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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
590Meessen Rudolf (BEL)2303Niklasch Oliver (...24191-043 ≣E20Cup European Club13 Oct 2006
137Pyhala Antti (FIN)2305Ahonen Tauno1-026 ≣E20?
138Pyhala Antti (FIN)2305Martois Karl-Erik0-147 ≣E20?
338Cruz-Lopez Claret...2305Gomez Esteban Jua...24650-127 ≣E20Ch Spain
483Strutinskaya Gali...2306Kabanova Irina (RUS)20521-018 ≣E20Ch Russia (w) (1 ...
616Derichs Roger (GER)2307Kargoll Herbert (...21951-045 ≣E20Hessenliga 2007/0828 Oct 2007
282Bogdanovic Rajko ...2308Farago Ivan (HUN)24880-145 ≣E20It (open)
791Izzat Kanan Azar ...2309Cornette Matthieu...25450-130 ≣E20Ch Europe27 Mar 2012
695Steadman Michael ...2309Panchanathan Mage...25460-125 ≣E20It (open)07 Apr 2010
389Laveryd Peter (SWE)2310Lindberg Bengt (SWE)23551-047 ≣E20Ch Sweden (team) ...
704Brokken Dennis (NED)2313Kirsanova Ekateri...21541-032 ≣E20It (open) (b)28 Jul 2010
540Kretchetov Alexan...2314Aradhyula Vaishna...21481-026 ≣E20It \25 Mar 2005
473Roeschlau Bernd (...2314Kersten Uwe (GER)23571-043 ≣E20Ch Hessen
361Cruz-Lopez Claret...2315Gomara J1-032 ≣E20Tournament
55Aaron Manuel (IND)2315Teschner Rudolf (...22950-137 ≣E20Izt
90Forintos Gyozo V ...2317Smyslov Vassily (...24940-147 ≣E20It
183Podat Vladimir (UKR)2318Gurevich Vladimir...24740-139 ≣E20Ch Ukraine (1/2 f...
427Lazovic Gordan (CRO)2319Zelcic Robert (CRO)25611-027 ≣E20Ch Croatia (team)...
757Yudin Ivan (RUS)2319Draskovic Luka (MNE)21351-045 ≣E20Ch Europe (junior...14 Sep 2011
625Sieciechowicz Mar...2321Sochacki Wojtek (...22441-047 ≣E20Ch Poland (junior...02 Apr 2008
160Welling Gerard (NED)2322Brusila1-035E20Memorial Heilimo ...
312Levtchouk George ...2323St Pierre Benoit ...22261-039 ≣E20It (open)
668Marusenko Petr (UKR)2323Zakhartsov Viache...25410-131 ≣E20It \22 Jul 2009
440Szymanski Marcin ...2325Held Markus (GER)21831-042 ≣E20It (cat.4) \
397Lauber Arnd (GER)2325Anka Emil (HUN)24300-123 ≣E20It (cat.8)
220Knudsen Per (DEN)2326Neumann Joachim (...21341-048 ≣E20It (open)
667Rudd Jack (ENG)2326Gibson Christophe...19911-046 ≣E20It (open)12 Jul 2009
275Misanovic Vesna (...2326Nutu-Gajic Dana (...23501-047 ≣E20Cup Yugoslavia (w)
335Ceteras Marius (ROM)2330Marin Mihail (ROM)25200-140 ≣E20Ch Romania
292Schipkov Boris (RUS)2330Sziraki Tamas (HUN)22990-132 ≣E20It (open) \
579Toth Ervin (HUN)2331Banusz Tamas (HUN)24501-037 ≣E20Ch Europe (team) ...14 Jul 2006
179Arencibia Walter ...2335Agdestein Simen (...25451-040 ≣E20Ch World (juniors)
218Kekki Petri (FIN)2335Kanko Ilkka (FIN)22311-031 ≣E20It
782Posedaru Bogdan (...2337Martian Dragos-Da...20741-040 ≣E20Ch Romania15 Feb 2012
621Akshat Khamparia ...2337Bakre Tejas (IND)24480-147 ≣E20Ch India04 Feb 2008
739Aghasaryan Robert...2337Babujian Levon (ARM)24681-050 ≣E20Memorial Karen As...19 Jun 2011
325Dive Russell John...2339Noble Mark Freder...22331-034 ≣E20Ch New Zealand
797Aghasaryan Robert...2339Torosyan Norayr (...21371-037 ≣E20Memorial K.Asrian...23 Jun 2012
145Vladimirov Boris ...2340Gerasimov Nikolay...20921-021 ≣E20Tournament
359Etchegaray Patric...2340Urday Henry (PER)24350-143 ≣E20It (open)
146Vladimirov Boris ...2340Gerasimov N (RUS)23551-021 ≣E20?
