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Nimzo-Indian, 4.e3, Main line with 7...Nc6 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 dxc4 9. Bxc4 Ba5

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
86Janosevic Dragolj...2330Zuckerman Bernard...24551-065 ≣E41It
246Zhang Zhong (SIN)2657Zhang Haining1-037 ≣E47Ch China (team)
214Ketzscher Roland ...2085Zerbe Klaus1-040 ≣E47Europe Tournament...
211Ketzscher Roland ...2085Zerbe Klaus1-031 ≣E47Europe Tournament...
209Goldstein G (RUS)2126Zamruk Aleksandar...23350-126 ≣E41Ch Uzbekistan
131Podgaets Mikhail ...2485Yuferov Sergey N ...24121-039 ≣E47Memorial A.Sokolsky
112Ludgate Alan (IRL)2265Wright Daniel (ENG)2235½-½25 ≣E41Ch Great Britain
42Sherwin James T (...2246Wood Norman W1-037 ≣E21It (open)
244Mueller Marcus (GER)2154Wenzel Johannes (...2175½-½30 ≣E47Oberliga 1999/00
116Gligoric Svetozar...2600Wade Robert G (ENG)23651-024 ≣E47It
140Vasquez Julio E (...2265Wade Robert G (ENG)2375½-½24 ≣A46Olympiad
44Gheorghiu Florin ...2383Wade Robert G (ENG)21481-046 ≣E47?
118Gligoric Svetozar...2600Wade Robert G (ENG)23651-024 ≣E47?
61Donner Jan-Hein (...2430Wade Robert G (ENG)21481-028 ≣E41It
137Ogaard Leif (NOR)2340Wade Robert G (ENG)23750-132 ≣E10Olympiad
124Furman Semen (RUS)2550Wade Robert G (ENG)23651-067 ≣E41It
138Takahashi Takayos...2205Wade Robert G (ENG)23751-050 ≣E21Olympiad
105Donner Jan-Hein (...2430Wade Robert G (ENG)21481-045 ≣E41Match \
111Ludgate Alan (IRL)2265Wade Robert G (ENG)23651-047 ≣E41Ch Great Britain
63Ivkov Borislav (SRB)2416Wade Robert G (ENG)21481-059 ≣E21It
62Lehmann Heinz G (...2285Wade Robert G (ENG)21481-063 ≣E21It
84De Fotis Gregory ...2390Votruba Pavel (CZE)22411-040 ≣E47Ch World (team) (...08 Aug 1969
133Panno Oscar (ARG)2570Vasquez Julio E (...2265½-½22 ≣E47Zt
134Quinones Oscar C ...2310Vasquez Julio E (...22651-028 ≣E47Zt
171Greben KVan Der Raaf Erik...21561-033 ≣A40Ch Netherlands (j...
75Gligoric Svetozar...2447Unzicker Wolfgang...2433½-½26 ≣E47It
119Taimanov Mark E (...2600Tukmakov Vladimir...2565½-½33 ≣A17Ch URS
11Furman Semen (RUS)2550Troianescu Octav ...23301-040 ≣E41It
23Kollberg Lothar (...2237Troeger Rainer (GER)21700-137 ≣A40It (b)02 Jan 1957
239Buerger Carsten (...2166Traudes Wolfgang ...22020-158 ≣E47It (open)
54Van Der Lijn DirkTimman0-130 ≣E47Ch Netherlands (t...
259Kashlinskaya Alin...2358Ter Sahakyan Samv...25160-177 ≣E47Memorial V.Somov \09 May 2010
145Mariotti Sergio (...2470Tatai Stefano (ITA)2460½-½21 ≣E41Match
164Timman Jan H (NED)2540Tal Mikhail N (LAT)2635½-½48 ≣E47It
43Gligoric Svetozar...2447Tal Mikhail N (LAT)2520½-½27 ≣E47Ch World (match) ...
136Cassidy Raymond2200Takahashi Takayos...22050-141 ≣A13Olympiad
87Reshevsky Samuel ...2430Szabo Laszlo (HUN)19031-030 ≣E41It
129Letic Stevan (SRB)2104Sundin A½-½52 ≣E47Ch World (corr.)
1Landau Salo (POL)Steiner Endre (HUN)0-125 ≣E47
253Zilberstein Dmitr...2379Stein Alan (USA)23620-130 ≣E47It (cat.3)27 Jul 2004
21KrznaricSobel Robert1-031 ≣E40It (open)
108Portisch Lajos (HUN)2630Smyslov Vassily (...2620½-½49 ≣E47It \
9Boleslavsky Isaac...2560Smyslov Vassily (...2494½-½42 ≣E41Tournament
22Thibaut Georges P...Skoeld Kristian (...2340½-½74 ≣E41Olympiad20 Sep 1956
249Telea Stefan (ROM)2155Seder Nicolae (ROM)2166½-½72 ≣E21It (open)
28Letelier Rene (CHI)2151Schweber Samuel (...23480-127 ≣E41?
24Cruz RaulSchweber Samuel (...23480-135 ≣E41Ch Argentina
242Wolfsteiner Helmu...2315Schuster Karsten ...2246½-½25 ≣A17Bayern Regionalli...
241Muench Klaus-Norb...2122Schuster Karsten ...22461-044 ≣E47Bayern Regionalli...
