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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
331Hart Theo (GER)1927Gruber W1-025 ≣E20It (open)
782Temirov B (KAZ)2278Dzhangabylov Bakhyt1-045 ≣E20Ch Kazakhstan (ju...27 Mar 2008
336Ilic Dragan B (SRB)2266Nikolic Stanimir ...23201-077 ≣E41?
783Foisor Mihaela-Ve...1088Gelip Ioana (ROM)6711-029 ≣E20Ch Romania (junio...12 Apr 2008
908Radice Luca (ITA)1972Robbio Pietro18831-039 ≣E20Tournament (open)
344Shereshevski Mikh...2475Kveinys Aloyzas (...23451-043 ≣E41Ch URS (1/2 final)
383Winiwarter Felix ...2176Titz Heimo (AUT)22021-062 ≣E41Staatsliga
635Tan Kenneth (SIN)2123Aizuddin Che Hassan1-040 ≣E20It (open)
335Ilic Dragan B (SRB)2266Busch Wladimir1-028 ≣E41It (open)
873Jobava Baadur (GEO)2710Shimanov Aleksand...25121-036 ≣E20Ch Europe (active)19 Dec 2010
304McCambridge Vince...2465Contin Daniel (ITA)22301-044 ≣E41Ch World (team) (...
874Jansen Lauritz (GER)1790Grigorian Spartak...18351-022 ≣E41Ch Germany (junio...29 Dec 2010
387McReamonn BDarby C1-034 ≣E20It (open)
342Hill Robin (AUS)2175Parsonage Ian (AUS)22151-076 ≣E41Ch Australia
348Thorsteins Karl (...2430Boyd Stephen (FRA)22901-041 ≣E41It (open)
382Winiwarter Felix ...2176Gerhold Michael (...22511-035 ≣E41Staatsliga
359Horch JMicheel1-032 ≣E20Ch DDR (corr.)
341Federau Juergen (...2186Matthigak W1-032E20Bundesliga 1987/88
63Huguet HLuckis Marcos22701-031 ≣E20Ch Argentina
640Tsadzikidze Natia...2308Epitashvili Ketev...21731-051 ≣E41Ch Georgia (w)02 Apr 2001
257Haggren Stig-Olof...2009Lyly Seppo (FIN)19371-030 ≣E20?
876Zulfic Fedja (AUS)2081Smith Robert W (NZL)22751-043 ≣E20Zt
352Vaisser Anatoly (...2530Oll Lembit (EST)24751-041 ≣E41Cup URS (active)
353Negro Roberto1900Vehi Bach Victor ...23851-029 ≣E20It (open)
877Coy William (COL)1903Tapia Daniel (COL)22801-017 ≣E20Tournament (open)05 Feb 2011
699Santos Marcus Vin...2334Tsuboi Edson Kenj...23871-059 ≣E41It (cat.5)17 Oct 2004
644Farrell RogerPetersons Haralds1-024 ≣E41Ch ACT
790Colin Vincent (FRA)2421Primel Dominique ...19851-025 ≣E41It (open)
938Haimovich Tal (ISR)2395Stange Sven (NED)21221-047 ≣E20It (open)09 Aug 2012
931Janzelj Lara1745Brankovic Slavoljub19201-066 ≣E41Ch Central Serbia...10 Jul 2012
357LarssonJohansson1-026 ≣E20Cup Nordic (corr.)
358Mustonen VesaWelling Pauli1-054 ≣E20?
881Maurer Jochen (GER)2264Scheffknecht Phil...20751-048 ≣E20Bundesliga B West...11 Mar 2011
360Kanko Ilkka (FIN)2231Manni Matti (FIN)22061-046 ≣E41Ch Finland (team)
791Sidorov Kirill (RUS)1981Lubanski Mark1-027 ≣E20Cup Volga (open)
363Stelzer Harald (GER)2272Lex Christoph (GER)22231-047E41Bundesliga 1988/8...
793Spirin Oleg (RUS)2438Andersen Morten (...21871-042 ≣E41Cup North Sea (open)16 Jul 2008
794Kirillov Nikolay ...2019Tyutyunnikov Kiri...19471-081 ≣A17Tournament (open)26 Jul 2008
366Computer \Monton1-033 ≣A15Blitz
621Castillo Garcia E...1858Beltran Lopez Fer...1-035 ≣E20It (open) (b)
695Santos Marcus Vin...2334Rosito Jorge (ARG)24031-032 ≣E41It06 Aug 2004
368Santos Carlos P (...2404Martin Benjamin (...23751-039 ≣E20Ch World (juniors...
857Gongora Maikel (CUB)2468Morales Rolando (...22651-042 ≣E41Memorial J.Capabl...16 Jun 2010
795Shirobokov Roman ...2166Lykov Sergey (RUS)22511-049 ≣E20Memorial V.Emshanov
863Patzelt Nikolaus ...1876Bonk Andras (GER)18591-052 ≣E41Memorial Karl Mal...11 Jul 2010
796Praszak Michal (POL)2216Zmarzly Aleksandr...19321-035 ≣E41It (open) (a)21 Aug 2008
373Minzer Claudio Ja...2452Ricardi Pablo (ARG)25131-048 ≣E41It \
684Eriksson Johan (SWE)2423Lappalainen Tommy...21881-024 ≣E41Cup Rilton
688Liascovich Lucas ...2415Arambel Sergio (ARG)22961-042 ≣E20It (open)08 Apr 2004
797Manfredi Vincenzo...2206Tatai Stefano (ITA)23621-043 ≣E41It (open)27 Aug 2008
875Galojan Lilit (ARM)2389Ambartsumova Kari...23091-0114 ≣E41It (w)
661Nuber Blasius (GER)2303Ulmer Micha (GER)19591-072 ≣E41Ch Germany (junio...
