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Nimzo-Indian, Sämisch Variation, 4.a3 Bxc3+ 5.bxc3 c5 6.e3 Notation: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3

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
870Lukacovic Mirosla...2006Eged Igor (SVK)20650-159 ≣E20Ch Slovakia (team...07 Nov 2010
407Skoberne D1850Marusic V18500-158 ≣E20Ch Slovenia (1 liga)
882Kornyukov Alexey ...2483Shibaev F (RUS)23450-141 ≣E20Ch Southern FO (o...13 Mar 2011
733Alonso Rosell Alv...2231Rodriguez Lorenzo...19361-018 ≣E20Ch Spain (schools)27 Jun 2006
465Herraiz Hidalgo H...2260Sanz Alonso Franc...23901-049 ≣E41Ch Spain (team)
638Medina Jose (ESP)2098Montilla Carrillo...23030-138 ≣E20Ch Spain (team) (...
439Ceragioli JohnHimes Harold0-130 ≣E20Ch State California
351Folkunger SvenOlsson Lars-Goran0-133 ≣A40Ch Sweden (corr.)
409Jansson Anders O ...2106Jagerflod Kent (SWE)19780-157 ≣E20Ch Sweden (corr.)
397Hagstrom AllanKalveus Jan (SWE)1-039 ≣E20Ch Sweden (corr.)
792Johansson Alexand...2022Blomqvist Erik (SWE)24180-123 ≣E20Ch Sweden (juniors)11 Jul 2008
505Eriksson Johan (SWE)2310Nordstrom Felix (...22200-125 ≣E41Ch Sweden (master...
395Adler Bo (SWE)2171Backe Peter (SWE)22350-160 ≣E20Ch Sweden (master...
706Niklasson Christe...2375Brynell Stellan (...24960-128 ≣E20Ch Sweden (team) ...26 Feb 2005
900Siebrecht Sebasti...2471Illijin Neboisa (...21741-069 ≣E41Ch Switzerland (o...12 Jul 2011
748Kocabalkan Tayfun...1653Bapci Hikmet0-125 ≣E20Ch Turkey (1/2 fi...19 Dec 2006
896Yargici Mazhar Ku...1921Emiroglu Cankut (...22421-053 ≣E41Ch Turkey (team)02 Jul 2011
670Barkovskaya Irina...2156Nikitina Aleksand...19321-025 ≣E20Ch Tver region (w)
787Kostak Tatiana (UKR)2106Ivanenko Olga (UKR)20220-131 ≣E20Ch Ukraine (1/2 f...26 May 2008
891Zheleznov Valenti...2267Kigel Dmytro (UKR)22151-032 ≣A40Ch Ukraine (club)20 May 2011
743Olshevskiy Maxim ...2039Rodionov Georgy (...19811-088 ≣E41Ch Ukraine (junio...06 Nov 2006
700Tregubov Vadim (UKR)2390Yaremko Nazar (UKR)22030-140 ≣E41Ch Ukraine (junio...
771Usoltseva Polina ...1842Dzemliuk Elena1-050 ≣E41Ch Ukraine (junio...18 Nov 2007
801Yurkov Alexey (UKR)2174Minenko Andrey (RUS)23261-052 ≣E41Ch Ukraine (junio...02 Oct 2008
775Ipatov Alexander ...2265Golubka Petr (UKR)22701-051 ≣E41Ch Ukraine (junio...06 Dec 2007
578Konovalova Olesia...2156Kalinina Vladisla...22390-139 ≣E20Ch Ukraine (junio...
