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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
523Liardet Fabrice (...2380Zhu Chen (QAT)25151-041 ≣E20It (open)
609Fernandez Juan C ...2410Gonzalez Aguirre ...21440-163 ≣E41It (open)
441Ernst KlausBerndt Walter (GER)21571-033 ≣E20It (open)
646Dufeal Julien (FRA)2141Grooten Herman (NED)24080-110 ≣E20It (open)
666Pages Rafart Jord...2120Fluvia Jordi (ESP)23940-151 ≣E20It (open)
438Vigh Bela (HUN)2405Rozsnyai Tibor (HUN)20611-030 ≣E20It (open)
809Iglesias Joachim ...2178Riff Jean-Noel (FRA)25121-033 ≣E20It (open)26 Dec 2008
570Roobol Martin (NED)2260Janssen Ruud (NED)23450-149 ≣E41It (open)
474Kuta MiroslavVesely Roman1-043 ≣E20It (open)
576Sipka Zoltan (HUN)1908Vereb Andras (HUN)20860-122 ≣E20It (open)
719Longa Yauca Javie...2324Rivas Pastor Manu...24610-157 ≣E41It (open)25 Aug 2005
938Haimovich Tal (ISR)2395Stange Sven (NED)21221-047 ≣E20It (open)09 Aug 2012
591Mohamad JamalVujovic Milorad (...22580-142 ≣E20It (open)
671Sailer Mike (USA)2136Dimitrijevic Dark...22211-025 ≣E41It (open)
853Simovic Mladen (CRO)1862Marcic Ivica (CRO)20050-184 ≣E20It (open)06 May 2010
564Minzer Claudio Ja...2390Bombardiere Rosas...23451-054 ≣E41It (open)
694De Barros Frederi...2073Schmouchkovitch C...19621-021 ≣E41It (open)14 Jul 2004
582Winiwarter Felix ...2225Pilaj Herwig (AUT)21970-138 ≣E41It (open)
828Zielinski Wojciec...1973Rybak Tomasz (POL)22480-136 ≣E20It (open)19 Jul 2009
339Kekki Petri (FIN)2335Welin Thomas (SWE)23750-116 ≣E41It (open)
597Moskalenko Viktor...2471Campos Moreno Jav...24840-120 ≣E41It (open)
337Karsa Laszlo (HUN)2346Callergard Robert...23080-136 ≣E20It (open)
432Tourneur Jean-Fra...2223Solozhenkin Evgen...24890-127 ≣E20It (open)
642Pfleger Sascha (GER)2214Machenski Jerome ...19771-063 ≣E20It (open)
346Palsson B (ISL)2020Adorjan Andras (HUN)25200-133 ≣E41It (open)
457Masip Tressera Or...2035Jove Grau Lluis (...22170-139 ≣E20It (open)
259Lombardy William ...2540Peters John A (USA)24300-146 ≣E20It (open)
434Minzer Claudio Ja...2370Aberbach Angel (ARG)20301-027 ≣E41It (open)
797Manfredi Vincenzo...2206Tatai Stefano (ITA)23621-043 ≣E41It (open)27 Aug 2008
802Berczes David (HUN)2514Jurek Josef (CZE)23541-054 ≣E41It (open)04 Oct 2008
387McReamonn BDarby C1-034 ≣E20It (open)
410Markotic Gordan (...2287Kolev Atanas (BUL)25910-119 ≣E41It (open)
893Dupre Paul Donald...2037Arkell Keith C (ENG)24090-114 ≣E41It (open)27 May 2011
585Chiong Luis (PHI)2387Divljan Igor (YUG)21651-032 ≣E41It (open)
331Hart Theo (GER)1927Gruber W1-025 ≣E20It (open)
335Ilic Dragan B (SRB)2266Busch Wladimir1-028 ≣E41It (open)
547Taggatz Mario (GER)2303Illijin Neboisa (...22601-041 ≣E20It (open)
557Novikov Georgy (RUS)Welin Mats (SWE)22510-129 ≣E20It (open)
222Steudtmann Christ...2268Koehler Gerhard (...21431-032 ≣E20It (open)
323Peterman RRohde Michael A (...25500-124 ≣E41It (open)
635Tan Kenneth (SIN)2123Aizuddin Che Hassan1-040 ≣E20It (open)
218Cafure EmilioCruz Raul0-125 ≣E20It (open)
348Thorsteins Karl (...2430Boyd Stephen (FRA)22901-041 ≣E41It (open)
611Fiorito Fabian (ARG)2418Santa Coloma Ernesto1-038 ≣E41It (open)
785Blok Michiel (NED)2212Wustefeld Emile (...22320-158 ≣E20It (open)11 May 2008
614Ebner Johann (AUT)2093Ozanne Mark S (GCI)20310-131 ≣A40It (open)
788Papay Marek (CZE)1836Macek Kamil (CZE)19370-143 ≣A17It (open)19 Jun 2008
905Yefimov Mstislav ...2168Szymanski Marcin ...24160-147 ≣E41It (open)06 Aug 2011
616Petritaj Ferdinan...2194Van Hoolandt Patr...21691-028 ≣E41It (open)
770Name Gabriel (BRA)2241Tsuboi Edson Kenj...23340-141 ≣E41It (open)17 Nov 2007
