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Nimzo-Indian, 4.e3, Main line 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 dxc4

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
74Taimanov Mark E (...2386Antoshin Vladimir...22501-041 ≣E41Ch URS
45Furman Semen (RUS)2550Antoshin Vladimir...22500-146 ≣E41Ch URS
728Salem A R Saleh (...2489Ashwath R (IND)22491-036 ≣E41Ch World (juniors...07 Aug 2011
565Navrotescu Catali...2410Bagheri Amir (FRA)24960-146 ≣E41Ch France (team) ...
462Usachyi Vladimir ...2245Baklan Vladimir (...25700-130 ≣E41It (open)
271Gerusel Mathias (...2395Behle Karl-Willi ...22561-028 ≣E41Bundesliga (2nd) ...
140Herren WalterBernhardt Rolf (GER)22880-140 ≣E41It
605Rosin Federico (ITA)2143Bevilacqua Mauriz...21721-044 ≣E41It (open)20 Nov 2005
135Sanguinetti Raul ...2485Bielicki Carlos (...23151-040 ≣E41It
450Lyrberg Patrik (SWE)2415Bilalic Merim (BIH)22810-129 ≣E41Ch World (juniors...
113Minev Nikolay N (...2370Blatny Frantisek ...21120-137 ≣E41It
114Polugaevsky Lev A...2585Blatny Frantisek ...21121-046 ≣E41It
77SehlstedtBlatny Frantisek ...21120-141 ≣E41Olympiad (student...
81Yepez Olavo (ECU)2305Blatny Frantisek ...21120-123 ≣E41Ch World (team) (...
65Herink Miroslav (...2071Blatny Frantisek ...21121-038E41It
496Balogh JBoros Laszlo (HUN)19190-139 ≣E41Ch Hungary (team)...
12Moisieev Oleg L (...2385Byvshev Vasily Mi...1-034 ≣E41Ch URS
252Boudy Julio (CUB)2188Campos Lopez Mari...23551-042 ≣E41It
573Biswas KarlCarlucci Paul A0-150 ≣E41It (open) \23 Oct 2003
104Donner Jan-Hein (...2430Clarke Peter H (ENG)23001-032 ≣E41Match \
428Storkebaum Karl H...Cors Heinz-Friedr...19350-137 ≣E41Memorial Weber (o...
162Ojanen Kaarle S (...2335Cuartas Carlos (COL)22561-026 ≣E41Olympiad
629Kozhuharov Spas (...2463Daurelle Herve (FRA)22631-030 ≣E41It (open)17 Apr 2007
575Van Buskirk Charl...2293Del Pilar Reynald...23061-037 ≣E41It (open)15 Feb 2004
567Zilberstein Dmitr...2379Del Pilar Reynald...23061-033 ≣E41It \
423Lyrberg Patrik (SWE)2405Dive Russell John...23151-023 ≣E41It
374Ferrer Serrano Ro...2138Dominguez Ofretor...21380-129 ≣E41It \
254Podgaets Mikhail ...2465Donchenko Anatoly...23851-033 ≣E41?
161Bachtiar Arovah (...2285Donner Jan-Hein (...24300-144 ≣E41It \
414Parulava Temur (GER)2287Dudek Richard (GER)22450-120 ≣E41Bundesliga (2nd) ...
248KeneszDuenhaupt HW (GER)1-040 ≣E41Ch Europe (team) ...
703Pesqueira Jose (ARU)1982Dzhumabayev Rinat...25470-135 ≣E41Olympiad21 Sep 2010
299Gneusz WEichenberg1-034 ≣E41corr.
50Palmason Gudmundu...2270Einarsson Jon1-029 ≣E41It
22Averbakh Yuri L (...2445Euwe Max (NED)1-045 ≣E41Tournament (candi...
25Taimanov Mark E (...2386Euwe Max (NED)0-141 ≣E41Tournament (candi...
92Ojanen Kaarle S (...2335Euwe Max (NED)0-131 ≣E41Olympiad
119Borja MEuwe Max (NED)0-134 ≣E41Olympiad
24Reshevsky Samuel ...2430Euwe Max (NED)1-040 ≣E41Tournament (candi...
532Degtiarev Evgeny ...2180Faizrakhmanov Gen...21900-133 ≣E41Ch Russia (junior...
376Hager Franz (AUT)2224Felsberger Alfred...23611-035 ≣E41Staatsliga 1991/92
489Potapov Alexander...2241Filippov Valerij ...25951-045 ≣E41Cup Russia
15Kluger Gyula (HUN)2250Florian Tibor (HUN)1-038 ≣E41Ch Hungary
576Verzhansky Alexan...2327Flyagin Dmitriy (...1-035 ≣E41Ch Russia (junior...
293Azmaiparashvili Z...2455Franzen Jozef (SVK)23021-030 ≣E41Cup Tatran
295Letic Stevan (SRB)2104Franzen Jozef (SVK)23020-140 ≣E41corr.
672Kozakov Mikhail (...2437Ganin Maksim (UKR)24271-040 ≣E41It \17 Apr 2009
216Knaak Rainer (GER)2515Garcia Gonzales G...24501-042 ≣E41Memorial J.Capabl...
