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Sicilian, Boleslavsky Variation, 7.Nb3 Notation: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e5 7. Nb3

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
548Labedz Patrycja (...1992Orzechowski Micha...16221-031 ≣B54It (open)18 Jan 2008
663Fieberg Samuel (GER)1777Sieber Fiona (GER)16370-123 ≣B54Ch Germany (junio...28 May 2010
155Cheron Stephane (...1952Charlot R16700-124 ≣B54It (open) \
604De Seroux Camille...1950Karasova Daria (RUS)16861-026 ≣B54Ch Europe (w)18 Mar 2009
725Markos Adam (HUN)1935Ugroczky Peter (HUN)16881-025 ≣B54Ch Hungary (junio...05 Nov 2011
707Szukics Adam (HUN)1646Ugroczky Peter (HUN)16881-030 ≣B54Ch Hungary (junio...29 Jun 2011
410Lundberg Gunnar (...1985Tschirky Werner (...17201-030 ≣B54Ch World (seniors)
554Sliwicki Damian (...1738Miskiewicz Kamil ...17311-032 ≣B54Ch Poland (junior...15 Mar 2008
567Novy J1655Vancat M17350-132 ≣B54It (open)
578Kyas Philipp (GER)1889Chmielewski Jakub...17481-030 ≣B54Ch European Union...08 Aug 2008
660Zochowski Kacper ...1903Chmielewski Jakub...17511-023 ≣B54Ch Poland (junior...04 May 2010
720Somasundram Jayak...1959Paseka Christian ...17521-032 ≣B54Ch Vienna State (b)17 Sep 2011
645Xiong Ferdinand (...1822Grigorian Spartak...17621-032 ≣B54Ch Germany (junio...29 Dec 2009
623Reznikov DaniilIvanova Simoneta ...17630-126 ≣B54It (juniors) \24 Jun 2009
517Tobolski Jakub (POL)2001Cichy Kamil (POL)17731-028 ≣B54It (open)18 Feb 2007
518Malec Sebastian (...1779Cichy Kamil (POL)17730-129 ≣B54Ch Poland (junior...05 Mar 2007
220Muekke JFErhard Walter18201-029 ≣B54It (open)
741Miroi Robert-Andrei1817Radulescu Vlad-Al...18360-127 ≣B54Ch Romania (junio...08 Apr 2012
545Gomez Figueroa Ma...1970Padros Martinez A...18931-021 ≣B54It (open) (b)01 Jan 2008
717Rocen BojanaTomin Ksenija (SRB)19010-123 ≣B54Ch Serbia (team P...29 Aug 2011
723Avila Pedro (COL)2102Vargas Eduar Misael19071-032 ≣B54It (team)17 Oct 2011
282Majul Isolina (COL)2088Villegas John19201-028 ≣B54Tournament
746Pedrotti Luciano ...1812Nepi Ezio (ITA)19270-132 ≣B54It (open)28 Jul 2012
744Drop Szymon (POL)1766Piotrowski Przemy...19330-129 ≣B54Ch Poland (team) ...
568Sterba Karel (CZE)1855Cekan Petr (CZE)19391-031 ≣B54It (open)
569Donohue Tom (SCO)1906Schmerwitz Reinha...19441-025 ≣B54Ch Scotland11 Jul 2008
711Stasius Vidmantas...1984Petraitis Gintaut...19460-124 ≣B54It (open)26 Jul 2011
570Penalosa Pinilla ...2238Navas Jimenez Jul...19521-028 ≣B54It (open)20 Jul 2008
648Romero ReinaldoVargas Edward Mis...19520-128 ≣B54It (open)10 Jan 2010
724Olsen Kar1604Piotrowski Przemy...19600-122 ≣B54It (open)26 Oct 2011
521Varkvasov ValeryDavyidenko Stepan...19600-129 ≣B54Ch SibFO (open)22 Mar 2007
246Stepanovic Branis...1995Stefan Oldrich (SVK)19721-024 ≣B54Ch Slovakia (team...
177Mach Anton (SVK)Stefan Oldrich (SVK)19720-126 ≣B54Ch Slovakia (team...
