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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
571Grigorieva Olga (...Bazhenova Dina (RUS)18710-130 ≣E20Ch Russia (junior...
658Samdanov Samdan (...1989Vafin Ayrat (RUS)20890-134 ≣E20Ch Russia (junior...20 Apr 2009
430Kolotilina LTarnovskaya T1-035E20Ch Russia (junior...
311Meister Yakov (GER)2445Kharitonov Andrei...25050-128 ≣E20Ch Russia (team)
483Strutinskaya Gali...2306Kabanova Irina (RUS)20521-018 ≣E20Ch Russia (w) (1 ...
321Vogel Joerg (GER)2047Baumer F1-045 ≣E20Ch Saarland (MV)
632Vincenti David2482Brunello Sabino (...24551-031 ≣E20Ch Scotland06 Jul 2008
681Zorko Jure (SLO)2402Grosar Aljosa (SLO)24161-038 ≣E20Ch Slovenia (team)12 Dec 2009
610Capo Vidal Uriel ...2356Beltran Carlos (COL)22791-042 ≣E20Ch South America19 Jul 2007
631Harley-Yeo Gareth...2036Radovanovic Jovic...23450-130 ≣E20Ch South Wales (o...05 Jul 2008
338Cruz-Lopez Claret...2305Gomez Esteban Jua...24650-127 ≣E20Ch Spain
405Galiano ADel Rio Angelis S...23750-118 ≣E20Ch Spain
635Cruz Lledo Pablo ...2078Gago Padreny Igna...22180-139 ≣E20Ch Spain (juniors...21 Jul 2008
352Gallego Jimenez V...2355Suba Mihai (ROM)25300-133 ≣E20Ch Spain (team)
422Cano Sanchez Josu...2277Baron Rodriguez J...24091-041 ≣E20Ch Spain (team) (...
660Sesma Rubio Patxi...2128Mascaro March Ped...23820-135 ≣E20Ch Spain (team) (...01 May 2009
524Hillarp Persson T...2523Ong Kezli (SWE)23250-140 ≣E20Ch Sweden20 Jul 2004
485Kaivanipour Kivan...1927Namini Armin (SWE)21140-143 ≣E20Ch Sweden (juniors)
389Laveryd Peter (SWE)2310Lindberg Bengt (SWE)23551-047 ≣E20Ch Sweden (team) ...
452Adler Bo (SWE)2245Couso Luis (SWE)23270-138 ≣E20Ch Sweden (team) ...
487Hellborg Teodor (...2240Schneider Lars-Ak...23850-130 ≣E20Ch Sweden (team) ...
510Hillarp Persson T...2523Sammalvuo Tapani ...24380-140 ≣E20Ch Sweden (team) ...
470Erdogan Hakan (TUR)2212Selbes Tarik (TUR)21451-035 ≣E20Ch Turkey
603Erdogan Hakan (TUR)2259Demirel Tolga (TUR)22351-048 ≣E20Ch Turkey13 Mar 2007
183Podat Vladimir (UKR)2318Gurevich Vladimir...24740-139 ≣E20Ch Ukraine (1/2 f...
239Ponomariov Boris ...2430Brodsky Michail (...25531-029 ≣E20Ch Ukraine (1/2 f...
546Baklanova Tatiana...2247Zdebskaja Natalia...23900-126 ≣E20Ch Ukraine (w)24 May 2005
39Vladimirov Boris ...2340Lein Anatoly (USA)22611-033 ≣E20Ch URS
190Moskalenko Viktor...2435Yakovich Yuri (RUS)24501-031 ≣E20Ch URS
79Kuzmin Gennadi P ...2417Keres Paul (EST)25800-120 ≣E20Ch URS
199Malaniuk Vladimir...2520Sokolov Andrei (FRA)26000-135 ≣E20Ch URS
7Kuzminykh Evgeni FKoblenc A (LAT)1-029 ≣E20Ch URS (1/2 final)
10Kuzminykh Evgeni FKondratiev Pavel ...0-139 ≣E20Ch URS (1/2 final)
106Khodos German (RUS)2200Platonov Igor V (...24300-129 ≣E20Ch URS (1/2 final)
248Yurtaev Leonid (KGZ)2472Utemov Vladimir (...23851-048 ≣E20Ch URS (club)
231Sokolov Sergey M ...Aleksandrov Aleks...23401-039 ≣E20Ch URS (qual)
188Moskalenko Viktor...2435Vaiverman1-042 ≣E20Ch URS (qual)
270Yakovich Yuri (RUS)2560Serper Grigory (USA)24901-028 ≣E20Ch URS (swiss)
100Kondratiev Pavel ...Zhdanov Igor1-028 ≣E20Ch URS (team)
99Kondratiev Pavel ...Zhdanov Igor1-030 ≣E20Ch URS (team)
243Khenkin Igor (GER)2624Karpman Vadim (UKR)23821-026 ≣E20Ch URS (young mas...
266Sakaev Konstantin...2495Brodsky Michail (...24151-039 ≣E20Ch URS (young mas...
143Belistri Ubaldo (...2051Dienavorian Manue...22801-048 ≣E20Ch Uruguay
26Weinstein Raymond...Denker Arnold S (...22931-041 ≣E20Ch USA
281Rohwer Paul (USA)2225Benjamin Dan (USA)22801-034 ≣E20Ch USA (juniors) ...
