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Nimzo-Indian, 4.e3, Main line with 8...Bxc3 Notation: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nf3 d5 6. Bd3 c5 7. 0-0 Nc6 8. a3 Bxc3+ 9.bxc3 Qc7

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
355Wojtaszek Radosla...2711Rusev Krasimir (BUL)25241-045 ≣E47Ch Spain (team) (...09 Aug 2010
320Garcia Vicente Ni...2220Rubio Mejia Luis ...23590-147 ≣E47It (open)23 Jul 2008
39Portisch Lajos (HUN)2523Rubinetti Jorge (...23821-039 ≣E47Izt
376Kashlinskaya Alin...2385Roser Kevin (FRA)24440-128 ≣E47Ch Paris (open)09 Jul 2011
59Puronaho AarnoRomppanen Tuomo0-132 ≣E41?
45Korelov Alexander...2375Roizman Abram Y (...23150-142 ≣E41Memorial A.Sokolsky
4Aronson Lev (RUS)Roizman Abram (BLR)1-030 ≣E47Ch Belarus
66Lerch RRoisman Mario (ISR)21300-135 ≣E47Europe Tournament...
139Ibragimov Ildar (...2540Roeder Mathias (GER)24051-031 ≣E47It (open) \
106Villavicencio Ada...2310Rodriguez Talaver...24051-037 ≣E10It (open)
155Sitoe Titos (MOZ)Rizouk Ryad (ALG)23900-127 ≣E46Match (team)
85Barbero Gerardo F...2455Ricardi Pablo (ARG)24950-144 ≣E41Ch Argentina
22Cherepkov Alexand...2395Reshko Aron G (RUS)0-133 ≣E47Ch Leningrad
55Bykov Valery (RUS)2301Reshko Aron G (RUS)0-134 ≣E40Ch Leningrad
162Van Der Sterren P...2545Renet Olivier (FRA)25201-026 ≣E47Zt
118Meulders Richard ...2245Renet Olivier (FRA)24861-047 ≣E47Zt
133Fauland Alexander...2452Renet Olivier (FRA)25300-139 ≣E47Ch Switzerland
313Krstic Petar (SRB)2358Raisanen Kim (FIN)20991-033 ≣E46Ch Europe (junior...23 Sep 2007
2Jezek Jaroslav (CZE)2235Ragozin Viachesla...1-046 ≣E41It
209Nabel MatthiasRaffaele Enzo1-050 ≣E47corr. ICCF
165Dib Ashur Elias A...2050Quiroga Facundo (...24300-148 ≣E47It (open) \
15Radev Nikolai (BUL)2304Popov Luben (BUL)23171-040 ≣E41Ch Bulgaria
380Nakamura Hikaru (...2753Ponomariov Ruslan...27580-141 ≣E47It (cat.20)23 Jul 2011
207Yerofeev Sergey (...2370Ponjakov V S (RUS)1-043 ≣E47Ch Russia (corr.)...
293Zichacek Libor (CZE)2046Plsek Miroslav (CZE)21190-144 ≣E21Czech League 2005...12 Mar 2006
288Belov Vladimir (RUS)2620Pilgaard Kim (DEN)24231-029 ≣E47Cup North Sea (open)04 Jul 2005
1Geller Efim P (RUS)2455Petrosian Tigran ...25801-046 ≣E40
339Misojcic Miroslav...2232Petkov Vladimir (...24291-050 ≣E47Ch Serbia (team) ...23 Sep 2009
323Vazquez Renier (ESP)2530Petkov Vladimir (...24841-041 ≣E47It (open)27 Aug 2008
385Andreev Stanislav...2201Petkov Vladimir (...25110-146 ≣E47It (open)18 Aug 2011
257Stankovic Zelijko...2168Pelletier Yannick...26240-136 ≣E41It (open)
349Nguyen Chi-Minh (...2391Pelletier Yannick...25921-029 ≣E21Ch France (team) ...05 Jun 2010
81Maresca FilippoPellegrini R1-018 ≣E47Ch Italy
212Garcia Vicente Ni...2234Paul Tomillo Jesus1-040 ≣A40Ch Spain
342Fedechkin Vladimi...2080Parshakov Vladimi...20061-036 ≣E20It \04 Jan 2010
24Van Den Berg Care...2410Parma Bruno (SLO)24800-133 ≣E41It \
126Semkov Semko (BUL)2450Panajotov Janko (...22191-034 ≣E47Tournament (team)
286Brulic Denis (CRO)2247Palac Mladen (CRO)25710-146 ≣E10Cup Croatia (team)30 May 2005
168Franic Milan (CRO)2385Palac Mladen (CRO)25150-138 ≣E41It (open)
196Nikolov Sasho (BUL)2400Palac Mladen (CRO)25601-025 ≣E47It (open)
6BenitesPadevsky Nikola (...23550-146 ≣E47Ch World (team) (...
23Hybl Jaroslav (CZE)2172Pachman Ludek (GER)22780-123 ≣E47Ch Czechoslovakia
258Kirichenko Vitaly...2425Ovsejevitsch Serg...25210-133 ≣E47Ukrainian Games
35Grigorian Karen (...2430Osnos Viatcheslav...23841-034 ≣E47Ch URS (1/2 final)
166Taimanov Mark E (...2510Osnos Viatcheslav...24301-047 ≣E41Memorial S.Furman
70Shashin Alexsande...2350Osnos Viatcheslav...23841-041 ≣E47?
43Cherepkov Alexand...2400Osnos Viatcheslav...25400-138 ≣E47?
