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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
239Ponomariov Boris ...2430Brodsky Michail (...25531-029 ≣E20Ch Ukraine (1/2 f...
461Ezat Mohamed (EGY)2297Broekhusse Paul0-149 ≣E20It (open)
547Jackson Trevor H ...2098Brooks Michael A ...24900-132 ≣E20It (open)30 May 2005
428Shariyazdanov And...2588Brumen Dinko (CRO)23601-032 ≣E20Ch Croatia (team)...
573De Val Daniele (ITA)2182Brunello Sabino (...24600-120 ≣E20Ch Italy (team)23 Apr 2006
632Vincenti David2482Brunello Sabino (...24551-031 ≣E20Ch Scotland06 Jul 2008
160Welling Gerard (NED)2322Brusila1-035E20Memorial Heilimo ...
750Volkov Sergey Vik...2614Bruzon Lazaro (CUB)26820-140 ≣E20It (open)08 Aug 2011
249Hartman Christer ...2329Brynell Stellan (...24910-129 ≣A40It (open)
117MooyBubenik J1-040 ≣E20Europe Tournament...
747Thybo Jan2162Buckley Graeme (ENG)23831-048 ≣E20Ch Great Britain27 Jul 2011
767Grower Sahaj (IND)2515Buckley Graeme (ENG)23831-041 ≣E20It (open)09 Dec 2011
349Halldorsson Bragi...2265Budnikov Alexanda...25350-132 ≣E20It (open)
722Mamedov Ruslan (UKR)2222Budnikov Oleg (UKR)24160-146 ≣E20Tournament \01 Mar 2011
408Hlavacek Robert (...2242Buksa J1-036 ≣E20Czech League 1997...
721Hoffmann Peter (GER)1766Burger Heinrich (...21590-146 ≣E20Ch City (seniors)...02 Feb 2011
140HoewelBusch Raimund (GER)23200-146 ≣E20Ch NRW
48Koblencs AleksandrsBuslaev Aleksande...1-028 ≣E20Ch Baltic Republics
18Korchnoi Viktor (...2556Bykov Valery (RUS)23011-045 ≣E20Ch Leningrad
466Moskalenko Viktor...2522Camacho Calle Ped...21961-032 ≣E20It (open)
438Pomes Marcet Juan...2388Campora Daniel H ...25261-037 ≣E20It (open)
377Pomes Marcet Juan...2420Campos Jose Felix...22600-135 ≣E20It (open)
374Peric Slavisa (SRB)2365Campos Moreno Jav...24850-131E20It (open)
378Formanek Edward W...2350Campos Moreno Jav...24850-148 ≣E20Ch Catalunia (team)
743Cebalo Miso (CRO)2478Carron Julien (SUI)23740-137 ≣A17Ch Switzerland (o...13 Jul 2011
742Silva Rodriguez F...2140Carstensen Jacob ...23720-129 ≣E20It (open)10 Jul 2011
601Toth Ervin (HUN)2348Caruana Fabiano (...25940-149 ≣E20It (cat.8)07 Mar 2007
556Penalver Osmani (...2131Casey Gerry1-034 ≣E20Cup European Club...24 Sep 2005
198Muse Mladen (CRO)2443Chandler Murray G...26100-146 ≣E20Bundesliga 1987/88
303Shirov Alexei (ESP)2710Chandler Murray G...25751-033 ≣E20It (cat.14)
246Agdestein Espen (...2374Chavannes Ivar (NOR)21481-040 ≣E20Ch Norway (team)
525Ulibin Mikhail (RUS)2556Cherniaev Alexand...22650-137 ≣E20It (open)21 Jul 2004
277Loebler Heimo (AUT)2153Chloupek Stanisla...23381-026 ≣E20It (open) (juniors)
463Tyomkin Dimitri (...2497Christiansen Larr...25701-027 ≣A40Tournament
788Belous Vladimir (...2522Chudinovskikh Ale...22761-033 ≣E20Ch Moscow11 Mar 2012
38Weise DietrichClemens Christian...23140-148 ≣E20Ch BRD
711Aguiar Lucas (BRA)2070Coelho Luis (BRA)23810-141 ≣E20It (open)25 Sep 2010
368Computer \Computer \1-037 ≣E20It (computers)
369Computer \Computer \1-039 ≣E20Ch World (computers)
343Ballon Guenther J...2195Conquest Stuart (...25050-132 ≣E20It (open)
791Izzat Kanan Azar ...2309Cornette Matthieu...25450-130 ≣E20Ch Europe27 Mar 2012
460Partos Charles (SUI)2386Cote F22001-040 ≣E20It (open)
452Adler Bo (SWE)2245Couso Luis (SWE)23270-138 ≣E20Ch Sweden (team) ...
216McMillanCowling TI1-045 ≣E20corr.
627Avila Jimenez Jav...2217Cruz Cristhian (PER)25340-128 ≣E20It (open)11 May 2008
575Moskalenko Viktor...2543Cruz Filemon (PER)23711-037 ≣E20It (open)
278Krizsany Laszlo (...2445Csoke Adrienn (HUN)20971-041 ≣E20It (open) (junior...
583Moskalenko Viktor...2543Cuadras Avellana ...23751-030 ≣E20It (open)19 Aug 2006
552Moskalenko Viktor...2529Cuadras Avellana ...23761-025 ≣E20It (open)19 Aug 2005
370Neuman Petr (CZE)2155Cvek Robert (CZE)22850-133 ≣E20It (open) (juniors)
628Berkes Ferenc (HUN)2645Cvitan Ognjen (CRO)25411-032 ≣E20Ch Bosnia & Herze...04 Jun 2008
152Bunke Wilfried (GER)2090Czikuhs HJ1-033 ≣E20corr.