83Benko Pal C (USA)2408Hudson C1-020 ≣E20Ch USA (team)
250Safin Shukhrat (UZB)2472Teplitsky Yan (CAN)24481-022 ≣E20Ch Uzbekistan
694Cebrian Flores Ju...1642Alcaraz Ortega Ja...22290-130 ≣E20Ch Valencia (juni...07 Apr 2010
209Giulian Philip M ...2294Thomson Craig S M...22930-127 ≣E20Ch West Scotland
369Computer \Computer \1-039 ≣E20Ch World (computers)
439Volkov Sergey Vik...2554Sakaev Konstantin...26271-036 ≣E20Ch World FIDE (KO...
43Gulbrandsen A V (...Wostin Rik H (BEL)22501-041 ≣E20Ch World (juniors)
279Dao Thien Hai (VIE)2493Macieja Bartlomie...26131-042 ≣E20Ch World (juniors)
280Dao Thien Hai (VIE)2493Tzoumbas Anastasi...23410-129 ≣E20Ch World (juniors)
179Arencibia Walter ...2335Agdestein Simen (...25451-040 ≣E20Ch World (juniors)
109Ligterink Gert (NED)2405Harandi Khosro (IRI)23771-039 ≣E20Ch World (juniors)
645Posedaru Bogdan (...2212Ertan Can (TUR)21350-150 ≣E20Ch World (juniors...26 Oct 2008
715Cruz Cristhian (PER)2497Nikolashvili Gior...22941-039 ≣E20Ch World (juniors...24 Oct 2010
561Berkes Ferenc (HUN)2596Romanov Evgeny (RUS)24791-046 ≣E20Ch World (juniors...18 Nov 2005
317Milov Vadim (SUI)2651Nielsen Peter Hei...24401-045 ≣E20Ch World (juniors...
748Grower Sahaj (IND)2514Kunal M (IND)23041-043 ≣E20Ch World (juniors...03 Aug 2011
639Shamima Akter Liz...2094Misovic Sanja (MNE)19371-025 ≣E20Ch World (juniors...05 Aug 2008
269Dreev Alexey (RUS)2610Anand Viswanathan...26500-136 ≣E20Ch World (match) ...
88Kort Jacob (NED)2153Tomson J0-119 ≣E20Ch World (students)
770Galojan Lilit (ARM)2383Zhao Xue (CHN)25410-148 ≣E20Ch World (team) (w)20 Dec 2011
307Draskovic Dragan ...2135Maksimovic Branim...24550-131 ≣E20Ch Yugoslavia
318Stanimirovic Alek...2240Savic Miodrag R (...25220-140 ≣E20Ch Yugoslavia (team)
348Wojnar MGalkiewicz Darius...22221-028 ≣E20corr.
347Chowaniec WSzuszkiewicz J1-019 ≣E20corr.
148Neckel OHobusch Werner (GER)21611-050 ≣E20corr.
139Butze RolandWeder Erhard1-050 ≣E20corr.
164EsnaolaPiastowski Kurt (...19780-125 ≣E20corr.
152Bunke Wilfried (GER)2090Czikuhs HJ1-033 ≣E20corr.
236KuglerGabriel0-122 ≣E20corr.
123GretskinEstrin Yakov B (RUS)24500-137 ≣E20corr.
113Hartmann W (GER)Rodford DE0-130 ≣E20corr.
110Engel WolfgangWalthemathe A0-121 ≣E20corr.
95Walter HFWanke Rudolf1-031 ≣E20corr.
197NeckelGorsler1-035 ≣E20corr.
283JacimovicKaisarevic1-045 ≣E20corr.
216McMillanCowling TI1-045 ≣E20corr.
176NeckelKrechlok1-040 ≣E20corr.
207Varga Mariano (ARG)2143Escandell Juan C ...22760-145 ≣E20corr.
221Ruygrok DennisHotting Arend0-116 ≣E20corr.
174Flum GHesse Gunter1-037 ≣E20Cup Baltic (corr.)
75ChristensenLakjunas0-121 ≣E20Cup Baltic (corr.)
608Hohluks Aleksandr...2049Vedrickas Tautvyd...22870-126 ≣E20Cup Baltija (open)20 Jun 2007
766Posedaru Bogdan (...2342Katic Goran (SRB)20851-035 ≣E20Cup Belgrade (open)25 Nov 2011
714Wiersma Eelke (NED)2419Postny Evgeny (ISR)25950-126 ≣E20Cup European Club21 Oct 2010
590Meessen Rudolf (BEL)2303Niklasch Oliver (...24191-043 ≣E20Cup European Club13 Oct 2006
388Sakaev Konstantin...2600Ivanov Alexey Jr ...24240-138 ≣E20Cup European Club
529Erdogan Hakan (TUR)2220Baramidze David (...25430-137 ≣E20Cup European Club03 Oct 2004
614Quinn Mark (IRL)2391Pilgaard Kim (DEN)24400-126 ≣E20Cup European Club07 Oct 2007
758Sisatto Olli (FIN)2236Alekseev Evgeny (...26590-128 ≣E20Cup European Club25 Sep 2011
555Grabliauskas Virg...2430Groenn Atle (NOR)23861-036 ≣E20Cup European Club...24 Sep 2005
556Penalver Osmani (...2131Casey Gerry1-034 ≣E20Cup European Club...24 Sep 2005
506Halldorsson Bragi...2208Socko Bartosz (POL)25700-141 ≣E20Cup European Club...
796Aleksandrov Aleks...2606Kunte Abhijit (IND)25381-035 ≣E20Cup Mayors (open)14 Jun 2012
618Adler Bo (SWE)2208Kulaots Kaido (EST)25470-127 ≣E20Cup Rilton30 Dec 2007
771Lokander Martin (...2151Lindberg Bengt (SWE)24150-135 ≣E20Cup Rilton27 Dec 2011