9Kotov Alexander A...2500Lisitsyn Georgy (...1-033 ≣E41Ch URS
2Rjumin N (RUS)Panov Vasily N (RUS)1-042 ≣E41Ch URS
10Rudakovsky Iosif ...Lisitsyn Georgy (...0-161 ≣E20Ch URS
46Borisenko Georgy ...2354Sokolsky Alexey (...1-057 ≣E20Ch URS
287Vyzmanavin Alexey...2540Beliavsky Alexand...26001-042 ≣E20Ch URS
11Stolberg Mark (RUS)Lisitsyn Georgy (...0-149 ≣E20Ch URS
32Geller Efim P (RUS)2455Sokolsky Alexey (...0-172 ≣E20Ch URS
149Vladimirov Boris ...2340Shamkovich Leonid...23420-125 ≣E20Ch URS
288Vyzmanavin Alexey...2540Chernin Alexander...24751-042 ≣E20Ch URS
136Spassky Boris V (...2548Tal Mikhail N (LAT)25200-173 ≣E20Ch URS
121Polugaevsky Lev A...2585Averbakh Yuri L (...24450-132 ≣E20Ch URS
105Geller Efim P (RUS)2455Spassky Boris V (...25480-131 ≣E20Ch URS
59Geller Efim P (RUS)2455Lipnitsky Isaak (...1-033 ≣E20Ch URS
284Karpeshov Oleg (RUS)2384Ehlvest Jaan (USA)24801-040 ≣E20Ch URS (1/2 final)
103Vladimirov Boris ...2340Simagin Vladimir ...0-143 ≣E41Ch URS (1/2 final)
129Shamkovich Leonid...2342Tolush Alexander ...1-050 ≣E20Ch URS (1/2 final)
158Iljinsky Yaroslav...2270Rosenfeld Isai K0-166 ≣E20Ch URS (1/2 final)
130Vladimirov Boris ...2340Gipslis Aivars (LAT)24290-128 ≣E20Ch URS (1/2 final)
106Vladimirov Boris ...2340Kholmov Ratmir D ...24320-141 ≣E20Ch URS (1/2 final)
104Sherbakov2415Levit Roman (USA)22751-023 ≣E41Ch URS (1/2 final)
344Shereshevski Mikh...2475Kveinys Aloyzas (...23451-043 ≣E41Ch URS (1/2 final)
52Kopaev Nikolay An...Bonch-Osmolovsky ...0-146 ≣E20Ch URS (1/2 final)
159Iljinsky Yaroslav...2270Seoev Robert (TKM)22211-045 ≣E20Ch URS (1/2 final)
36Furman Semen (RUS)2550Arulaid Alexander...1-038 ≣E41Ch URS (1/2 final)
35Aratovsky NikolaySokolsky Alexey (...0-145 ≣E20Ch URS (1/2 final)
20Lisitsyn Georgy (...Sokolsky Alexey (...1-031 ≣E20Ch URS (1/2 final)
292Vyzmanavin Alexey...2540Razuvaev Yuri S (...25100-127 ≣E41Ch URS (1 liga)
142Baturinsky Victor...Estrin Yakov B (RUS)24500-151 ≣E41Ch URS (corr.)
97Chistiakov Alexan...Lisitsyn Georgy (...1-051 ≣E20Ch URS (team)
206Nisman Boris I (RUS)2351Karpov Anatoly (RUS)26170-146 ≣A17Ch URS (team)
193Kaminik Aleksanda...2168Shmit Anatoly (LAT)22000-132 ≣E20Ch URS (team)
378Borulya Ekaterina...2308Tsiganova Monika ...21730-145 ≣E41Ch URS (w)
235Shereshevski Mikh...2475Ubilava Elizbar (...25271-040 ≣E41Ch URS (young mas...
261Rastenis Gedimina...2333Zaichik Gennadi (...24570-126 ≣E41Ch URS (young mas...
307Belistri Ubaldo (...2051Vazquez L1-047 ≣E20Ch Uruguay (1/2 f...
14Reshevsky Samuel ...2430Denker Arnold S (...22931-045 ≣E20Ch USA
15Reshevsky Samuel ...2430Levin Jacob1-039 ≣E20Ch USA
880Pugh Larry (USA)2051Lobo Kunal1-060 ≣E20Ch USA (amateur) ...19 Feb 2011
308Thompson (USA)Blomquist Gary1-049 ≣E20Ch USA (corr.)
