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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
97Vitolins Alvis (LAT)2435Gerasimov N (RUS)23550-121 ≣E20Ch Armed Forces
456Bairachny Ruslan ...2442Shkliar Alexander...22461-027 ≣E20It (open) (a)
310Sagalchik Gennadi...2442Moskow Eric (USA)21771-022 ≣E20It
567Konovalov Nikolay...2443Maslak Konstantin...25580-132 ≣A40It (open)05 Feb 2006
198Muse Mladen (CRO)2443Chandler Murray G...26100-146 ≣E20Bundesliga 1987/88
574Konovalov Nikolay...2443Bagirov Rufat (AZE)25040-146 ≣D31Memorial F.Pripis
517Jianu Vlad-Cristi...2444Kalinin Alexander...24730-120 ≣E20It (open)26 Feb 2004
708De Jong Jan Wille...2444Istratescu Andrei...26310-130 ≣E20It \07 Sep 2010
686Palliser Richard ...2445Hanley Craig (ENG)24280-127 ≣E20Ch England (team)...17 Jan 2010
356Krizsany Laszlo (...2445Rittler Robert (AUT)21991-038 ≣E20Staatsliga B East...
311Meister Yakov (GER)2445Kharitonov Andrei...25050-128 ≣E20Ch Russia (team)
278Krizsany Laszlo (...2445Csoke Adrienn (HUN)20971-041 ≣E20It (open) (junior...
273Genov Petar (BUL)2447Nikolov Sasho (BUL)24041-039 ≣E20Ch Bulgaria
8Gligoric Svetozar...2447Martin Pedro (ARG)20211-041 ≣E20It
41Gligoric Svetozar...2447Germek Milan1-029 ≣E20It
503Likavsky Tomas (SVK)2449Bayer Bernhard (GER)23001-036 ≣E20It (cat.3)
122Pribyl Josef (CZE)2450Timoscenko Gennad...24831-042 ≣E20It
170Ernst Thomas (SWE)2450Hansen Curt (DEN)25000-130 ≣E20Zt
224Yakovich Yuri (RUS)2450Kharitonov Andrei...25201-024 ≣E20Tournament (swiss)
142Gutman Lev (GER)2450Uusi Gunnar (EST)24101-024 ≣E20?
550Moranda Wojciech ...2451Szymanska Maria (...21591-037 ≣A40It (open)
563Moranda Wojciech ...2451Szymanska Maria (...21591-043 ≣A40Ch Europe (active)17 Dec 2005
636Galyas Miklos (HUN)2454Antal Laszlo (HUN)22021-032 ≣E20It (open) \24 Jul 2008
623Galyas Miklos (HUN)2454Nemeth Miklos (HUN)24790-135 ≣E20Ch Hungary (team)...02 Mar 2008
322Krizsany Laszlo (...2455Almasi Zoltan (HUN)25800-126 ≣E20Ch Hungary (team)...
718Lalic Bogdan (ENG)2456Melero Fidalgo Ju...22211-029 ≣E20It (open)10 Jan 2011
685Richter Michael (...2459De Verdier Michae...23411-042 ≣E20Cup Rilton (open)04 Jan 2010
268Wells Peter K (ENG)2460Suba Mihai (ROM)25400-137 ≣E20It (cat.11)
4O'kelly De Galway...2460Wood Gabriel1-028 ≣E20It
208Ernst Thomas (SWE)2460Barbero Gerardo F...24750-144 ≣E20It (open)
480Bluvshtein Mark (...2461Roussel-Roozmon T...22511-033 ≣E20It (cat.3)
780Shyam Sundar M (IND)2462Zemerov Vladimir ...23230-140 ≣E20It (open)01 Feb 2012
578Moranda Wojciech ...2462Rewasiewicz Milos...18551-012 ≣E20Tournament (juniors)13 Jul 2006
301Gutman Lev (GER)2465Fahnenschmidt Ger...20260-137 ≣A15Bundesliga 1991/92
172Ree Hans (NED)2465Ligterink Gert (NED)24500-129 ≣E20Ch Netherlands
200Gutman Lev (GER)2465Gligoric Svetozar...25001-041 ≣E20It (open)
226Tisdall Jonathan ...2465Bjarnason Saevar ...21291-030 ≣E20It (cat.9)
785Galyas Miklos (HUN)2467Lengyel Bela (HUN)22501-048 ≣E20It (cat.1)05 Mar 2012
385Moskalenko Viktor...2470Saulin Dmitri (RUS)23951-028 ≣E20Cup Russia (open)
120Diez Del Corral J...2470Jakobsen Ole (DEN)24401-031 ≣E20Olympiad
419Moskalenko Viktor...2471Rogovski Vladimir...24651-048 ≣E20Ukrainian Games
429Moskalenko Viktor...2471Vilar Lopez Monic...21581-026 ≣E20It (open)
250Safin Shukhrat (UZB)2472Teplitsky Yan (CAN)24481-022 ≣E20Ch Uzbekistan
248Yurtaev Leonid (KGZ)2472Utemov Vladimir (...23851-048 ≣E20Ch URS (club)
192Murshed Niaz (BAN)2475Mithrakanth Poorn...23201-024 ≣E20?
