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Nimzo-Indian, Sämisch Variation, Keres Variation 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5

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
167Rau Juergen (GER)2152Mayr1-023 ≣A13Europe Tournament...
118KleinFleischer W0-121 ≣A15corr.
169FleckBraskin O1-035 ≣A15corr.
42Luik Helmuth (EST)2209Arulaid Alexander...0-148 ≣A15Ch Estonia
204Olsson Tomas (SWE)2008Knutsson Bengt0-129 ≣A15Ch Sweden (corr.)
93Butnorius Algiman...2388Kaunas Kestutis (...22541-036 ≣A15?
301Gutman Lev (GER)2465Fahnenschmidt Ger...20260-137 ≣A15Bundesliga 1991/92
205Olsson Tomas (SWE)2008Ohrstrom Mikael0-126 ≣A15Ch Sweden (corr.)
11Branicki Ignacy2200Makarczyk Kazimie...1-027 ≣A15Ch Poland
119Bohm Hans (NED)2317Timman Jan H (NED)24800-140 ≣A17Ch Netherlands
595Demin Dmitry (RUS)1714Avanesyan Georgy ...19790-129 ≣A17Ch Region (1 liga)10 Dec 2006
320Strbad Franjo (SLO)1968Hribersek J0-143 ≣A17Ch Slovenia (corr.)
29Sliwa Bogdan (POL)2235Kluger Gyula (HUN)22500-148 ≣A17It
72Portisch Lajos (HUN)2523Pachman Ludek (GER)22781-023 ≣A17Olympiad
743Cebalo Miso (CRO)2478Carron Julien (SUI)23740-137 ≣A17Ch Switzerland (o...13 Jul 2011
23Portisch Lajos (HUN)2523Padevsky Nikola (...23551-049 ≣A17It
33Marini LuisOlafsson Fridrik ...24340-137 ≣A17It
162Rau Juergen (GER)2152Mittag L1-026 ≣A17corr.
49Velimirovic Drago...2407Ankerst Marjan (SLO)22101-041 ≣A17Cup Yugoslavia
341Caulkett PeterDobson John0-124A17corr.
254Khenkin Igor (GER)2624Ulibin Mikhail (RUS)24600-139 ≣A40It
124Petran Pal (HUN)2384Farago Ivan (HUN)24400-140 ≣A40Ch Hungary
709Simantsev Mikhail...2541Milanovic Slavisa...23891-041 ≣A40Ch Serbia (team) ...19 Sep 2010
362Malaniuk Vladimir...2580Naumkin Igor (RUS)24551-037 ≣A40It (open)
448Arencibia Walter ...2513Del Rio Angelis S...24671-050 ≣A40Memorial G.Garcia...
297Chapman RogerEriksen Ove P1-029 ≣A40Memorial F.Bogaty...
251Crispin Thomas A ...2198Lonoff Marc (USA)22601-033 ≣A40Ch USA (corr.)
550Moranda Wojciech ...2451Szymanska Maria (...21591-037 ≣A40It (open)
733Ding Liren (CHN)2660Zhou Weiqi (CHN)25980-129 ≣A40It (cat.17)18 May 2011
812Ovod Evgenija (RUS)2412Kosintseva Tatian...25300-131 ≣A40Ch Russia (superf...03 Aug 2012
533Cebalo Miso (CRO)2520Di-Caro Calogero ...23171-025 ≣A40It (cat.8)30 Dec 2004
700Piskovets Nikita ...2154Drasko Milan (MNE)24860-146 ≣A40It (open)04 Jun 2010
769Danielian Elina (...2497Hou Yifan (CHN)25780-138 ≣A40Ch World (team) (w)20 Dec 2011
567Konovalov Nikolay...2443Maslak Konstantin...25580-132 ≣A40It (open)05 Feb 2006
789Alexanian Nelli (...2114Soyunlu Narmin (AZE)18161-027 ≣A40Ch Europe (w)13 Mar 2012
468Kobalia Mikhail (...2603Psakhis Lev (ISR)25731-049 ≣A40It (open)
291Leube Oliver (GER)1949Roemer Ulrich (GER)22920-142 ≣A40It (open) \
252Crispin Thomas A ...2198Perry1-029 ≣A40Ch USA (corr.)
331Hashimov RStrebkovs Andrejs...23440-136 ≣A40Ch Europe (junior...
474Kaloskambis Mihai...2187Gazis Efstathios ...22680-134 ≣A40Ch Greece (team)
424Liardet Fabrice (...2302Dizdar Goran (CRO)25490-141 ≣A40It (open)
463Tyomkin Dimitri (...2497Christiansen Larr...25701-027 ≣A40Tournament
527Simantsev Mikhail...2402Goltsov Denis (RUS)22961-020 ≣A40It (c)30 Aug 2004
563Moranda Wojciech ...2451Szymanska Maria (...21591-043 ≣A40Ch Europe (active)17 Dec 2005
680Plesek Jiri (CZE)2150Dvorak Jan (CZE)21791-030 ≣A40Czech League 2009...06 Dec 2009
781Arvola Benjamin (...2261Mastalerz Xavier ...21351-035 ≣A40It (open) \02 Feb 2012
805Ter Steeg Markus ...1905Florstedt Johanne...20711-028 ≣A40It (open)11 Jul 2012
203Hultin Per (SWE)2102Olsson Lars-Goran1-036 ≣A40Ch Sweden (corr.)
661Savchenko Aleksei...2246Graf Felix (GER)22910-148 ≣A40Ch Germany (junio...10 May 2009
577Mayo Casademont M...2186Larino Nieto Davi...24060-126 ≣A40Ch Spain (juniors...12 Jul 2006
486Haggstrom Olle (SWE)2215Backelin Rikard (...22920-125 ≣A40Ch Sweden (team) ...
