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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
189Malaniuk Vladimir...2545Naumkin Igor (RUS)24701-048 ≣E20Memorial G.Agzamov
756Volkov Sergey Vik...2607Naumkin Igor (RUS)24861-039 ≣E20It (open)13 Sep 2011
787Simantsev Mikhail...2548Naumkin Igor (RUS)24430-141 ≣E20It (open)09 Mar 2012
362Malaniuk Vladimir...2580Naumkin Igor (RUS)24551-037 ≣A40It (open)
271Moskalenko Viktor...2558Naumkin Igor (RUS)24901-048 ≣E20It (cat.10)
402Khenkin Igor (GER)2550Naumkin Igor (RUS)24100-141 ≣A40It (open)
659Kalka Arkadius Ge...2373Neimer Vitaly (ISR)23500-127 ≣E20It (cat.4) \20 Apr 2009
623Galyas Miklos (HUN)2454Nemeth Miklos (HUN)24790-135 ≣E20Ch Hungary (team)...02 Mar 2008
814Grigoryeva Olga A...2190Neuhauser Salome ...20671-042 ≣E20Ch Europe (junior...18 Aug 2012
54Moehring Guenther...2294Neukirch Detlef (...22671-033 ≣E20Ch DDR
220Knudsen Per (DEN)2326Neumann Joachim (...21341-048 ≣E20It (open)
784Liedl Wolfgang (AUT)2224Neumeier Klaus (AUT)22931-040 ≣E20Bundesliga B East...03 Mar 2012
317Milov Vadim (SUI)2651Nielsen Peter Hei...24401-045 ≣E20Ch World (juniors...
46Polugaevsky Lev A...2585Niephaus Walter (...1-046 ≣E20Ch Europe (team)
590Meessen Rudolf (BEL)2303Niklasch Oliver (...24191-043 ≣E20Cup European Club13 Oct 2006
715Cruz Cristhian (PER)2497Nikolashvili Gior...22941-039 ≣E20Ch World (juniors...24 Oct 2010
273Genov Petar (BUL)2447Nikolov Sasho (BUL)24041-039 ≣E20Ch Bulgaria
325Dive Russell John...2339Noble Mark Freder...22331-034 ≣E20Ch New Zealand
63Kottnauer Cenek (...2370Nora Georges1-027 ≣E20It
85Bellin Jana (ENG)2133Norman Dinah M (ENG)19021-046 ≣A40Olympiad (w)
813Timofeev Artyom (...2641Nukin Ashat (KAZ)23471-038 ≣E20Memorial Izmailov...11 Aug 2012
275Misanovic Vesna (...2326Nutu-Gajic Dana (...23501-047 ≣E20Cup Yugoslavia (w)
414Volkov Sergey Vik...2605Obukhov Alexander...24351-023 ≣E20Cup Russia (open)
793Harstad Christian...2045O`donnell Conor (...17801-050 ≣E20It (open) \08 Apr 2012
205Olsson Tomas (SWE)2008Ohrstrom Mikael0-126 ≣A15Ch Sweden (corr.)
33Marini LuisOlafsson Fridrik ...24340-137 ≣A17It
315Shirov Alexei (ESP)2710Olafsson Helgi (ISL)22701-023 ≣E20It
622Ionov Sergey (RUS)2543Olafsson Helgi (ISL)22701-032 ≣E20It (open) \22 Feb 2008
305Kilpi Teemu (FIN)2135Oll Lembit (EST)26000-129 ≣E20It (open)
435Erdogan Hakan (TUR)2217Olsen Heini (FAI)23130-147 ≣E20Olympiad
203Hultin Per (SWE)2102Olsson Lars-Goran1-036 ≣A40Ch Sweden (corr.)
