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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
164Mujica JSadauskas Marcelo1-035 ≣E41corr.
165Golyak Isay G (USA)2229Walker Gary (ENG)19891-038 ≣E20Memorial Horowitz...
166Harwar Julie (ENG)2050Christensen Wayne...21420-130 ≣E20It \
167Chapman RogerStigar Petter (NOR)22980-124 ≣E20corr.
169Walton Jonathan S...2225Kiss Attila (HUN)23581-038 ≣E41It (open)
170Loiza Martin (ARG)2070Veron Jorge (ARG)18111-020 ≣E20It (open) \
173Doering Thomas (GER)2205Komarov Dimitri (...24550-129 ≣E41It (open)
175Gofshtein Zvulon ...2550Tompa Janos (HUN)23980-127 ≣E20It (open)
176Hoi Carsten (DEN)2445Kveinys Aloyzas (...25451-025 ≣E47It (cat.9)
177Tihonov Jurij (BLR)2448Tzoumbas Anastasi...23410-127 ≣E20Ch Europe (juniors)
178Srokowski Jarosla...2410Siklosi Zoltan (HUN)23281-035 ≣E46It
179Maric Mirjana (SRB)2305Markovic Gordana ...22571-034 ≣E46Ch Yugoslavia (w)
180Nakamura Ryuji (JPN)2186Masserey Yvan (SUI)23290-130 ≣E20Ch World (juniors...
182Berger Falk1753Fobbe Ottmar1-028 ≣E20Ch Bahn (G)
183Tisdall Jonathan ...2465Lyrberg Patrik (SWE)24200-132 ≣E41It (open)
184Dauner KarlBender Stephan (GER)22651-038 ≣E20Liga North Baden
185Richter Michael (...2484Stevanovic Igor (...21800-130 ≣E41Ch Germany (junio...
186Jussupow Artur (GER)2630Karpov Anatoly (RUS)27600-140 ≣E41It
210Gurevich Mikhail ...2585Jackelen Thomas (...24051-033 ≣E41It (2)
189Haimovich Tal (ISR)2408Birnboim Nathan (...23691-027 ≣E41It (b)
190Jirjis FWard Th1-028 ≣E41Tournament (f)
191Levit Roman (USA)2275Lubojanski S1-024 ≣E41Ch Amateur Team
192Vretos VRytshagov Mikhail...24600-119 ≣E20It (open)
193Pyka Andreas (GER)2056Brauer Christian ...21150-143 ≣A40It (open) \
194Lyrberg Patrik (SWE)2405Kindermann Stefan...25190-132 ≣E41It
226Galeno GRossetti Mauro (ITA)21160-127 ≣E20Tournament (open)
195Breiden RudiBuechler Franz0-144 ≣E20Ch RLP (seniors)
196Soman Satchidanan...2320Ravi Thandalam Sh...23850-150 ≣E41Ch India
197Behrendt LCaldwell Justin1-021 ≣E20corr.
198Ivanov Igor V (CAN)2424Browne Walter S (...25351-020 ≣E41It \
199Dickenson Neil F ...2322Emms John M (ENG)25350-128 ≣E47Memorial V.Menchik
200Ryskin Alexander ...2515Luther Thomas (GER)25101-044 ≣A40Memorial I.Bolesl...
202Macayo AisleyCuadras Avellana ...23101-023 ≣E46It (open)
204Beaton Kenneth S ...2116Duthie Gordon1-046E41Ch Scotland (team)
205Lisko Frantisek (...2311Lipka Juraj (SVK)23751-043 ≣E41Slovak League 199...
206Agrest Evgenij (SWE)2475Safholm Sten (SWE)20591-045 ≣E20It (open)
211Hedman Erik (SWE)2320Cerneanu Norbert ...22701-049 ≣E47It (a) (cat.3)
213Vigh Bela (HUN)2355Palkovi Jozsef (HUN)24700-125 ≣E41Ch Hungary (team)...
214Aleksandrov Aleks...2525Dragomarezkij Evg...24751-047 ≣E41It (open)
215Guseinov Aidyn (AZE)2425Tunik Gennady (RUS)25150-141 ≣E41It (open) \
216Hoefker Mathias (...2262Henrich Thomas (GER)22220-150 ≣E20It
217Estremera Panos S...2320Garcia Carbo Marc...23150-123 ≣E41It (open)
219Agrest Evgenij (SWE)2475Astrom Goran (SWE)22901-040 ≣E41Ch Sweden (open)
220Agrest Evgenij (SWE)2475Sjoberg Mats (SWE)24501-033 ≣E46Cup Rilton
222Yurtaev Leonid (KGZ)2505Tunik Gennady (RUS)25151-034 ≣E20Memorial A.Zaitsev
224Meister Thomas2010Kordts Wolfgang (...22360-136 ≣E41Bayern Regionalli...
225Van Nordern HermanKaufmann Michael1-025 ≣E20?
228Arizanov Tome (MKD)2108Bogdanovski Vlatk...24600-128 ≣E46It (open)
229Henry MachinAli Amir Idris1-030 ≣E20It (open)
230Karttunen Mika (FIN)2423Heinimaki Leo (FIN)20721-040 ≣E41It (open)
232Metge J Nigel (NZL)2160Sutherland John (...20551-029 ≣E41Ch New Zealand
233Menacher Manfred ...2270Loew Gerald (GER)22701-030 ≣E41Ch Bayern
235Rost Van Tonninge...2280Weigel Herbert (GER)21181-044 ≣E20Ch Germany (senio...