476Blanchard Jody (FRA)1440Barre Yann (FRA)19691-034 ≣A40Ch France (team) ...
443Solon Nathan (USA)2278Sarkar Justin (USA)23570-125 ≣A40It \
719Zulfic Fedja (AUS)2081Xie George Wendi ...24400-120 ≣A40It \12 Jan 2011
130Hoehne EduardReichenbacher Ger...18400-125 ≣A40corr.
249Hartman Christer ...2329Brynell Stellan (...24910-129 ≣A40It (open)
85Bellin Jana (ENG)2133Norman Dinah M (ENG)19021-046 ≣A40Olympiad (w)
206Efimov Igor (MNC)2430Rozentalis Eduard...24900-121 ≣A40Ch URS (qual)
484Hillarp Persson T...2482Berg Emanuel (SWE)25271-046 ≣A40Ch Sweden
16Starck Bodo (GER)2248Dorawa Bernhard (...19820-128 ≣A40It (a)30 Dec 1956
402Khenkin Igor (GER)2550Naumkin Igor (RUS)24100-141 ≣A40It (open)
366Gallego Jimenez V...2355Del Rio Angelis S...23651-024 ≣A40Ch City
548Mamedyarov Shakhr...2674Huzman Alexander ...25651-041 ≣A40Ch Europe20 Jun 2005
808Lokander Martin (...2271Mueller Jan-Hendr...21621-037 ≣A40It (open)27 Jul 2012
574Konovalov Nikolay...2443Bagirov Rufat (AZE)25040-146 ≣D31Memorial F.Pripis
496Bjornes Leif (NOR)1976Hansen Anders (SWE)17230-142 ≣E20It (open) \
55Aaron Manuel (IND)2315Teschner Rudolf (...22950-137 ≣E20Izt
522Khenkin Igor (GER)2587Ayas Fernandez An...23361-046 ≣E20It (open)04 Jul 2004
490Stephan Eberhard ...2137Gerl Hans Dr (GER)20861-042 ≣E20Regionalliga Nort...15 Dec 2002
793Harstad Christian...2045O`donnell Conor (...17801-050 ≣E20It (open) \08 Apr 2012
106Khodos German (RUS)2200Platonov Igor V (...24300-129 ≣E20Ch URS (1/2 final)
515Donnoli Giorgio1485Tamburini Lorenzo...20860-138 ≣E20It (open)05 Sep 2003
682Khenkin Igor (GER)2634Bagri Jaspaul (SUI)22251-044 ≣E20It (open)27 Dec 2009
641Konovalov Nikolay...2434Anoshkin Alexande...24241-049 ≣E20It (open)18 Aug 2008
422Cano Sanchez Josu...2277Baron Rodriguez J...24091-041 ≣E20Ch Spain (team) (...
438Pomes Marcet Juan...2388Campora Daniel H ...25261-037 ≣E20It (open)
777Coleman Teddy (USA)2356Kaufman Raymond (...22611-040 ≣E20It \08 Jan 2012
491Ezat Mohamed (EGY)2383Arab Adlane (ALG)23710-142 ≣E20Ch Africa
73Donner Jan-Hein (...2430Bouwmeester Hans ...23431-041 ≣E20It (a)
186Gutman Lev (GER)2530Stranegger Engelbert1-029 ≣E20?
428Shariyazdanov And...2588Brumen Dinko (CRO)23601-032 ≣E20Ch Croatia (team)...
705Morozevich Alexan...2700Fedorchuk Sergey ...26710-137 ≣E20It (cat.16)
545Mohnblatt Daniel ...1895Quach Charlie (FRA)21020-141 ≣E20Memorial V.Syre (...08 May 2005
609Lockwood William ...1860Geschwindt Gilber...16491-042 ≣E20It \12 Jul 2007
47Weise DietrichLengyel Levente (...22930-144 ≣E20Ch Europe (team)
597Adler Bo (SWE)2185Berczes David (HUN)24150-135 ≣E20Cup Rilton28 Dec 2006
442Solon Nathan (USA)2278Ashley Maurice (USA)24820-146 ≣E20It \
558Cebalo Miso (CRO)2512Zelcic Robert (CRO)25330-149 ≣E20Ch Croatia (team)03 Oct 2005
763Volkov Sergey Vik...2614Stockmann Michael...22841-038 ≣E20It (open)
261Khenkin Igor (GER)2624Schneider Lars-Ak...23641-031 ≣E20It \
125Petran Pal (HUN)2384Lengyel Levente (...24501-033 ≣E20Ch Hungary
412Romaszko-Van Den ...2085Alienkin Aleksand...23650-140 ≣E20Memorial Karl Wag...
538Ragnarsson Johann...2187Johannessen Leif ...25640-150 ≣E20Ch Iceland (team)...05 Mar 2005
744Rambaldi Francesc...2176Georgiadis Ioanni...24350-141 ≣E20It (open)16 Jul 2011
191Cochet Jean-Danie...2059Jukic Mirko (CRO)24700-143 ≣E20It (open)
1Euwe Max (NED)Golombek Harry (ENG)23201-038 ≣E20
161Kontulainen HannuHartonen Kari1-032 ≣E20?
90Forintos Gyozo V ...2317Smyslov Vassily (...24940-147 ≣E20It
188Moskalenko Viktor...2435Vaiverman1-042 ≣E20Ch URS (qual)
441Galvan Jesus (PER)2171Torres Jean Pierr...22000-141 ≣E20Ch Peru (regional)