390Raineri Pablo (ARG)2275Oms Pallise Josep...23951-040 ≣E20It (open)
524Hillarp Persson T...2523Ong Kezli (SWE)23250-140 ≣E20Ch Sweden20 Jul 2004
768Sadorra Julio Cat...2506Onischuk Alexande...26740-141 ≣E20It (cat.10)19 Dec 2011
379Pomes Marcet Juan...2420Ortega JI1-032 ≣E20Ch Catalunia (team)
57Omari (ALB)Ortega Lexy (ITA)24750-126 ≣E20Olympiad
59Wade Robert G (ENG)2148Ortega Lexy (ITA)24750-137 ≣E20Olympiad
255Malaniuk Vladimir...2510Ortega Lexy (ITA)24101-040 ≣E20It (open)
663Soler Colomer Val...2065Ortega Serra Marc...21210-127 ≣E20Tournament (Elo) (1)14 May 2009
762Soler Colomer Val...2013Ortega Serra Marc...22340-145 ≣E20Tournament (open)15 Oct 2011
253Arne Mike (USA)2270Osbun Eric1-033 ≣E20Tournament
72Portisch Lajos (HUN)2523Pachman Ludek (GER)22781-023 ≣A17Olympiad
23Portisch Lajos (HUN)2523Padevsky Nikola (...23551-049 ≣A17It
274Janakiev Ivan (BUL)2177Pajkovic Vladimir...24171-029 ≣E20It (cat.4)
514Khenkin Igor (GER)2587Palac Mladen (CRO)25431-024 ≣E20Memorial Leonardo...25 Apr 2003
391Bozinovic Bogdan ...2280Palac Mladen (CRO)25400-145 ≣E20It (open)
178Ylisela JuhaniPalenius Jarmo1-022 ≣E20Ch Finland (team)
71Asmundsson Ingvar...2292Palmason Gudmundu...22700-128 ≣E20It
726Zivanic Marko (SRB)2479Panchanathan Mage...25861-022 ≣E20It (sheveningen) \13 Mar 2011
695Steadman Michael ...2309Panchanathan Mage...25460-125 ≣E20It (open)07 Apr 2010
706Gardner Robert (CAN)2168Panchanathan Mage...25460-148 ≣E20It (cat.4)01 Aug 2010
553Colom Andres Xavi...2023Panelo Marcelo (ARG)24070-113 ≣E20It (open)19 Aug 2005
319Gamarra Caceres C...2233Panno Oscar (ARG)24950-139 ≣E20It
605Vukovic Momcilo (...2136Pantovic Dragan M...21371-027 ≣E20It (open)02 Apr 2007
562Milov Vadim (SUI)2652Pantsulaia Levan ...25780-143 ≣E20Cup World FIDE27 Nov 2005
229Hansen Sune Berg ...2566Panzalovic Srdjan...24581-047 ≣E20It (open)
501Pitselis Grigorio...2132Papadopoulos I (GRE)22590-129 ≣E20Ch Greece (team)
294Diaz AdolfoParamos Dominguez...24180-143 ≣E20It (open)
619Beckett Christoph...2096Parker Robert (ENG)20921-031 ≣E20Ch England (team)...13 Jan 2008
526Dekker Bart (NED)2158Parligras Mircea ...25590-136 ≣E20It (open)01 Aug 2004
629Bluvshtein Mark (...2557Paschall William ...23511-028 ≣E20It (cat.7)10 Jun 2008
327Kitic Dusan (SRB)2269Pavlovic Milos (SRB)24550-127 ≣E20It (open)
679Ubiennykh Ekateri...2270Pavlov Oleg (RUS)23141-030 ≣E20Tournament (Elo)
580Neschetny Viktor ...2138Pavlov Sergey (UKR)24260-143 ≣E20It (open) \28 Jul 2006
691Marusenko Petr (UKR)2206Pavlov Sergey (UKR)25390-143 ≣E20Ch City05 Mar 2010
761Aaltio Erkki (FIN)2133Peltomaa Jukka (FIN)19511-028 ≣E20Ch Finland (team)...15 Oct 2011
459Gheorghe Corina (...2090Peptan Corina-Isa...24620-133 ≣E20Ch Romania (w)
333Andriana Anca (ROM)2102Peptan Corina-Isa...22550-124 ≣E20Ch Europe (junior...
