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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
150Tarjan James E (USA)2510Botterill George ...24001-038 ≣E20It
653Solomin Maxim (RUS)1958Aksenov Anton1-038 ≣E20Ch City (1 league)14 Feb 2009
813Timofeev Artyom (...2641Nukin Ashat (KAZ)23471-038 ≣E20Memorial Izmailov...11 Aug 2012
445Ulibin Mikhail (RUS)2583Hulak Krunoslav (...25101-038 ≣E20Ch Croatia (team)...
565Volkov Sergey Vik...2628Georgiev Kiril (MKD)26800-138 ≣E20It (open) \01 Feb 2006
235Shirov Alexei (ESP)2580Unzicker Wolfgang...24751-038 ≣E20It
515Donnoli Giorgio1485Tamburini Lorenzo...20860-138 ≣E20It (open)05 Sep 2003
664Bitalzadeh Ali (NED)2434Malakhatko Vadim ...25701-038 ≣E20It (open)22 May 2009
356Krizsany Laszlo (...2445Rittler Robert (AUT)21991-038 ≣E20Staatsliga B East...
736Berkes Ferenc (HUN)2706Saric Ante (CRO)24891-039 ≣E20Ch Bosnia & Herze...05 Jun 2011
554Avila Jimenez Jav...2238Suba Mihai (ROM)25120-139 ≣E20It (open)02 Sep 2005
69Snellman SvenMykra Veikko1-039 ≣E20?
312Levtchouk George ...2323St Pierre Benoit ...22261-039 ≣E20It (open)
103Gerusel Mathias (...2239Szabo Laszlo (HUN)19030-139 ≣E20It
32KondratievUnzicker Wolfgang...24330-139 ≣E20It
690Ulibin Mikhail (RUS)2544Saric Ante (CRO)24721-039 ≣E20It (open)04 Mar 2010
309Shirov Alexei (ESP)2710Georgiev Kiril (MKD)26100-139 ≣E20Olympiad
254Khenkin Igor (GER)2624Ulibin Mikhail (RUS)24600-139 ≣A40It
756Volkov Sergey Vik...2607Naumkin Igor (RUS)24861-039 ≣E20It (open)13 Sep 2011
738Bluebaum Matthias...2388Frank Christian (...20321-039 ≣E20Ch Germany (junio...12 Jun 2011
598Hillarp Persson T...2567Berczes David (HUN)24300-139 ≣E20Cup Rilton02 Jan 2007
507Halldorsson Bragi...2208De Firmian Nick E...25500-139 ≣E20It (active) \
345Kilpi Teemu (FIN)2135Shneider Aleksand...25350-139 ≣E20It \
273Genov Petar (BUL)2447Nikolov Sasho (BUL)24041-039 ≣E20Ch Bulgaria
707Cruz Jonathan (PER)2412Quezada Yuniesky ...26140-139 ≣E20It (open)04 Aug 2010
290Shirov Alexei (ESP)2710Karpov Anatoly (RUS)27150-139 ≣E20It
319Gamarra Caceres C...2233Panno Oscar (ARG)24950-139 ≣E20It
369Computer \Computer \1-039 ≣E20Ch World (computers)
127Hollis Adrian Swa...Steiner Josef (AUT)21161-039 ≣E20It (cat.7)
820Sandhoefner Flori...2228Blasl Dietmar (AUT)20701-039 ≣E20It (open)02 Sep 2012
715Cruz Cristhian (PER)2497Nikolashvili Gior...22941-039 ≣E20Ch World (juniors...24 Oct 2010
108Hildenbrand Peter...2227Soelter Reinhold ...20720-139 ≣E20Ch OWL
381Dearing Eddie (SCO)2185Lalic Susan (ENG)23650-139 ≣E20It (open)
635Cruz Lledo Pablo ...2078Gago Padreny Igna...22180-139 ≣E20Ch Spain (juniors...21 Jul 2008
380Aaltio Erkki (FIN)2133Kytoniemi Jyrki (...22100-139 ≣E20?
266Sakaev Konstantin...2495Brodsky Michail (...24151-039 ≣E20Ch URS (young mas...
231Sokolov Sergey M ...Aleksandrov Aleks...23401-039 ≣E20Ch URS (qual)
710Halay Taufik (INA)2358Garcia Raul (AND)22361-039 ≣E20Olympiad24 Sep 2010
183Podat Vladimir (UKR)2318Gurevich Vladimir...24740-139 ≣E20Ch Ukraine (1/2 f...
671Wiersma Eelke (NED)2403Wells Peter K (ENG)24981-039 ≣E20Memorial G.Staunt...12 Aug 2009
109Ligterink Gert (NED)2405Harandi Khosro (IRI)23771-039 ≣E20Ch World (juniors)
10Kuzminykh Evgeni FKondratiev Pavel ...0-139 ≣E20Ch URS (1/2 final)
569Braun Arik (GER)2525Atlas Valeri (AUT)24821-039 ≣E20It (cat.12)02 Mar 2006
124Petran Pal (HUN)2384Farago Ivan (HUN)24400-140 ≣A40Ch Hungary
44Khodos German (RUS)2200Kuijpers Frans A ...22801-040 ≣E20Olympiad (student...