681Naudin Yvan (FRA)2049Durufle Arnaud (FRA)20701-057 ≣A40Ch France (team) ...
798Khachatryan Vahag...2283Grekh Andrey (UKR)23911-043 ≣E20Memorial E.Geller...11 Sep 2008
687Pushin Vladimir (...2231Kiselev Vitaliy (...21621-035 ≣E41Ch Russia (junior...
903Andris Valentin1697Klemt Gerhard16071-036E20It \17 Jul 2011
634Cvetkovic Ivana (...Franciskovic Bork...20501-053 ≣E41Ch Croatia (team)...
376Clement CCallychurn J1-062 ≣E20Olympiad
879Gundavaa Bayarsai...2467Pavlov Sergey (UKR)24771-035 ≣E20It (open) \16 Feb 2011
171Kanko Ilkka (FIN)2231Ofstad Per (NOR)21821-028 ≣E41Zt
658Moskalenko Viktor...2510Flores Enrique1-022 ≣E20It (open)
524Punteri Marco (ITA)2049De Bortoli Peter ...21831-027 ≣E41Ch Italy (juniors)
380Santos Carlos P (...2404Badev Kiril (BUL)23171-028 ≣E20Ch World (juniors...
540Vladimirov Boris ...2340Abzhirko Nikolay ...20571-047 ≣E41It (seniors)
659Ganaus Hannes (AUT)2360Danner Georg (AUT)23771-075 ≣E20Memorial Poyntner...
800Neverov Valeriy (...2571Constantin David ...20911-046 ≣E41It (open) \13 Sep 2008
802Berczes David (HUN)2514Jurek Josef (CZE)23541-054 ≣E41It (open)04 Oct 2008
232Kretschmar HeinzNordstrom Felix (...21811-019 ≣A40corr.
386Vigh Bela (HUN)2349Pieper-Emden Cars...22801-062 ≣E20It \
414Wills ColinGilmour Duncan1-041 ≣E41Ch Belconnen
291Sahu Sekhar Chand...2320Blocker Calvin (USA)23781-022 ≣A13It
299Quinque KFauth Heinz1-041 ≣E20corr.
388Moulton PKennedy Michael (...17991-044 ≣E20It (open)
880Pugh Larry (USA)2051Lobo Kunal1-060 ≣E20Ch USA (amateur) ...19 Feb 2011
804Gonda Laszlo (HUN)2507Csiszar Csaba (HUN)24371-038 ≣E20It (open)01 Nov 2008
392Urbatsch MarkSobczak Miroslaw ...19621-027 ≣E41corr.
288Vyzmanavin Alexey...2540Chernin Alexander...24751-042 ≣E20Ch URS
393Polgar Zsuzsa (USA)2540Granda Zuniga Jul...25651-041 ≣E20It
286SchreiberWicklund Hansen G...1-025 ≣E20corr.
921Bahzad Zeenaldeen...2118Ares Saber Majeed21421-040 ≣E20Ch Iraq23 Mar 2012
426Dauner KarlKatz Markus1-025 ≣A40Liga North Baden
396Vigh Bela (HUN)2349Blasovszky Istvan...21101-034 ≣E20Cup Donau (open)
265Lombardy William ...2520Bradford Joseph M...23801-034 ≣A40It (open)
4Goldstein Maurice...Lindgren George1-032 ≣A17Ch Australia29 Dec 1936
936Saric Sinisa (SRB)2462Tsakiris Haralamb...22001-046 ≣A40It (open)29 Jul 2012
112Szapiro GSolecki Zbigniew1-018 ≣E20Ch Poland
397Hagstrom AllanKalveus Jan (SWE)1-039 ≣E20Ch Sweden (corr.)
398Tihonov Jurij (BLR)2448Tzoumbas Anastasi...23411-023 ≣E20Ch World (juniors...
399Blanco Cesar Augu...2105Roldan Manzo Eddy R1-041 ≣E20Ch Guatemala \
127Esposito AlfredoPiro A1-035 ≣E20Tournament
909Russo Arianna1696Andreani Carlo13861-059 ≣E20It (open) (b)04 Sep 2011
404Dreyer Martin (NZL)2275Metge J Nigel (NZL)21301-039 ≣E41Ch New Zealand
806Arana Garate Jon ...1917Sanz Perez Eduard...21841-049 ≣A40Tournament (a)29 Nov 2008
500Einarsson Bergste...2175Kristjansson Stef...24851-035 ≣E41It (open)
1Rellstab Ludwig S...2265Pahl Kurt1-012 ≣E41
406McKay Roderick M ...2376Beaton Kenneth S ...21161-030 ≣E20Ch Scotland
423Bauerle PHaakonstad O1-030 ≣E20Tournament
809Iglesias Joachim ...2178Riff Jean-Noel (FRA)25121-033 ≣E20It (open)26 Dec 2008
810Altomonte Giuseppe1743Tricomi Massimo (...18751-037 ≣E20It (open) (b)04 Jan 2009
670Barkovskaya Irina...2156Nikitina Aleksand...19321-025 ≣E20Ch Tver region (w)