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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
445Manukyan Sargis A...2102Abrahamyan Tatev ...22891-032 ≣E20Memorial Karen As...24 Jun 2011
100Popovich Sviatosl...2233Abram Gary0-133 ≣E20World Tournament ...
365Kayaman Metin (TUR)1968Afyoncu Omer (TUR)21091-029 ≣E47Ch Turkey (1/2 fi...21 Dec 2006
294Norri Joose (FIN)2403Agopov Mikael (FIN)23761-028 ≣E41Ch Finland
375Markzon Gregory (...2168Akobian Varuzhan ...25850-127 ≣E20Ch South America10 Jul 2007
159Zbikowski Wolfgan...2205Alexandria Nana (...23421-036 ≣E41Izt (w)
229Henry MachinAli Amir Idris1-030 ≣E20It (open)
94Doubleday WAmos Bruce M (CAN)23550-127 ≣E47Ch Canada
1Enevoldsen Jens (...2350Andersen Erik Sr1-026 ≣E20
127WilliamsAnderton David W ...22210-136 ≣E41corr.
349Dimitrijevic Srdj...2282Andonov Bogomil (...24011-027 ≣A40It (open) \
440Keren Nahum2245Andriasian Siranu...22140-134 ≣E46It \12 Dec 2010
181Ernrooth JArppi Heikki1-050 ≣E41Ch Finland (corr.)
416Nagibin George (RUS)2392Arustamian Artur ...23881-031 ≣A13It (cat.6)23 Jul 2009
265Lucchi VAssmann Thomas (GER)23350-134 ≣E46It (open)
219Agrest Evgenij (SWE)2475Astrom Goran (SWE)22901-040 ≣E41Ch Sweden (open)
37Botvinnik Mikhail...2307Averbakh Yuri L (...24451-024 ≣E47Game (training)
330Taylor Timothy (USA)2291Bagheri Amir (FRA)24960-133 ≣E20It (open) \05 Sep 2004
99WikmanBagnoli Paolo1-026 ≣E47Olympiad (corr.)
82Toth Bela (ITA)2345Balaskas Panayoti...20901-042 ≣E20Ch World (team) (...15 Aug 1969
117Peltonen LeifBaranowski Tadeus...19721-032 ≣E41?
303Niklasson Christe...2375Barkhagen Jonas (...24580-132 ≣E20Ch Sweden (team) ...
231Metge J Nigel (NZL)2160Barlow Matthew (NZL)21701-037E46Ch New Zealand
221Dauner KarlBarsov Alexei (UZB)24700-146 ≣E20It (open)
395Eckert Leo1893Becker Alexander ...19370-138E20Bayern Regionalli...17 Feb 2008
89Razzaghi ABehroozi Ev1-023 ≣E41Ch Iran
184Dauner KarlBender Stephan (GER)22651-038 ≣E20Liga North Baden
432Mirzoev Emil (UKR)2109Benidze Gigla (GEO)19180-140 ≣E41Ch Europe (junior...22 Sep 2010
311Taylor Timothy (USA)2291Berczes David (HUN)23211-043 ≣E20It (cat.8)
275Petersen Terji (FAI)2142Berg Olaf (FAI)22790-134 ≣E47It (open)
346Velecky Viktor (CZE)2146Bernard Borek (CZE)22720-129 ≣A17Czech League 2005...16 Oct 2005
318Mester Gyula (HUN)2410Bernei Andras (HUN)22860-124 ≣E20Ch Hungary (team)...16 Feb 2003
247Birens Eric-Andre...1969Bes Stephane (FRA)20951-030 ≣E20Ch France (team) ...
289Jugow Alexander (...2266Biller Helmut Dr ...21891-033 ≣E41Ch Hessen (seniors)
340Grozdanic Goran (...2019Bilobrk Franjo (CRO)23950-119 ≣E46Cup Croatia (team)02 Jun 2005
189Haimovich Tal (ISR)2408Birnboim Nathan (...23691-027 ≣E41It (b)
158Reul MBoehle Reinard (GER)21080-135 ≣A40Ch Hessen (qual)
228Arizanov Tome (MKD)2108Bogdanovski Vlatk...24600-128 ≣E46It (open)
309Riedel Holger Dr ...2284Bogner Norbert (GER)20721-030 ≣E20It (open)
5Schmidt Paul F (EST)Bogoljubow Efim D...0-131 ≣E47It
404Blengino Luca (ITA)1886Bonade Massimo (ITA)21180-140 ≣E20It (open)05 Sep 2008
344Littlewood Paul E...2366Bonafont Philip (...21011-038 ≣E41Ch Great Britain01 Aug 2005
2Bondarevsky Igor ...Botvinnik Mikhail...26301-038 ≣E20Ch URS
338Guthrie David (NZL)2184Boyce G Michael (...20580-137 ≣E46Ch England (team)...09 Apr 2005
193Pyka Andreas (GER)2056Brauer Christian ...21150-143 ≣A40It (open) \
14Stahlberg Gideon ...Broadbent Reginal...1-041 ≣E47It
198Ivanov Igor V (CAN)2424Browne Walter S (...25351-020 ≣E41It \
63Wehnert LutzBruemmer Ullrich1-041 ≣E20Ch DDR
293Mourot Clara (FRA)1982Brunner Nicolas (...22590-140 ≣E20Ch France (team) ...