676Miranda Yerisbel ...2194Garcia Pantoja Ro...23760-134 ≣E41Memorial J.Capabl...11 Jun 2009
362Garralda AGarcia Trobat Fra...22910-133E41It (open)
84Panno Oscar (ARG)2438Garcia Vera Romeo1-032 ≣E41Ch Argentina
727Gomez Ledo Robert...2452Gensana Berzunces...19971-029 ≣E41It (open)18 Jul 2011
690Kashlinskaya Alin...2358Girya Olga (RUS)24141-050 ≣E41Ch Russia (junior...18 Apr 2010
290Savolainen MattiHaapasalo Risto1-037 ≣E41?
146Jenik JHannemann H0-119 ≣E41Europe Tournament...
26Bronstein David I...2432Horberg Bengt-Eric1-033 ≣E41Olympiad
366Siciarz JHoszowski Piotr0-146 ≣E41Ch Poland (corr.)
120Thorbergsson Frey...2340Humerez C0-132 ≣E41Olympiad
645Danilov Evgeny (RUS)2215Iljiushenok Ilia ...23140-126 ≣E41Ch Russia (junior...
63Soos Bela (ROM)2281Ingerslev Aage (DEN)22301-039 ≣E41Olympiad16 Sep 1956
123Galonska WIwaschin A1-046 ≣E41corr.
29Rabar Braslav (YUG)Janosevic Dragolj...23300-147 ≣E41It
28Gligoric Svetozar...2447Janosevic Dragolj...23301-032 ≣E41It
266Heiberg ThomasJohannessen Svein...22730-124 ≣E41Memorial Sigurd S...30 Aug 1979
41Somers StafJorgensen Vagn Rauhe0-139 ≣E41Ch World (juniors...
389Bazan GerardoKanefsck Gustavo ...23731-034 ≣E41It (open)
337Michenka Jozef (CZE)2346Kazek Krzysztof (...20001-026 ≣E41It
58Barda Yngvar (NOR)2280Keller Dieter Ren...23590-128 ≣E41Olympiad (sf)02 Sep 1956
502Elsness Frode (NOR)2395Khenkin Igor (GER)26330-150 ≣E41Cup Rilton
360RimpinevaKivisto Mikko (SIN)22771-026 ≣E41Ch Finland (corr.)
403Lengyel Ferenc (HUN)2280Kladiva Imre (HUN)20141-026 ≣E41It (open)
438Lyrberg Patrik (SWE)2400Koch Thomas (GER)20540-143 ≣E41It (open)
554Gutov Andrey (RUS)2366Kolomensky Vladim...23151-047 ≣E41Ch Russia (1/2 fi...
417Gelfand Boris (ISR)2680Korchnoi Viktor (...26150-137 ≣E41It (cat.16)
312Hoi Carsten (DEN)2420Kormanyos Zoltan ...23141-034 ≣E41It (open)
46Furman Semen (RUS)2550Kotov Alexander A...25001-037 ≣E41Ch URS
23Geller Efim P (RUS)2455Kotov Alexander A...25000-142 ≣E41Tournament (candi...
760Jacso Adam (HUN)2224Kozma Gabor19591-040 ≣E41It (open)19 Aug 2012
589Glavas Dragan (CRO)2333Krkljes Slaven (CRO)21671-039 ≣E41Ch Croatia (team)...20 Mar 2005
632Iotov Valentin (BUL)2509Kuzubov Yuriy (UKR)25821-045 ≣E41It \07 Jun 2007
54Enevoldsen Jens (...2350Larsen Bent (DEN)24150-129 ≣E41It
87Donner Jan-Hein (...2430Larsen Bent (DEN)24150-133 ≣E41Match
53Kozma Julius (CSR)2380Lax Hendrich1-029 ≣E41Ch Czechoslovakia...
471Khasin Abram (RUS)2420Leonidov Vitaly (...23650-142 ≣E41It (seniors)
33Uusi Gunnar (EST)2410Levenfish Grigori...1-028 ≣E41Ch Moscow
48Vladimirov Boris ...2340Lisitsyn Georgy (...0-133 ≣E41Ch URS (1/2 final)
655Perez Inclan Jorg...1626Lorinczi Retek Pe...16861-035 ≣E41It (open)
16Idigoras GregorioMarini Luis0-143 ≣E41Ch Argentina
180ZverevicMarkovic Igor (CRO)22070-140 ≣E41Tournament (corr.)
341Dive Russell John...2339Martin Benjamin (...23751-050 ≣E41Ch New Zealand
37Milic Borislav (YUG)Matanovic Aleksan...24900-140 ≣E41Match
13Kotov Alexander A...2500Matanovic Aleksan...24901-041 ≣E41Izt
115Donner Jan-Hein (...2430Matanovic Aleksan...24900-137 ≣E41It
6Nikolac Juraj (CRO)2438Matanovic Aleksan...24900-128 ≣E41Ch Yugoslavia
164Szabo Laszlo (HUN)1903Matanovic Aleksan...24901-033 ≣E41Match \
169Schweber Samuel (...2348Mecking Henrique ...25781-039 ≣E41Tournament
185Visier Segovia Fe...2233Medina-Garcia Ant...22531-042 ≣E41?
486Galt ArMikhailov Sergey ...23970-130 ≣E41It (open)
3Wood GabrielMitchell Graham1-028 ≣E41Ch World (corr.)
259Yrjonen MarkkuMolarius Reijo (FIN)1-036 ≣E41?