89Vladimirov Boris ...2340Szabo Laszlo (HUN)19031-021 ≣E20It
39Vladimirov Boris ...2340Lein Anatoly (USA)22611-033 ≣E20Ch URS
372Etchegaray Patric...2340Jerez Perez Alfon...23550-136 ≣E20It (open) (a)
91Vladimirov Boris ...2340Arulaid Alexander...1-031 ≣E20It \
687Bitan Banerjee (IND)2341Karthikeyan P (IND)23980-146 ≣E20It \19 Jan 2010
734Burnier David (SUI)2341Hera Imre Jr (HUN)25330-141 ≣E20It (open)01 Jun 2011
766Posedaru Bogdan (...2342Katic Goran (SRB)20851-035 ≣E20Cup Belgrade (open)25 Nov 2011
92Ageichenko Genadi...2343Smyslov Vassily (...24940-132 ≣E20Tournament
86Partos Charles (SUI)2345Nacht Edgar0-119 ≣E20Ch Romania
585Terrieux Kevin (FRA)2345Bleunven Andre (FRA)22981-031 ≣E20Ch France (access...24 Aug 2006
214Karolyi Tibor Jr ...2346Maric Alisa (SRB)23550-140 ≣E20It (young masters)
601Toth Ervin (HUN)2348Caruana Fabiano (...25940-149 ≣E20It (cat.8)07 Mar 2007
732Karavade Eesha (IND)2348Hamrakulova Yuldu...21501-027 ≣E20Ch Asia (w)02 May 2011
615Toth Ervin (HUN)2348Ignacz Maria (HUN)22231-046 ≣E20It (cat.1)10 Oct 2007
30Schweber Samuel (...2348Eliskases Erich G...24300-129 ≣E20Ch Argentina
232Prudnikova Svetla...2349Misanovic Vesna (...23261-029 ≣E20Izt (w)
823Pascua Haridas (PHI)2350Yu Yangyi (CHN)26510-136 ≣E20It (open)11 Oct 2012
378Formanek Edward W...2350Campos Moreno Jav...24850-148 ≣E20Ch Catalunia (team)
352Gallego Jimenez V...2355Suba Mihai (ROM)25300-133 ≣E20Ch Spain (team)
610Capo Vidal Uriel ...2356Beltran Carlos (COL)22791-042 ≣E20Ch South America19 Jul 2007
777Coleman Teddy (USA)2356Kaufman Raymond (...22611-040 ≣E20It \08 Jan 2012
710Halay Taufik (INA)2358Garcia Raul (AND)22361-039 ≣E20Olympiad24 Sep 2010
489Jakab Attila (HUN)2358Ruck Robert (HUN)25830-125 ≣E20Ch Hungary (team)...08 Dec 2002
360Manion Josh (USA)2360Goldin Alexander ...25850-146 ≣E20It (open)
159Botterill George ...2360Van Der Vliet Fre...23951-022 ≣E20It \29 Aug 1981
217Pieterse Gert (NED)2361Bosman Michiel (NED)23420-146 ≣E20It (open)
374Peric Slavisa (SRB)2365Campos Moreno Jav...24850-131E20It (open)
499Nguyen Chi-Minh (...2370Van Den Doel Erik...25600-125 ≣E20Ch France (team) ...
63Kottnauer Cenek (...2370Nora Georges1-027 ≣E20It
659Kalka Arkadius Ge...2373Neimer Vitaly (ISR)23500-127 ≣E20It (cat.4) \20 Apr 2009
246Agdestein Espen (...2374Chavannes Ivar (NOR)21481-040 ≣E20Ch Norway (team)
332Nilssen John Arni...2378Hedman Erik (SWE)23921-041 ≣E20Ch Europe (juniors)
801Coleman Teddy (USA)2379Shyam Nikil P (IND)25020-124 ≣E20It \06 Jul 2012
826Fusco Leonardo (ARG)2379Espinoza Palomino...22650-113 ≣E20Ch American Conti...20 Oct 2012
481Pomes Marcet Juan...2380Tome Vazquez Osca...20011-031 ≣E20It (open)
184Armas Jorge (CUB)2381Lebredo Gerardo (...22400-127 ≣E20?
74Barczay Laszlo (HUN)2381Bokor Istvan (HUN)22261-031 ≣E20Ch Hungary
284Pein Malcolm (ENG)2382Farago Ivan (HUN)25100-144 ≣E20It (open)
770Galojan Lilit (ARM)2383Zhao Xue (CHN)25410-148 ≣E20Ch World (team) (w)20 Dec 2011
76Gheorghiu Florin ...2383Unzicker Wolfgang...24331-036 ≣E20Ch Europe (team)
512Ezat Mohamed (EGY)2383Soppe Guillermo (...24330-138 ≣E20Dos Hermanas Qual...18 Mar 2003
60Bukic Enver (SLO)2383Sofrevski Jovan (...23751-040 ≣E20It
491Ezat Mohamed (EGY)2383Arab Adlane (ALG)23710-142 ≣E20Ch Africa
50Ghitescu Theodor ...2384Soos Bela (GER)22811-036 ≣E20Ch Romania
125Petran Pal (HUN)2384Lengyel Levente (...24501-033 ≣E20Ch Hungary
535Cox John J (ENG)2384Greet Andrew (ENG)24280-124 ≣E20It \29 Jan 2005
393Gallego Jimenez V...2385Pogorelov Ruslan ...24400-147 ≣E20It (open)
339Bogdanovich Grigo...2385Pilgaard Kim (DEN)22850-120 ≣E20It (open)
82Taimanov Mark E (...2386Hamann Svend (DEN)22981-033 ≣E20It \
460Partos Charles (SUI)2386Cote F22001-040 ≣E20It (open)
25Taimanov Mark E (...2386Milic Borislav (YUG)1-034 ≣E20Match \
438Pomes Marcet Juan...2388Campora Daniel H ...25261-037 ≣E20It (open)
738Bluebaum Matthias...2388Frank Christian (...20321-039 ≣E20Ch Germany (junio...12 Jun 2011
557Palliser Richard ...2389Sundararajan Kida...24971-042 ≣E20It (open)01 Oct 2005
614Quinn Mark (IRL)2391Pilgaard Kim (DEN)24400-126 ≣E20Cup European Club07 Oct 2007
353Braun Christian (...2392Grabert Ralf (GER)22540-135 ≣E20It (open)
772Cramling Dan (SWE)2392Lokander Martin (...21510-132 ≣E20Cup Rilton30 Dec 2011
354Krizsany Laszlo (...2395Berset Philippe (...20761-023 ≣E20It (open) (b)
344Crouch Colin S (ENG)2395Lalic Susan (ENG)23751-036 ≣E20It (open)