21Doda Zbigniew (POL)2345Brzozka Stefan (POL)1-027 ≣E20Ch Poland
195Breiden RudiBuechler Franz0-144 ≣E20Ch RLP (seniors)
267Mourot Clara (FRA)1982Buland Cynthia (FRA)1-037 ≣E20Ch France (team) ...
93Vinke Dietmar (FIN)2218Busch Raimund (GER)23200-144 ≣E20Ch OWL
62Spassky Boris V (...2548Bykov Valery (RUS)23011-040 ≣E20Tournament (team)
373Foisor Mihaela-Ve...2029Calandri Fausto (...21231-040 ≣A40Ch European Union23 Jun 2007
197Behrendt LCaldwell Justin1-021 ≣E20corr.
285Carrabeo Garcia M...2072Campora Daniel H ...25360-140 ≣E41It (open)
250Aleksandrov Aleks...2595Campora Daniel H ...25401-021 ≣E47It (open)
130Vehi Bach Victor ...2385Campos Lopez Mari...23460-148 ≣E20?
287Moskalenko Viktor...2522Campos Moreno Jav...25001-045 ≣E46Ch Catalunia15 Apr 2001
249Valimamade Munir ...Casimiro Eduardo1-049 ≣E20Ch Portugal (team...
211Hedman Erik (SWE)2320Cerneanu Norbert ...22701-049 ≣E47It (a) (cat.3)
286Tsadzikidze Natia...2308Charkhalashvili I...23190-141 ≣E47Ch Georgia (junio...
146Holland Christoph...2270Chernin Alexander...25800-118 ≣A17It (open) \
166Harwar Julie (ENG)2050Christensen Wayne...21420-130 ≣E20It \
364Dobre Claudiu (ROM)2237Cioara Andrei Nes...24191-025 ≣A40Ch Romania28 Nov 2006
157Hirsch RobertClough P0-129 ≣E20corr.
278Amico Rosario (ITA)2007Colabrese Cary (ITA)15841-038E41It (open) (b)27 Aug 2000
363Neverov Valeriy (...2538Collier David (ENG)21751-030 ≣E41It (open)23 Sep 2006
428Iglesias Joachim ...2244Cossin Sebastien ...25080-133 ≣E20Ch France (team) ...03 Jun 2010
415Berczes David (HUN)2519Csonka Attila (HUN)23421-040 ≣E20Ch Hungary (team)...22 Feb 2009
202Macayo AisleyCuadras Avellana ...23101-023 ≣E46It (open)
39Rubio Aguado Fern...Cuellar Gacharna ...22800-132 ≣E20It
246Jussupow Artur (GER)2640Cvitan Ognjen (CRO)25251-048 ≣E41Zt
75Porreca Giorgio (...Dalla Villa Corrado1-027 ≣E20?
80Aijala Jouko (FIN)2133Damiron Dickson A1-025 ≣E41Ch World (team) (...04 Aug 1969
261Hupp FabricioDa Silva Eduardo ...0-131 ≣E41It \
455Conquest Stuart (...2509D'Costa Lorin (ENG)23811-036 ≣E46Ch England (team)...06 May 2012
23Raizman Maurice2200De Greif Boris (COL)22551-032 ≣E41Olympiad
131Bezzola PlinioDehmelt Karl (USA)22781-029 ≣A15Ch USA (corr.)
319Adams Nick A (USA)2212Demaria Juan Pabl...22601-031E41Dos Hermanas Qual...14 Mar 2003
414Gonda Laszlo (HUN)2499De Vreugt Dennis ...24300-128 ≣E41Bundesliga 2008/0901 Feb 2009
266Ledig Horst1822Dezember Thomas1-028 ≣E20It (open) (5)
388Da Silva Tiago He...2096Diniz Paulo Nobil...18051-039 ≣E46Tournament (Elo)06 Nov 2007
387Mendes Diego Silv...2062Diniz Paulo Nobil...18051-050 ≣E47Tournament (Elo)04 Nov 2007
25Maderna Carlos H ...Dodero Emilio (ARG)1-029 ≣E20Ch Argentina
256Winiwarter Felix ...2225Dorawa Bernhard (...19821-040 ≣E41Ch World (seniors)
214Aleksandrov Aleks...2525Dragomarezkij Evg...24751-047 ≣E41It (open)
140Markovic Gordana ...2257Drasko Milan (MNE)25050-122 ≣A40It (open)
425Ipatov Alexander ...2521Drenchev Petar (BUL)25080-132 ≣E41Memorial Asenova-...23 Apr 2010
263Mensch Etienne (FRA)2302Dub Zeev (ISR)21371-027 ≣E20It (cat.2)
204Beaton Kenneth S ...2116Duthie Gordon1-046E41Ch Scotland (team)
382Georgiev Vladimir...2576Efimenko Zahar (UKR)26240-127 ≣A40It (open)26 Sep 2007
144Rastas SeppoEkmark Raimo1-022 ≣E20?
163Whitt PEllis1-022 ≣E47corr.
199Dickenson Neil F ...2322Emms John M (ENG)25350-128 ≣E47Memorial V.Menchik
447Colin Vincent (FRA)2410Fantinel Thibault...22660-135 ≣A40Ch France (access...20 Aug 2011
45Popov Vladilen (BUL)2260Filipov F (BUL)1-045 ≣E41Ch Bulgaria
306Jacob Gunnar (GER)2226Fleischer Andre (...20681-047 ≣E46Ch NRW (1 liga)08 Dec 2002
65Piket Joop J (NED)2125Flesch Janos0-118 ≣E20It \