928Castaneda ReinaldoPinero Carlos21280-156 ≣E41Ch Venezuela (exp...19 Jun 2012
734Pham Nguyen Hoang...Truong Bao Thach ...0-143 ≣E20Ch Vietnam (junio...18 Jul 2006
762Huynh Lam Binh Ng...2021Tran Quang Khai (...20251-035 ≣E41Ch Vietnam (junio...07 Jul 2007
488Pham Gia HuyDuong Thanh Binh1-045 ≣E41Ch Vietnam (team)
757Blackburn Joathan...2228Rees Ioan (WLS)22730-131 ≣E20Ch Wales07 Apr 2007
663Rattray Gordon2055McKay Roderick M ...23710-121 ≣E41Ch West Scotland26 May 2002
532Dang V Dung (VIE)2138Zagrebelny Sergey...24750-130 ≣E20Ch World Cities
533Reduan Aband MohdHisar Simanjuntak0-136 ≣E41Ch World Cities
41Van't Veer PBarda Olaf (NOR)0-145 ≣E20Ch World (corr.)
479Rodrigues Camilo ...2100Taffal Fuad (JOR)20820-145 ≣A40Ch World (juniors)
772Yezhel ValiantsinMoradi Amir Masoud0-157 ≣E20Ch World (juniors...25 Nov 2007
398Tihonov Jurij (BLR)2448Tzoumbas Anastasi...23411-023 ≣E20Ch World (juniors...
379Forster Richard (...2456Gabriel Christian...24950-151 ≣E20Ch World (juniors...
380Santos Carlos P (...2404Badev Kiril (BUL)23171-028 ≣E20Ch World (juniors...
369Santos Carlos P (...2404Walsh Chris (WLS)21580-124 ≣E20Ch World (juniors...
99Lloyd Ken2200Van Hoorne1-047 ≣E41Ch World (juniors...
321Ezeokoli MMartin Benjamin (...23750-151 ≣E41Ch World (juniors...
599Peralta Fernando ...2433Gaprindashvili Va...23900-165 ≣A40Ch World (juniors...
416Gokhale J Tratar ...Fish Gennadij (GER)24400-154 ≣E41Ch World (juniors...
368Santos Carlos P (...2404Martin Benjamin (...23751-039 ≣E20Ch World (juniors...
248Bonilla JoseTikkanen Kari (FIN)22600-121 ≣A17Ch World (juniors...
199Skalkotas Nikolao...2178Cabezudo Carlos0-141 ≣A17Ch World (juniors...
737Kaminik Aleksanda...2251Cebalo Miso (CRO)24890-138 ≣E20Ch World (seniors)12 Sep 2006
575Jugow Alexander (...2197Reichenbach Werne...22970-132 ≣E41Ch World (seniors)
486Jugow Alexander (...2152Breustedt Werner ...22401-049 ≣E41Ch World (seniors)
384Lim Kok Ann Dr (SIN)2038Usachyi Mark (UKR)21960-162 ≣E20Ch World (seniors)
904Ezat Mohamed (EGY)2434Nabaty Tamir (ISR)25630-141 ≣E41Ch World (team)18 Jul 2011
304McCambridge Vince...2465Contin Daniel (ITA)22301-044 ≣E41Ch World (team) (...
303Anderson AnthonyAlmeida Jose T (POR)21980-142 ≣E41Ch World (team) (...
181Piket Joop J (NED)2125Agnes Corrado1-022 ≣E20Ch World (team) (...29 Jul 1964
51Udovcic Mijo (YUG)2460Puc Stojan (SLO)22550-139E20Ch Yugoslavia
24Milic Borislav (YUG)Kulzinski Nikolaj0-176 ≣E41Ch Yugoslavia
21Gligoric Svetozar...2447Radojcic Miroslav1-033 ≣E41Ch Yugoslavia
506Nikolic Zoran (SRB)2225Kajganovic Miodra...22701-039 ≣E41Ch Yugoslavia (1/...
93Kazic Bozidar (YUG)Maricic1-033 ≣E41Ch Yugoslavia (co...