576Kuteneva Galina (...1915Nikolaev Alexande...19860-132 ≣B54Tournament (open) \04 Aug 2008
556Chomski Maciej (POL)1802Wisniowska Klaudi...19880-132B54It (open)25 Mar 2008
639Hernandez SchneiderJimenez Daniel (COL)19920-127 ≣B54Ch Colombia (amat...14 Nov 2009
727Chakeeva AAlpysbayeva Aiger...19950-122 ≣B54It (open)04 Dec 2011
634Larusson Agnar Da...1752Sigurdsson Sverri...20130-132 ≣B54Ch Iceland (cand.)03 Sep 2009
680Koval Anton (SVK)2156Vermirovsky Vlast...20181-030 ≣B54It (open) \04 Oct 2010
437Flanagan Keith GHeath Jeffrey (ENG)20190-126 ≣B54It (open)23 Oct 2003
495Vargyas Zoltan (HUN)2160Havaskori Laszlo ...20291-030 ≣B54Tournament (Elo) (a)14 Feb 2006
388Pesola Jyrki (FIN)2078Puuska Heini (FIN)20391-030B54Ch Finland (team)...
750Gombar Peter (SVK)1983Vermirovsky Vlast...20440-124 ≣B54It (open)23 Sep 2012
52Smits MauriceAagaard Michael (...20441-015 ≣B54Ch Denmark (juniors)
366Lopes Raul (POR)1891Lameira Dinis (POR)20450-121 ≣B54Ch Lisbon
323Sandu Marius Stef...2291Tutulan Mihaela (...20470-117 ≣B54It (open) \
21Gemende GMueller Georg (GER)20541-025 ≣B54corr.
142Gallob BorisWuerl Roland20550-129 ≣B54It (open)
631Pacher Simon (AUT)1925Mascher Klemens (...20581-031 ≣B54It (open)20 Aug 2009
378Firnigel Janos (HUN)2068Staflin Soren (SWE)20631-029 ≣B54Cup Alfoeld (open)18 Jun 2001
364Stuczynski Andrze...2257Kulczyk Pawel (POL)20651-020 ≣B54Ch Poland (team) ...
339Aout Sebastien (FRA)2157Marino Olivier (FRA)20671-020 ≣B54Ch France (juniors)
458Jenc Milan (CZE)1888Snaidr Jiri (CZE)20690-117 ≣B54It (open)05 Jul 2004
252Klimpel Thomas (GER)2154Heining Thomas (GER)20720-129 ≣B54It (open)
253Sanner Dennis (GER)2297Heining Thomas (GER)20721-027 ≣B54It (open)
551Vanek Petr (CZE)2184Polak Benedikt (CZE)20750-125 ≣B54Czech League 2007...03 Feb 2008
498Rawicz Karol (POL)2100Pigula Marek (POL)20761-029 ≣B54Ch Poland (junior...27 Mar 2006
681Ritenko Vsevolod2130Arakelian Karpo20761-026 ≣B54Tournament \16 Oct 2010
503KolodinPauli Stanislav (...20790-129 ≣B54Tournament (open)
404Gvilava Maya (RUS)2012Nowak Malgorzata ...20841-017 ≣B54Ch Europe (junior...
221Cipa Michal (POL)2048Kasprzyk Tomasz (...20841-028 ≣B54Ch Poland (team) ...
487Almer Julia (SWE)1943Bensdorp Laura (NED)20900-125 ≣B54Ch World (juniors...20 Nov 2005
233Nagy Janos (HUN)2260Monus Zoltan (HUN)20921-029 ≣B54Memorial Erkel
248Olsson Anders (SWE)2280Atakisi Umut (TUR)21001-024 ≣B54Ch Europe (junior...
349Ausserer Peter (AUT)Jedinger Andreas ...21010-124 ≣B54Staatsliga B East...
