H (USA)2251Kjartansson Gudmu...22460-129 ≣E41It (cat.2)10 Jul 2006
383Rodrigo Edson (BRA)1962Gazel Cohen Perei...22500-139 ≣E47Ch Paulista12 Oct 2007
371Abreu Guilherme (...2085Gazel Frederico (...22500-133 ≣E47Tournament (regio...07 Jun 2007
377Adams Nick A (USA)2220Gauri Shankar (IND)22510-147 ≣E20It (cat.2) (b)14 Jul 2007
145Birens Eric-Andre...1969Harovelo Ingmar (...22510-137 ≣E20Ch France (qual)
23Raizman Maurice2200De Greif Boris (COL)22551-032 ≣E41Olympiad
179Maric Mirjana (SRB)2305Markovic Gordana ...22571-034 ≣E46Ch Yugoslavia (w)
449Urkedal Frode (NOR)2448Ochsner Bjorn Mol...22581-043 ≣E41Ch Europe (junior...13 Sep 2011
29Estrada Degrandi ...Shocron Ruben (USA)22590-143 ≣E47Zt
293Mourot Clara (FRA)1982Brunner Nicolas (...22590-140 ≣E20Ch France (team) ...
319Adams Nick A (USA)2212Demaria Juan Pabl...22601-031E41Dos Hermanas Qual...14 Mar 2003
376Hillarp Persson T...2567Ong Kezli (SWE)22620-145 ≣E47Ch Sweden11 Jul 2007
456Wang Doudou (CHN)2186Kojima Shinya (JPN)22640-144 ≣E20It \19 May 2012
184Dauner KarlBender Stephan (GER)22651-038 ≣E20Liga North Baden
322Martin Catalan Ju...2134Trigo Conde Isaac...22650-144 ≣E20It (open) (c)
398Ipatov Alexander ...2472Matuszewski Micha...22661-035 ≣E41It (open)25 Jun 2008
447Colin Vincent (FRA)2410Fantinel Thibault...22660-135 ≣A40Ch France (access...20 Aug 2011
136Haslinger Gareth ...2305Hanreck Alan E (ENG)22680-120 ≣E20It (open)
211Hedman Erik (SWE)2320Cerneanu Norbert ...22701-049 ≣E47It (a) (cat.3)
233Menacher Manfred ...2270Loew Gerald (GER)22701-030 ≣E41Ch Bayern
346Velecky Viktor (CZE)2146Bernard Borek (CZE)22720-129 ≣A17Czech League 2005...16 Oct 2005
133Vogel Robert (GER)2256Siegel Georg (GER)22731-025 ≣E20Bundesliga 1987/88
434Mitkov Nikola (MKD)2531Infante Miguel (DOM)22761-044 ≣A40Olympiad23 Sep 2010
131Bezzola PlinioDehmelt Karl (USA)22781-029 ≣A15Ch USA (corr.)
275Petersen Terji (FAI)2142Berg Olaf (FAI)22790-134 ≣E47It (open)
276Abreu Guilherme (...2076Reis Paulo F J (BRA)22800-126 ≣A40Cup Vila Velha
39Rubio Aguado Fern...Cuellar Gacharna ...22800-132 ≣E20It
350Santos Marcus Vin...2353Mekhitarian Kriko...22801-046 ≣E46Ch Brazil20 Dec 2005
255Du Huy PhongNgo Ngoc Quang (VIE)22851-032 ≣E20Ch Vietnam (active)
318Mester Gyula (HUN)2410Bernei Andras (HUN)22860-124 ≣E20Ch Hungary (team)...16 Feb 2003
438Olivares Francisc...2283Gongora Liuber (CUB)22880-136 ≣E41Tournament (Elo)07 Nov 2010
300Adams Nick A (USA)2197Shapiro Daniel E ...22891-021 ≣E41It (open) \
445Manukyan Sargis A...2102Abrahamyan Tatev ...22891-032 ≣E20Memorial Karen As...24 Jun 2011
219Agrest Evgenij (SWE)2475Astrom Goran (SWE)22901-040 ≣E41Ch Sweden (open)
316Cebalo Miso (CRO)2520Iotti Pierluigi (...22911-033 ≣E41It (cat.8)
52Damjanovic Mato (...2303Lengyel Levente (...22930-143 ≣E20Olympiad
167Chapman RogerStigar Petter (NOR)22980-124 ≣E20corr.
121McMahon Eric (IRL)2205Gil Capape Javier...23000-135 ≣E20Ch World (juniors...
62Spassky Boris V (...2548Bykov Valery (RUS)23011-040 ≣E20Tournament (team)
457Echeverry Maria Y...1880Lopez Carlos Manu...23020-133 ≣E20It (open)14 Jun 2012
356Li Ruofan (SIN)2391Kuang Yinghui (CHN)23031-033 ≣E41Ch China (w)04 Jul 2006
57Tolush Alexander ...Kostro Jerzy (POL)23051-030 ≣E20It
209Oei Hway Ik (NED)2235Van Den Doel Erik...23050-140 ≣E41It (open)
359Moskalenko Viktor...2543Lettieri Giuseppe...23061-046 ≣E20It (open)
132Pieterse Gert (NED)2400Langeweg Kick (NED)23091-030 ≣E46It (open)
202Macayo AisleyCuadras Avellana ...23101-023 ≣E46It (open)
217Estremera Panos S...2320Garcia Carbo Marc...23150-123 ≣E41It (open)
321Eriksson Johan (SWE)2423Sanden Stefan (SWE)23151-027 ≣E46Ch Sweden (team) ...07 Feb 2004
379Neverov Valeriy (...2558Swathi Ghate (IND)23161-028 ≣E46It (open)12 Aug 2007
273Brunner Nicolas (...2170Roser Kevin (FRA)23190-141 ≣E41It (open)
286Tsadzikidze Natia...2308Charkhalashvili I...23190-141 ≣E47Ch Georgia (junio...