228Santa Luis A (PUR)2184Schinis M (CYP)2205½-½30 ≣E41Olympiad
35Timperley JScarlett H1-029 ≣E47It
115Bjerre Troels (DEN)2320Saren Ilkka J (FIN)21841-034 ≣E41Tournament (team)
149Kropsu RaimoSalonen Simo½-½25 ≣E47?
150Rusanen PekkaSalonen Simo½-½28 ≣E47?
204WolfRutgersson N1-030 ≣E47corr.
146Helmers Knut J (NOR)2465Rorvall Goran (SWE)22420-127 ≣E41It (open) (juniors)28 Dec 1972
100Stull Norbert (LUX)2081Rodriguez Orestes...24030-135 ≣E47Olympiad
103Gligoric Svetozar...2447Reshevsky Samuel ...2430½-½44 ≣E47It
8Najdorf Miguel (POL)2445Reshevsky Samuel ...2430½-½26 ≣E41Match
7Najdorf Miguel (POL)2445Reshevsky Samuel ...2430½-½46 ≣E47Match
6Najdorf Miguel (POL)2445Reshevsky Samuel ...2430½-½37 ≣E46Match
251Sutter Oliver (SUI)2378Renet Olivier (FRA)25070-136 ≣E47Ch Switzerland (t...29 Feb 2004
255Nguyen Chi-Minh (...2371Renet Olivier (FRA)24970-144 ≣E46Ch France (team) ...04 May 2005
194Lombard Andre (SUI)2400Pomar Salamanca A...2420½-½25 ≣E47Olympiad
154Calvo Minguez Ric...2470Pomar Salamanca A...2435½-½30 ≣E47It
130Portisch Lajos (HUN)2640Pomar Salamanca A...2460½-½32 ≣A17It (cat.8)
98Rodriguez Orestes...2403Pomar Salamanca A...2345½-½38 ≣E41Olympiad
189Betancort Curbelo...2255Pomar Salamanca A...2430½-½20 ≣E46It
95Gligoric Svetozar...2447Polugaevsky Lev A...2585½-½19 ≣E47Izt
76Taimanov Mark E (...2386Polugaevsky Lev A...2585½-½41 ≣E41Ch URS
85Gligoric Svetozar...2447Polugaevsky Lev A...25850-1108 ≣E47It \
156Korchnoi Viktor (...2650Polugaevsky Lev A...2625½-½17 ≣E47Ch URS
127Donner Jan-Hein (...2470Polugaevsky Lev A...2645½-½41 ≣E47It (cat.10)
74Portisch Lajos (HUN)2523Polugaevsky Lev A...2585½-½31 ≣E41?
96Portisch Lajos (HUN)2523Polugaevsky Lev A...25850-144 ≣E47Izt
113Farago Ivan (HUN)2410Polgar Istvan (HUN)2380½-½25 ≣E41Ch Hungary
72Pomar Salamanca A...2345Parma Bruno (SLO)24800-162 ≣E41Memorial J.Capabl...
104Taimanov Mark E (...2386Parma Bruno (SLO)24801-023 ≣E41It
90Addison Wiliam G ...2490Parma Bruno (SLO)24800-134 ≣E41It
122Reshevsky Samuel ...2550Parma Bruno (SLO)2530½-½42 ≣E41It
70Donner Jan-Hein (...2430Parma Bruno (SLO)2480½-½35 ≣E41Memorial J.Capabl...
141Wade Robert G (ENG)2375Parma Bruno (SLO)2510½-½20 ≣E41It (cat.10)
160Taimanov Mark E (...2585Parma Bruno (SLO)2500½-½27 ≣E41Match \
71Panno Oscar (ARG)2438Parma Bruno (SLO)2480½-½17 ≣E41Memorial J.Capabl...
110Donner Jan-Hein (...2500Parma Bruno (SLO)2530½-½23 ≣E41Ch BRD
120Byrne Robert E (USA)2510Parma Bruno (SLO)2530½-½47 ≣E41Memorial A.Alekhine
173Visier Segovia Fe...2345Parma Bruno (SLO)2510½-½24 ≣E41Olympiad
254Lugovoi Aleksei (...2550Palo Davor (DEN)2526½-½16 ≣E47It (cat.10)28 Sep 2004
256Netusil Miroslav ...2333Oulovsky Pavel (CZE)21651-026 ≣E41It (open)03 Jul 2005
159Podgaets Mikhail ...2465Osnos Viatcheslav...25101-040 ≣E47Ch URS (1 liga)
226Thorsteins Karl (...2469Olafsson Helgi (ISL)2270½-½44 ≣E47Ch Iceland
166Polugaevsky Lev A...2630Olafsson Fridrik ...2550½-½23 ≣E41It
83Portisch Lajos (HUN)2523Olafsson Fridrik ...24340-141 ≣E41It
92Unzicker Wolfgang...2433Olafsson Fridrik ...24341-036 ≣E41It
60Donner Jan-Hein (...2430O'kelly De Galway...2460½-½20 ≣E41It
79Pomar Salamanca A...2345O'kelly De Galway...2460½-½47 ≣E41It
34Gligoric Svetozar...2447O'kelly De Galway...2460½-½19 ≣E41It
89Addison Wiliam G ...2490O'kelly De Galway...2460½-½20 ≣E41It
26Cruz RaulObregoso½-½65 ≣E47Ch Argentina
196Luodonpaa Martti ...1900Nissi Jussi1-022 ≣E47?