58Blackstock Lesly ...2410Ornstein Axel (SWE)24401-035 ≣E21It
67Trincardi Tullio ...2235Ornstein Axel (SWE)24130-121 ≣E41It
175Ravi Lanka (IND)2400Ooi Chern Ee (MAS)22251-044A46Match \
210Lesiege Alexandre...2553Onischuk Alexande...26571-041 ≣E47It (open)
12Galeb Antoine2200O'Hare E0-131E21Olympiad
395Vesterli Michael ...1972Ochsner Bjorn Mol...22810-125 ≣E41It (open)27 Dec 2011
387Peralta Fernando ...2601Nikolaidis Konsta...22741-043 ≣E47It (open)24 Aug 2011
68Aijala JormaNiklasson Christe...23850-133 ≣E47Ch Nordic
29Mileika YaNikitin Aleksande...24300-137 ≣E47Ch URS (team)
28Geller Efim P (RUS)2455Nikitin Aleksande...24301-031 ≣A17It \
174Norri Joose (FIN)2385Niemela Antti (FIN)22791-040 ≣E41Ch Helsinki
80Juhnke Karl (GER)2178Neunhoeffer Helmu...22791-037 ≣E47Bundesliga 1983/84
73Berndt Klaus (GER)2164Neubert Gerhard (...19900-140 ≣E41corr.
61Brilla Banfalvi S...Napolitano Mario ...1-035 ≣E47Ch Poland (team)
388Pavlovic Milos (SRB)2541Naiditsch Arkadij...27060-132 ≣E47Ch Serbia (team P...
412Rogozenko Dorian ...2504Myshkin Nikita (RUS)22991-032 ≣E47Memorial M.Botvin...29 Aug 2012
50Stortelder LMuysson F1-022 ≣A05corr.
367Vuckovic Bojan (SRB)2623Movsesian Sergei ...27151-034 ≣E40It (open) \14 Feb 2011
113Muir Andrew J (SCO)2250Motwani Paul (SCO)24900-147 ≣E47Ch Great Britain
361Gonzalez Zamora J...2564Moradiabadi Elsha...25780-147 ≣E10Olympiad01 Oct 2010
338Onischuk Alexande...2699Moiseenko Alexand...26821-047 ≣E47It (cat.15)30 Aug 2009
336Nguyen Chi-Minh (...2447Mohota Nisha (IND)23151-037 ≣D31It (open)01 Aug 2009
151Pospelov Evgeny (...2385Mochalov Evgeny V...24001-044 ≣E10Memorial Vitebsky
374Pira Davoud (FRA)2382Miton Kamil (POL)26280-129 ≣A46Ch France (team) ...28 May 2011
346Shchekachev Andre...2527Miroshnichenko Ev...26770-130 ≣E47It \24 May 2010
284Adler Viktor (USA)2394Milov Vadim (SUI)26520-141 ≣E47It (open)19 May 2005
31Tiemeyer HMendel G1-031 ≣E41corr.
75Poppe GaetanMay Hans Werner1-020E21corr.
140Tsemekhman Vadim ...2355Masserey Yvan (SUI)23291-046 ≣E41Ch World (juniors...
180Zhukova Natalia (...2330Maric Mirjana (SRB)23051-041 ≣A46It (w)
190Milanovic Danilo ...2420Maric Dragan (SRB)23051-030 ≣E47It \
185Cruceli Salvatore...2121Maric Alisa (SRB)24600-137 ≣E47It (open)
170Galliamova Alisa ...2475Maric Alisa (SRB)24601-041 ≣E47It (w)
240Luehrig WalterMarcotulli Giancarlo1-012 ≣E47Tournament (IECG)
305Raceanu Valentin ...2398Manole Vasile (ROM)23871-031 ≣E47Ch Romania (team)12 Nov 2006
187FranchiMalloni Marcello ...23090-130 ≣A06Ch Rome
119Pop T (ROM)Maksimovic Branim...24550-142 ≣E46It (open)
25Zheliandinov Vikt...2356Makienko1-023 ≣E47Ch \
76Vaisser Anatoly (...2490Makarichev Sergey...25050-131 ≣E47?
217Fahed Ahmad (UAE)2001Maharramzade Java...24330-133E21It (open)
138Ibragimov Ildar (...2540Luther Thomas (GER)25180-134 ≣A13It (open)
397Melkumyan Hrant (...2620Lupulescu Constan...26481-048 ≣E47Bundesliga 2011/1205 Feb 2012
256Klimov Sergey (RUS)2466Lugovoi Aleksei (...25401-033 ≣E47Ch St. Petersburg
248Garcia Raimundo (...2351Lo Presti Roberto...20331-040 ≣E46Memorial M.Najdor...
246Varela Daniel (ARG)2164Lo Presti Roberto...20331-048 ≣E47Tournament
301Hillarp Persson T...2557Lopez Martinez Jo...25081-037 ≣E47It (open)22 Aug 2006
326Berkes Ferenc (HUN)2647Lopez Martinez Jo...25550-144 ≣E40It (open) \02 Feb 2009
340Pons Cristobal (ESP)2119Lopez Martinez Jo...25550-132 ≣E20Ch Spain26 Sep 2009
369Gajewski Grzegorz...2607Loncar Robert (CRO)23851-044 ≣E47It (open)11 Apr 2011
186Zsinka Laszlo (HUN)2355Loginov Valery A ...25501-043 ≣E47It (open)
149Lukacs Peter (HUN)2490Loginov Valery A ...26100-139 ≣E47It
135Huebner Robert Dr...2630Lobron Eric (GER)26250-140 ≣E47It
270Iotov Valentin (BUL)2414Lilov Valeri (BUL)22011-032 ≣E41Ch Bulgaria (qual.)13 Mar 2004