237Davies Nigel R (ENG)2475Schneider Lars-Ak...23640-129 ≣E20It \
819Toth Ervin (HUN)2477Battey Alexander ...23961-037 ≣E20It (cat.8)01 Sep 2012
743Cebalo Miso (CRO)2478Carron Julien (SUI)23740-137 ≣A17Ch Switzerland (o...13 Jul 2011
726Zivanic Marko (SRB)2479Panchanathan Mage...25861-022 ≣E20It (sheveningen) \13 Mar 2011
260Chabanon Jean-Luc...2481Pira Davoud (FRA)23821-026 ≣E20Ch France (team)
267Chabanon Jean-Luc...2481Dautov Rustem (GER)25950-148 ≣E20It
484Hillarp Persson T...2482Berg Emanuel (SWE)25271-046 ≣A40Ch Sweden
632Vincenti David2482Brunello Sabino (...24551-031 ≣E20Ch Scotland06 Jul 2008
688Galyas Miklos (HUN)2484Berend Fred (LUX)23821-027 ≣E20It (cat.7)26 Jan 2010
383Volkov Sergey Vik...2485Zangiev Pavel (RUS)22701-036 ≣E20It (open)
171Gutman Lev (GER)2485Farago Ivan (HUN)25101-040 ≣E20It
27Sanguinetti Raul ...2485Luckis Marcos22701-020 ≣E20It
24Sanguinetti Raul ...2485Wexler Bernardo (...1-040 ≣E20It
280Dao Thien Hai (VIE)2493Tzoumbas Anastasi...23410-129 ≣E20Ch World (juniors)
279Dao Thien Hai (VIE)2493Macieja Bartlomie...26131-042 ≣E20Ch World (juniors)
266Sakaev Konstantin...2495Brodsky Michail (...24151-039 ≣E20Ch URS (young mas...
482Summerscale Aaron...2495Ehlvest Jaan (USA)26000-140 ≣E20It \
233Bykhovsky Avigdor...2495Danielsen Henrik ...25430-121 ≣E20It
463Tyomkin Dimitri (...2497Christiansen Larr...25701-027 ≣A40Tournament
287Wells Peter K (ENG)2497Grosar Aljosa (SLO)24151-036 ≣E20It (open)
715Cruz Cristhian (PER)2497Nikolashvili Gior...22941-039 ≣E20Ch World (juniors...24 Oct 2010
769Danielian Elina (...2497Hou Yifan (CHN)25780-138 ≣A40Ch World (team) (w)20 Dec 2011
725Baron Tal (ISR)2505Gerzhoy Leonid (CAN)25031-037 ≣E20It \13 Mar 2011
300Savchenko Stanisl...2505Reeh Oliver (GER)24551-040 ≣E20It (open) \
264Kumaran Dharshan ...2505Wells Peter K (ENG)24600-125 ≣E20It (open)
308Marin Mihail (ROM)2505Motwani Paul (SCO)24551-050 ≣E20Olympiad
768Sadorra Julio Cat...2506Onischuk Alexande...26740-141 ≣E20It (cat.10)19 Dec 2011
755Bukavshin Ivan (RUS)2506Johansson Linus (...21591-049 ≣E20Ch Europe (junior...13 Sep 2011
432Moskalenko Viktor...2508Jerez Perez Alfon...23861-031 ≣E20It (open)
450Moskalenko Viktor...2508Mitkov Nikola (MKD)25321-041 ≣E20It (open)
643Abergel Thal (FRA)2509Sulskis Sarunas (...25720-138 ≣E20Ch European Union17 Sep 2008
150Tarjan James E (USA)2510Botterill George ...24001-038 ≣E20It
255Malaniuk Vladimir...2510Ortega Lexy (ITA)24101-040 ≣E20It (open)
471Moskalenko Viktor...2510Dominguez Rueda J...21481-027 ≣E20Ch Catalunia (team)
213Yurtaev Leonid (KGZ)2510Makarichev Sergey...25101-026 ≣E20It
536Cebalo Miso (CRO)2512Saric Ante (CRO)24371-034 ≣E20It (open)03 Feb 2005
558Cebalo Miso (CRO)2512Zelcic Robert (CRO)25330-149 ≣E20Ch Croatia (team)03 Oct 2005
544Cebalo Miso (CRO)2512Kovacevic Aleksan...25480-135 ≣E20It (open)02 May 2005
448Arencibia Walter ...2513Del Rio Angelis S...24671-050 ≣A40Memorial G.Garcia...
748Grower Sahaj (IND)2514Kunal M (IND)23041-043 ≣E20Ch World (juniors...03 Aug 2011
767Grower Sahaj (IND)2515Buckley Graeme (ENG)23831-041 ≣E20It (open)09 Dec 2011
346Yakovich Yuri (RUS)2515Littke Adam (CAN)22900-140 ≣E20It \
350Yakovich Yuri (RUS)2515Montecatine Rios ...23611-047 ≣E20It (open)
340Yakovich Yuri (RUS)2515Pushkov Nikolai (...24851-042 ≣E20Ch Russia
511Arencibia Walter ...2516Wang Hao Yuan (CAN)22691-027 ≣E20It (sheveningen)
12Tal Mikhail N (LAT)2520Etruk Rein T (EST)23981-040 ≣E20Tournament
403Yurtaev Leonid (KGZ)2520Kochyev Alexander...24301-046 ≣E20Memorial M.Chigorin
533Cebalo Miso (CRO)2520Di-Caro Calogero ...23171-025 ≣A40It (cat.8)30 Dec 2004
199Malaniuk Vladimir...2520Sokolov Andrei (FRA)26000-135 ≣E20Ch URS
52Tal Mikhail N (LAT)2520Barstatis Reinhar...22400-143 ≣E20?
788Belous Vladimir (...2522Chudinovskikh Ale...22761-033 ≣E20Ch Moscow11 Mar 2012
466Moskalenko Viktor...2522Camacho Calle Ped...21961-032 ≣E20It (open)
23Portisch Lajos (HUN)2523Padevsky Nikola (...23551-049 ≣A17It
741Iljushin Alexei (...2523Faizrakhmanov Ram...21711-029 ≣E20Memorial L.Poluga...06 Jul 2011
493Hillarp Persson T...2523Topalov Veselin (...27570-146 ≣E20It (active)