24Sanguinetti Raul ...2485Wexler Bernardo (...1-040 ≣E20It
21Hadjipetrov Aleks...Ivanov Pavel (RUS)20021-040 ≣E20Ch Bulgaria
3Junge Klaus (CHI)Bogoljubow Efim D...0-140 ≣E20It
335Ceteras Marius (ROM)2330Marin Mihail (ROM)25200-140 ≣E20Ch Romania
265Varga Peter (HUN)2418Ersek Erno (HUN)21981-040 ≣E20Ch Hungary (team)
255Malaniuk Vladimir...2510Ortega Lexy (ITA)24101-040 ≣E20It (open)
246Agdestein Espen (...2374Chavannes Ivar (NOR)21481-040 ≣E20Ch Norway (team)
230Beliavsky Alexand...2605Portisch Lajos (HUN)25901-040 ≣E20It \
696Muheim Sebastian ...2175Boure Hugo (FRA)19091-040 ≣E20Ch France (junior...12 Apr 2010
784Liedl Wolfgang (AUT)2224Neumeier Klaus (AUT)22931-040 ≣E20Bundesliga B East...03 Mar 2012
782Posedaru Bogdan (...2337Martian Dragos-Da...20741-040 ≣E20Ch Romania15 Feb 2012
214Karolyi Tibor Jr ...2346Maric Alisa (SRB)23550-140 ≣E20It (young masters)
780Shyam Sundar M (IND)2462Zemerov Vladimir ...23230-140 ≣E20It (open)01 Feb 2012
777Coleman Teddy (USA)2356Kaufman Raymond (...22611-040 ≣E20It \08 Jan 2012
559Romon Poves Raul ...2209Gomez Luesia Jesu...21961-040 ≣E20It (cat.4)04 Oct 2005
390Raineri Pablo (ARG)2275Oms Pallise Josep...23951-040 ≣E20It (open)
395Shishkin Vladimir...2169Rodriguez Lopez R...23251-040 ≣E20It (b)
300Savchenko Stanisl...2505Reeh Oliver (GER)24551-040 ≣E20It (open) \
406Rudolph Johannes ...2288Lendwai Reinhard ...23750-140 ≣E20Staatsliga B Sout...
412Romaszko-Van Den ...2085Alienkin Aleksand...23650-140 ≣E20Memorial Karl Wag...
413Golod Vitali (ISR)2555Solomon Stephen J...24351-040 ≣E20It (open)
179Arencibia Walter ...2335Agdestein Simen (...25451-040 ≣E20Ch World (juniors)
176NeckelKrechlok1-040 ≣E20corr.
750Volkov Sergey Vik...2614Bruzon Lazaro (CUB)26820-140 ≣E20It (open)08 Aug 2011
288Shirov Alexei (ESP)2710Beliavsky Alexand...25950-140 ≣E20It
171Gutman Lev (GER)2485Farago Ivan (HUN)25101-040 ≣E20It
479De Santis Alessio...2267Mantovani Renzo (...23491-040 ≣E20Ch Italy
460Partos Charles (SUI)2386Cote F22001-040 ≣E20It (open)
469Baklanova Tatiana...2220Bojkovic Natasa (...24520-140 ≣E20Ch Europe (w)
728Purnoch Josef (CZE)2127Drabek Vojtech (CZE)21280-140E20Czech League 2010...03 Apr 2011
40Germek MilanDonner Jan-Hein (...24301-040 ≣E20It
482Summerscale Aaron...2495Ehlvest Jaan (USA)26000-140 ≣E20It \
318Stanimirovic Alek...2240Savic Miodrag R (...25220-140 ≣E20Ch Yugoslavia (team)
492Herzel Alois Dr (...1985Dahlhaus Friedhel...21510-140 ≣E20Ch Germany (senio...
494Segura Ariza Jose...2181Munoz Agullo Jose...22891-040 ≣E20XVI Obert Es Vermar
510Hillarp Persson T...2523Sammalvuo Tapani ...24380-140 ≣E20Ch Sweden (team) ...
523Kirszenberg Marc ...2233Hinks-Edwards Tho...23830-140 ≣E20Ch Paris (open)05 Jul 2004
524Hillarp Persson T...2523Ong Kezli (SWE)23250-140 ≣E20Ch Sweden20 Jul 2004
346Yakovich Yuri (RUS)2515Littke Adam (CAN)22900-140 ≣E20It \
539Ballon Guenther J...2212Ries Berthold (GER)20490-140 ≣E20It (open)08 Mar 2005
119Bohm Hans (NED)2317Timman Jan H (NED)24800-140 ≣A17Ch Netherlands
117MooyBubenik J1-040 ≣E20Europe Tournament...
62Bonne Mark (BEL)2250Bernhardt Rolf (GER)22880-140 ≣E20It
60Bukic Enver (SLO)2383Sofrevski Jovan (...23751-040 ≣E20It
604Kirszenberg Marc ...2210Primel Dominique ...20071-040 ≣E20Ch France (team) ...
323Manion Josh (USA)2400Herchalia1-040 ≣E20It (open)
656De Santis Alessio...2293Farago Ivan (HUN)25110-140 ≣E20It (open)13 Mar 2009
12Tal Mikhail N (LAT)2520Etruk Rein T (EST)23981-040 ≣E20Tournament
293Juarez Alberto (ARG)2244Kanefsck Gustavo ...23730-141 ≣E20It (open) \
506Halldorsson Bragi...2208Socko Bartosz (POL)25700-141 ≣E20Cup European Club...
495Khenkin Igor (GER)2587Guido Flavio (ITA)23531-041E20It (open)
200Gutman Lev (GER)2465Gligoric Svetozar...25001-041 ≣E20It (open)
467Utnasunov Alexand...2293Vaingorten Yaqoov...21980-141 ≣E20It (open) \
734Burnier David (SUI)2341Hera Imre Jr (HUN)25330-141 ≣E20It (open)01 Jun 2011
787Simantsev Mikhail...2548Naumkin Igor (RUS)24430-141 ≣E20It (open)09 Mar 2012