252Crispin Thomas A ...2198Perry1-029 ≣A40Ch USA (corr.)
164EsnaolaPiastowski Kurt (...19780-125 ≣E20corr.
472Ulibin Mikhail (RUS)2581Pikula Dejan (SRB)24841-037 ≣E20It (open)
339Bogdanovich Grigo...2385Pilgaard Kim (DEN)22850-120 ≣E20It (open)
614Quinn Mark (IRL)2391Pilgaard Kim (DEN)24400-126 ≣E20Cup European Club07 Oct 2007
644Komljenovic Davor...2428Pinter Jozsef (HUN)25360-137 ≣E20Ch Croatia (team)...30 Sep 2008
260Chabanon Jean-Luc...2481Pira Davoud (FRA)23821-026 ≣E20Ch France (team)
6Donner Jan-Hein (...2430Pirc Vasja (YUG)0-132 ≣E20It
106Khodos German (RUS)2200Platonov Igor V (...24300-129 ≣E20Ch URS (1/2 final)
393Gallego Jimenez V...2385Pogorelov Ruslan ...24400-147 ≣E20It (open)
765Shaw Peter (ENG)2180Polaczek Richard ...23770-137 ≣E20Ch England (team)...13 Nov 2011
78Khodos German (RUS)2200Polgar Istvan (HUN)24251-030 ≣E20Olympiad (student...
230Beliavsky Alexand...2605Portisch Lajos (HUN)25901-040 ≣E20It \
699Prachar Josef (CZE)1922Portych Vaclav (CZE)18251-043 ≣E20It (open)22 May 2010
714Wiersma Eelke (NED)2419Postny Evgeny (ISR)25950-126 ≣E20Cup European Club21 Oct 2010
132Diaconescu PaulPrieditis G1-026 ≣E20World Tournament ...
604Kirszenberg Marc ...2210Primel Dominique ...20071-040 ≣E20Ch France (team) ...
678Palliser Richard ...2413Pritchett Craig W...23031-037 ≣E20It (active) \21 Nov 2009
212Ballon Guenther J...2183Pritchett Craig W...23431-042 ≣E20It (open)
129Kirsch Gerard (LUX)1957Pritchett Craig W...23500-130 ≣E20It (open)
568Braun Arik (GER)2525Prusikin Michael ...25600-126 ≣E20It (cat.12)28 Feb 2006
468Kobalia Mikhail (...2603Psakhis Lev (ISR)25731-049 ≣A40It (open)
272Golod Vitali (ISR)2579Pushkov Nikolai (...24041-034 ≣E20It (open) \
340Yakovich Yuri (RUS)2515Pushkov Nikolai (...24851-042 ≣E20Ch Russia
545Mohnblatt Daniel ...1895Quach Charlie (FRA)21020-141 ≣E20Memorial V.Syre (...08 May 2005
707Cruz Jonathan (PER)2412Quezada Yuniesky ...26140-139 ≣E20It (open)04 Aug 2010
295Forte LQuinn Deborah (IRL)18410-134 ≣E20Ch Great Britain ...
454Ulibin Mikhail (RUS)2583Quinn Mark (IRL)23811-031 ≣E20It (open)
634Abdalla Luiz Guil...2072Quintiliano Renato0-141 ≣E20Tournament (open)20 Jul 2008
410Aaltio Erkki (FIN)2133Raaste Eero J (FIN)23350-134 ≣E20Ch Finland (team)...
631Harley-Yeo Gareth...2036Radovanovic Jovic...23450-130 ≣E20Ch South Wales (o...05 Jul 2008
180Yrjola Jouni (FIN)2430Rantanen Yrjo A (...24101-044 ≣E20It