644Gajdos Daniel (CZE)1774Kredl Karel (CZE)21030-127 ≣B54Memorial Olexa (o...26 Dec 2009
591Denisov Ivan (RUS)2189Kharitonov Igor (...21081-024 ≣B54Ch Region (final)23 Nov 2008
669Da Silva Lucas De...1460Torsani Pires Mar...21130-120 ≣B54Memorial Walter M...02 Jul 2010
671Schaefers Bernd1787Bischoff Dieter (...21140-128 ≣B54It (open)04 Jul 2010
740Contreras Miguel ...2088Cifuentes J21140-125 ≣B54It \08 Apr 2012
560Mayer Istvan (HUN)2136Mester Attila (HUN)21161-028 ≣B54Tournament (Elo) (a)11 May 2008
342Sardi AliceBarzanu Iulian (ROM)21171-021 ≣B54It (active)
541Derevianchenko Il...2296Tsirulnik Mark (UKR)21220-129B54Ch Ukraine (junio...17 Nov 2007
238Camara ArturoSuarez Santiago (...21230-122 ≣B54It
114Efimov Igor (MNC)2430Bjerke Richard (NOR)21351-020 ≣B54It (open)
505Krumbke Nadine (GER)1826Mikliaeva Darja S...21370-119 ≣B54Ch Germany (open)...06 Aug 2006
257Paulino Jose (POR)2039Costa Paulo (POR)21440-131 ≣B54Ch Portugal (qual)
267Charneira Hermene...2140Costa Paulo (POR)21440-130 ≣B54Ch Portugal (team...
394Musienko Alexei (...Lukyanov Mikhail ...21480-126 ≣B54Memorial I.Stepichev
514Purgar Ivona (CRO)2023Solic Kristina (CRO)21480-132 ≣B54It (open) (w)08 Jan 2007
103Micic Jordanka (GER)2334Micic Snezana (SRB)21511-032 ≣B54Ch Yugoslavia (w)
316Galuszka Kamil (POL)2096Mierzynski Jarosl...21541-020 ≣B54Ch Poland (team) ...
443Baxishov A (AZE)Agaragimov Djakha...21540-130 ≣B54Ch Azerbaijan (ju...27 Jan 2004
101Harlin Henri (FRA)2106Pal Imre (HUN)21551-028 ≣B54It (open)
668Sukhanova Yana (RUS)1791Tarleva Vira (UKR)21560-121 ≣B54It (open)23 Jun 2010
313Lewis James E (DOM)2206Fernandez John C ...21561-023 ≣B54It (open) \
608Herrera Juan Seba...2135Alvarez Javier (COL)21581-021 ≣B54Ch Deptal Valle29 Mar 2009
688Gasa Andrej (SVK)2257Kapusta Petr (CZE)21580-127 ≣B54Ch Slovakia (team...16 Jan 2011
496Trujillo Delgado ...2206Schepetkova Marga...21651-028 ≣B54It (w)07 Mar 2006
622Vorontsov Nickola...2312Rysbayeva Aigerim...21671-029 ≣B54It (open)14 Jun 2009
694Blazeka MihaelaPetrusic Toni (CRO)21700-131 ≣B54It (open) (b)13 Apr 2011
401Kamstra Jippe (NED)2121Plukkel Sjoerd (NED)21700-131 ≣B54Ch Netherlands (j...
689Vazquez Gonzalez ...2078Fernandez Lledo J...21711-032B54Ch Madrid (1/2 fi...28 Jan 2011
269Kowalewski Jarosl...2060Michniewski Tomas...21730-126 ≣B54Ch Milanowek
173Vecerkova Vlasta ...Blazkova Petra (CZE)21740-131 ≣B54Ch Moravia (open)...
632Hadrava Jaroslav ...1963Herejk Petr (CZE)21740-122 ≣B54It (open)22 Aug 2009
593Vidal Zamora Alex...2058Lillo Castan Vict...21770-116 ≣B54Ch Girona30 Nov 2008
475Ascic Pero (CRO)2348Sliepcevic Mladen...21811-032 ≣B54It (open)26 Feb 2005
636Wasserbauer Radek1966Vlasak Lukas (CZE)21811-030 ≣B54Extraliga 2009/10...04 Oct 2009
304Rogado NunoAndrade Leonardo ...21830-118 ≣B54It (open)