789Rawicz Karol (POL)2242Kravtsiv Martyn (...25490-128 ≣E20It (open)25 Jun 2008
768Foisor Mihaela-Ve...2029Landenbergue Clau...24520-157 ≣E20It (open)14 Sep 2007
449Cerpa Deniz Jose ...2085Dominguez Santas ...0-146 ≣E41It (open)
607Sidorchuk Dmitry ...2266Katuzian Valery (...21831-031 ≣E20It (open)
580Kouvatsos Filippo...2116Nikolaidis Konsta...23830-131 ≣E41It (open)
569Gomez Ruben (ARG)1893Lichtentein Juan1-022 ≣E20It (open)
688Liascovich Lucas ...2415Arambel Sergio (ARG)22961-042 ≣E20It (open)08 Apr 2004
223Oliva Lobato Pedr...2162Luckis Marcos22700-151 ≣E20It (open)
343Nagar AZuelle Bruno (SUI)20781-033 ≣A40It (open)
431Boudin NUlveling Jacques ...21610-151 ≣A17It (open)
643Gutierrez Coll Ju...2050Oliver Jose Luis0-151 ≣E41It (open)
804Gonda Laszlo (HUN)2507Csiszar Csaba (HUN)24371-038 ≣E20It (open)01 Nov 2008
389Redmond John (IRL)2225Poulton James (ENG)23611-047 ≣A40It (open)
497Jetzl Joerg (AUT)2203Farago Ivan (HUN)25150-148 ≣E20It (open)
759Rodrigo Edson (BRA)1962Gallo Ponce Elber...22020-1103 ≣E41It (open)27 May 2007
601Moskalenko Viktor...2508Bevia Luis Martin...21731-031 ≣E41It (open)
830Khachatryan Vahag...2278Polivanov Anatoli...23821-036 ≣E20It (open)12 Sep 2009
750Ganaus Hannes (AUT)2326Slaby Jerzy (POL)24370-155 ≣E41It (open)29 Dec 2006
761Hubel Merten (GER)2093Rueberg Jobst (GER)22230-143 ≣E20It (open)26 Jun 2007
454Vasquez Goncalo1950Weill Roland (FRA)22050-135 ≣E20It (open)
573Kaminik Aleksanda...2179Ibragimov Ildar (...25540-140 ≣E20It (open)
302Karsa Laszlo (HUN)2346Rajna George (ISR)23901-025 ≣E20It (open)
484Vigh Bela (HUN)2355Polak Tomas (CZE)24500-129 ≣E20It (open)
739Santos Marcus Vin...2416Madeira Wagner Ma...22531-039 ≣E20It (open)13 Oct 2006
595Miton Kamil (POL)2401Goldin Alexander ...26021-036 ≣E20It (open)
347Palsson B (ISL)2020Adorjan Andras (HUN)25200-133 ≣E41It (open)
622Kaminik Aleksanda...2245Zimmermann Ralf (...21011-029 ≣E20It (open)
453AkopianUtemov Vladimir (...23850-129 ≣E41It (open)
707Hogg StephenDonohue Tom (SCO)17150-127 ≣E41It (open)06 Mar 2005
790Colin Vincent (FRA)2421Primel Dominique ...19851-025 ≣E41It (open)
718Lapshun Yury (USA)2445Berczes David (HUN)24750-134 ≣E20It (cat.8)07 Aug 2005
655Ditiatev Sergey (...2385Malinin Vasily B ...24990-140E20It (cat.8)
295Yudasin Leonid (ISR)2470Vilela Jose Luis ...24151-029 ≣E20It (cat.8)
309Polgar Zsuzsa (USA)2495Spiridonov Nikola...22391-033 ≣E20It (cat.7)
699Santos Marcus Vin...2334Tsuboi Edson Kenj...23871-059 ≣E41It (cat.5)17 Oct 2004
842Iglesias Joachim ...2244Wiley Tom E (ENG)22981-034 ≣E20It (cat.5)26 Feb 2010
682Santos Marcus Vin...2334Tsuboi Edson Kenj...23870-167 ≣E41It (cat.3)
522Jetzl Joerg (AUT)2203Lopushnoy Denis (...23850-120 ≣E41It (cat.3)
550Vigh Bela (HUN)2385Hallossy Tibor (HUN)21391-040 ≣E20It (cat.3)
625Mensch Etienne (FRA)2299Somogyi Istvan (HUN)22541-019 ≣E20It (cat.2)
549Mensch Etienne (FRA)2260Murzin Lenar (RUS)22601-028 ≣E20It (cat.2)
852Brustkern Juergen...2299Lyell Mark (ENG)22021-031 ≣E20It (cat.1) (a)04 May 2010
685Le Roux Jean-Pier...2460Bagheri Amir (FRA)24961-020 ≣E41It (cat.11)16 Feb 2004
243Dittmann Hans-Ado...2170Groenegres Wilfri...21340-142 ≣E41It (b)
675Guseva Marina (RUS)2289Kryukova Irina (RUS)22610-138 ≣E41It (b)
279Haik Aldo (FRA)2405Van Der Wiel John...24700-169 ≣E20It (b)
320Antunes Antonio (...2410Sartori Spartaco ...21430-194 ≣A40It (b)03 Jan 1986
270Toth Bela (ITA)2345Tatai Stefano (ITA)23670-129 ≣E20It (a)
183Szabo Laszlo (HUN)1903Zuidema Coen (NED)24501-039 ≣A17It (a)
294Martin Andrew D (...2445Grooten Herman (NED)23331-031 ≣E41It \