492Herzel Alois Dr (...1985Dahlhaus Friedhel...21510-140 ≣E20Ch Germany (senio...
423Cafolla Peter (IRL)2108Daly Colm (FID)23780-137 ≣E20Ch Ireland
233Bykhovsky Avigdor...2495Danielsen Henrik ...25430-121 ≣E20It
267Chabanon Jean-Luc...2481Dautov Rustem (GER)25950-148 ≣E20It
803Kelires Andreas (...1965David Alberto (LUX)26050-144 ≣E20It (open)07 Jul 2012
537Berkes Ferenc (HUN)2596David Alberto (LUX)25951-041 ≣E20It (open) \23 Feb 2005
116Carbone ADebarnot Roberto ...23750-133 ≣E20It
800Zarate Fernandoh ...1768De Carvalho Igor ...18651-044 ≣E20Ch Pan-American (...03 Jul 2012
666Kohlweyer Bernd (...2418Deepthamsh Reddy ...21261-029 ≣E20It (open)25 Jun 2009
507Halldorsson Bragi...2208De Firmian Nick E...25500-139 ≣E20It (active) \
637Wiersma Eelke (NED)2414De Groote Ewoud (...22081-050 ≣E20Ch Netherlands (o...25 Jul 2008
702Volkov Sergey Vik...2595De-Lisa Carmine (...17361-032 ≣E20It (open)22 Jul 2010
405Galiano ADel Rio Angelis S...23750-118 ≣E20Ch Spain
448Arencibia Walter ...2513Del Rio Angelis S...24671-050 ≣A40Memorial G.Garcia...
366Gallego Jimenez V...2355Del Rio Angelis S...23651-024 ≣A40Ch City
13Benko Pal C (USA)2408Dely Peter (HUN)23911-042 ≣E20Memorial Szikra
786Yudkevich Mikhail...2200Demianjuk Alexand...23131-031 ≣E20Ch Moscow (1/2 fi...05 Mar 2012
603Erdogan Hakan (TUR)2259Demirel Tolga (TUR)22351-048 ≣E20Ch Turkey13 Mar 2007
26Weinstein Raymond...Denker Arnold S (...22931-041 ≣E20Ch USA
133Molenbroek HansDetmer Herbert1-025 ≣E20World Tournament ...
685Richter Michael (...2459De Verdier Michae...23411-042 ≣E20Cup Rilton (open)04 Jan 2010
533Cebalo Miso (CRO)2520Di-Caro Calogero ...23171-025 ≣A40It (cat.8)30 Dec 2004
143Belistri Ubaldo (...2051Dienavorian Manue...22801-048 ≣E20Ch Uruguay
424Liardet Fabrice (...2302Dizdar Goran (CRO)25490-141 ≣A40It (open)
676Villegas Pierre (...2202Dobrev Nanko (BUL)23520-128 ≣E20Ch France (team) ...04 Oct 2009
341Caulkett PeterDobson John0-124A17corr.
471Moskalenko Viktor...2510Dominguez Rueda J...21481-027 ≣E20Ch Catalunia (team)
40Germek MilanDonner Jan-Hein (...24301-040 ≣E20It
16Starck Bodo (GER)2248Dorawa Bernhard (...19820-128 ≣A40It (a)30 Dec 1956
815Nishant Malhotra ...2076Dorfanis Ilarion ...22390-148 ≣E20It \19 Aug 2012
728Purnoch Josef (CZE)2127Drabek Vojtech (CZE)21280-140E20Czech League 2010...03 Apr 2011
740Ioannidis Evgenio...1844Drakoulakos Grigo...17041-033 ≣E20Ch Greece (junior...26 Jun 2011
700Piskovets Nikita ...2154Drasko Milan (MNE)24860-146 ≣A40It (open)04 Jun 2010
757Yudin Ivan (RUS)2319Draskovic Luka (MNE)21351-045 ≣E20Ch Europe (junior...14 Sep 2011
804Kisic Bozidar (MNE)2054Draskovic Luka (MNE)22320-149 ≣E20Ch Montenegro10 Jul 2012
223Flear Glenn C (ENG)2430Dunworth Christop...22651-034 ≣E20Ch Great Britain
753Prodinger JohannesDurakovic Alman (...22210-127 ≣E20It (open)27 Aug 2011
680Plesek Jiri (CZE)2150Dvorak Jan (CZE)21791-030 ≣A40Czech League 2009...06 Dec 2009
638Auckland Elliott ...2017Eggleston David (...23680-128 ≣E20Ch Great Britain04 Aug 2008
649Neverov Valeriy (...2571Eggleston David (...23681-041 ≣E20It (masters)29 Dec 2008
482Summerscale Aaron...2495Ehlvest Jaan (USA)26000-140 ≣E20It \
30Schweber Samuel (...2348Eliskases Erich G...24300-129 ≣E20Ch Argentina
240Sakaev Konstantin...2609Emms John M (ENG)24301-037 ≣E20It
297Chapman RogerEriksen Ove P1-029 ≣A40Memorial F.Bogaty...
265Varga Peter (HUN)2418Ersek Erno (HUN)21981-040 ≣E20Ch Hungary (team)
645Posedaru Bogdan (...2212Ertan Can (TUR)21350-150 ≣E20Ch World (juniors...26 Oct 2008
207Varga Mariano (ARG)2143Escandell Juan C ...22760-145 ≣E20corr.
826Fusco Leonardo (ARG)2379Espinoza Palomino...22650-113 ≣E20Ch American Conti...20 Oct 2012