236Meschke HeinzWrobel Hubertus0-129 ≣A17It (open) (b)
237Zaiatz Elena (RUS)2240Stubenrauch Steve...21051-028 ≣E41It (open)
238Aleksandrov Aleks...2660Volzhin Alexander...24951-015 ≣E47It (open)
239Punteri Marco (ITA)2049Sale Srdjan (CRO)24250-141 ≣E41It (open)
241Wohlers-Armas Fri...2205Ikonnikov Vyaches...25500-132 ≣E20It (open)
243Bowerman RobertTaylor Gordon (CAN)23300-144 ≣E41It (open)
244Lomineishvili Mai...2350Hunt Harriet (ENG)23600-131 ≣E47Ch World (juniors...
245Paschall William ...2365Jagodzinski Andre...22151-034 ≣E47It (a)
248Muttoni Guillermo...Gyimesi Zoltan (HUN)25250-133 ≣E41?
250Aleksandrov Aleks...2595Campora Daniel H ...25401-021 ≣E47It (open)
251Micheel Astrid (GER)2075Vinci Sebastiano1-017 ≣E47It (open)
255Du Huy PhongNgo Ngoc Quang (VIE)22851-032 ≣E20Ch Vietnam (active)
256Winiwarter Felix ...2225Dorawa Bernhard (...19821-040 ≣E41Ch World (seniors)
257Salimaki Janne (FIN)2215Haapasalo Jukka-P...22450-135E41Ch Helsinki
258Aaltio Erkki (FIN)2133Sammalvuo Tapani ...23930-147 ≣E20It (open)
259Ulko Jaroslav (RUS)2454Tunik Gennady (RUS)24471-033 ≣E46Cup Russia (open)
260Eriksson Johan (SWE)2373Yakovich Yuri (RUS)25920-131 ≣E41Cup Rilton
262Neubauer Ralf Dr ...2049Koeck Brigit0-133E47It (open)
263Mensch Etienne (FRA)2302Dub Zeev (ISR)21371-027 ≣E20It (cat.2)
264Derieux Christian...2172Masserey Yvan (SUI)23700-141 ≣E46It (open)
266Ledig Horst1822Dezember Thomas1-028 ≣E20It (open) (5)
267Mourot Clara (FRA)1982Buland Cynthia (FRA)1-037 ≣E20Ch France (team) ...
268Pyka Andreas (GER)2065Morsch Andreas17161-033 ≣E41It (open)
271Krumwiede KarstenWittje Berthold D...22160-146 ≣E47Cup Nord-West
272Banerjee Sushant ...2181Radha S R (IND)20341-020 ≣E41Ch Commonwealth
273Brunner Nicolas (...2170Roser Kevin (FRA)23190-141 ≣E41It (open)
274Casocobos MartinezSegurado Garcia M...19200-134 ≣E20Ch Asturia (team)...
275Petersen Terji (FAI)2142Berg Olaf (FAI)22790-134 ≣E47It (open)
276Abreu Guilherme (...2076Reis Paulo F J (BRA)22800-126 ≣A40Cup Vila Velha
279Raineri Pablo (ARG)2164Parker Jonathan (...25390-131 ≣E20It (open)
280Picazo Lopez Juan...2055Garcia Carbo Marc...23540-140 ≣E41Ch Spain (open)
281Eckhardt Wladisla...2199Kritz Leonid (GER)24180-132 ≣E46Ch Germany (junio...
282Horvath Istvan (HUN)2195Markus Roland (GER)17720-116 ≣E47Tournament (IECG)
288Scharping Hans-Ma...2125Schenk Andreas (GER)24780-147 ≣A40It (open) \
289Jugow Alexander (...2266Biller Helmut Dr ...21891-033 ≣E41Ch Hessen (seniors)
290Farrell RogerRout Ian Clive1-043 ≣E20Cup Doeberl
291Unmack Christian ...2085Palo Davor (DEN)24840-128 ≣E20It (open) \
292Unmack Christian ...2085Schmied Andreas (...21281-024 ≣E20It (open) \
293Mourot Clara (FRA)1982Brunner Nicolas (...22590-140 ≣E20Ch France (team) ...
294Norri Joose (FIN)2403Agopov Mikael (FIN)23761-028 ≣E41Ch Finland
296Nesteruk DmitryTimofeev Vladimir...23310-136 ≣E20It (open)
298Ballon Guenther J...2219Westerkamp Bert (...21431-037 ≣E20It (open)
299Aleksandrov Aleks...2633Izoria Zviad (GEO)25651-030 ≣E47It (open) \
301Miron Lucian-Cost...2131Popa Marian (ROM)20681-035 ≣E20It \
302Santana Orlando (...2172Leitao Rafael (BRA)25260-119 ≣E20Cup Itau (open)
304Knoerrich Peter1396Heinz Manfred17870-136 ≣A15Ch Mittelfranken ...
308Chouquet Adrien (...2132Shchekachev Andre...25460-128 ≣E41It (open)