93Vinke Dietmar (FIN)2218Busch Raimund (GER)23200-144 ≣E20Ch OWL
311Taylor Timothy (USA)2291Berczes David (HUN)23211-043 ≣E20It (cat.8)
79Knaak Rainer (GER)2482Sydor Andrzej (POL)23250-132 ≣E20It
360Porper Eduard (CAN)2462Ganaus Hannes (AUT)23260-135 ≣E20It (open)01 Aug 2006
178Srokowski Jarosla...2410Siklosi Zoltan (HUN)23281-035 ≣E46It
317Schaffer Hendrik ...2222Seifert Volker (GER)23291-037 ≣A40Ch Germany (junio...
180Nakamura Ryuji (JPN)2186Masserey Yvan (SUI)23290-130 ≣E20Ch World (juniors...
201Aarland Stein Ari...2250Fyllingen Roy Har...23300-138 ≣E20Ch Norway (team) ...
243Bowerman RobertTaylor Gordon (CAN)23300-144 ≣E41It (open)
296Nesteruk DmitryTimofeev Vladimir...23310-136 ≣E20It (open)
160Santos Carlos P (...2404Prakash G B (IND)23320-138 ≣E20Ch World (juniors...
380Bick John D (USA)2223Rensch Daniel (USA)23340-131 ≣E47It \15 Aug 2007
265Lucchi VAssmann Thomas (GER)23350-134 ≣E46It (open)
69Kaminik Aleksanda...2168Kirilov Valentins...23390-129 ≣E20Ch URS (team)
129Pyrich George (SCO)2014Morrison Graham (...23390-141 ≣E46Ch Scotland
64Pachman Ludek (GER)2278Porath Yosef (ISR)23401-022 ≣E41Olympiad
324Agdestein Simen (...2589Heim Sverre (NOR)23411-047 ≣E20Ch Norway (team) ...22 May 2004
177Tihonov Jurij (BLR)2448Tzoumbas Anastasi...23410-127 ≣E20Ch Europe (juniors)
415Berczes David (HUN)2519Csonka Attila (HUN)23421-040 ≣E20Ch Hungary (team)...22 Feb 2009
159Zbikowski Wolfgan...2205Alexandria Nana (...23421-036 ≣E41Izt (w)
76Kazilaris Nikolao...2181Pritchett Craig W...23431-035 ≣E20Ch World (team) (...21 Jul 1968
329Pedersen Nicolai ...2466Peek Maurice (NED)23431-043 ≣E46It (open)10 Aug 2004
90Carvajal A2115Van Riemsdijk Her...23451-037 ≣A40Zt
312Roubalik Vlastimi...2089Ginzburg Mikhail ...23460-123 ≣E20Memorial O.Duras ...
130Vehi Bach Victor ...2385Campos Lopez Mari...23460-148 ≣E20?
396Uwira Oliver (GER)2302Legde Georg (GER)23470-145 ≣E20Hessenliga 2007/0830 Mar 2008
151Remensberger Paul...2065Milosevic Goran (...23490-124 ≣E47It (open)
172Kadimova Ilaha (AZE)2314Prudnikova Svetla...23491-029 ≣E41Ch Europe (team)
345Brujic Bozidar (SRB)2256Jovanovic Zivojin...23500-125 ≣E46It (open) \19 Aug 2005
417Ezat Mohamed (EGY)2459Solomon Kenny (RSA)23510-145 ≣E46Ch Africa28 Jul 2009
297Andrade Ulises (VEN)2246Pacheco Marco (PER)23530-139 ≣E46Ch Pan-American (...
280Picazo Lopez Juan...2055Garcia Carbo Marc...23540-140 ≣E41Ch Spain (open)
53Diez Del Corral J...2415Rodriguez Gonzale...23551-044 ≣E20Olympiad
94Doubleday WAmos Bruce M (CAN)23550-127 ≣E47Ch Canada
421Nunes Allan Hurba...1976Oliveira Silvio E...23570-129 ≣E20Ch Brazil (1/2 fi...02 Nov 2009
444Avila Jimenez Jav...2279Rojas Keim Luis (...23570-146 ≣E20Tournament (open)27 May 2011
169Walton Jonathan S...2225Kiss Attila (HUN)23581-038 ≣E41It (open)
405Merino Araguas Jo...1880Rubio Mejia Luis ...23590-135 ≣E20It (open)20 Sep 2008
244Lomineishvili Mai...2350Hunt Harriet (ENG)23600-131 ≣E47Ch World (juniors...
341Sharavdorj Dashze...2453Rensch Daniel (USA)23611-027 ≣E41It \12 Jun 2005