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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
104Tietjen Daniela (...2010Woitinski J0-115 ≣B54Ch Germany (junio...
96Burshaid LHakki E0-115 ≣B54Olympiad Arab states
52Smits MauriceAagaard Michael (...20441-015 ≣B54Ch Denmark (juniors)
593Vidal Zamora Alex...2058Lillo Castan Vict...21770-116 ≣B54Ch Girona30 Nov 2008
368Sequeda Nancy (VEN)2065Pina Sulennis (SUL)23450-117 ≣B54Ch Continent (w)
404Gvilava Maya (RUS)2012Nowak Malgorzata ...20841-017 ≣B54Ch Europe (junior...
144Kofidis Andreas (...2403Atalik Suat (BIH)25350-117 ≣B54It (open)
247Erwich Marc JL (NED)2422Vovsha Eli (ISR)22400-117 ≣B54Ch Europe (junior...
318Galego Luis (POR)2427Limp Eduardo (BRA)24340-117 ≣B54Memorial V.Toth (...
458Jenc Milan (CZE)1888Snaidr Jiri (CZE)20690-117 ≣B54It (open)05 Jul 2004
659Oliveira Maicon A...Campos Westerley ...1-017 ≣B54Tournament (open)20 Apr 2010
170Prada Rubin Ferna...2169Rivera Daniel (URU)23800-117 ≣B54It (open)
323Sandu Marius Stef...2291Tutulan Mihaela (...20470-117 ≣B54It (open) \
304Rogado NunoAndrade Leonardo ...21830-118 ≣B54It (open)
123Katakis MAndrianov Nikolai...24120-119 ≣B54It (sheveningen)
702Kilthau Peter (GER)1979Strugnell Carl (FRA)22880-119 ≣B54It (open)12 Jun 2011
175Gonzalez Fuente C...2249Valles Moreno Iva...23940-119 ≣B54It (open)
505Krumbke Nadine (GER)1826Mikliaeva Darja S...21370-119 ≣B54Ch Germany (open)...06 Aug 2006
339Aout Sebastien (FRA)2157Marino Olivier (FRA)20671-020 ≣B54Ch France (juniors)
451Pogonina Natalija...2385Krush Irina (USA)24640-120 ≣B54It (blitz) (w)02 May 2004
136Ipavec Petra (SLO)2091Grosar Kiti (SLO)22190-120 ≣B54Tournament (junio...
97Wilfling Hermann ...2147Cigan Stefan (SLO)23430-120 ≣B54It
316Galuszka Kamil (POL)2096Mierzynski Jarosl...21541-020 ≣B54Ch Poland (team) ...
297Sobol GustavoDella Morte Pablo...22200-120 ≣B54Ch Argentina (jun...
114Efimov Igor (MNC)2430Bjerke Richard (NOR)21351-020 ≣B54It (open)
364Stuczynski Andrze...2257Kulczyk Pawel (POL)20651-020 ≣B54Ch Poland (team) ...
438Trotto Pierangelo...1904Efimov Igor (MNC)24590-120 ≣B54It
399Segura Ariza Jose...2215Mascaro March Ped...23230-120 ≣B54Ch Mallorca (team)
669Da Silva Lucas De...1460Torsani Pires Mar...21130-120 ≣B54Memorial Walter M...02 Jul 2010
545Gomez Figueroa Ma...1970Padros Martinez A...18931-021 ≣B54It (open) (b)01 Jan 2008
374Svagusa Boris (CRO)Biliskov Vjekosla...23350-121 ≣B54Cup Dalmatia (team)
608Herrera Juan Seba...2135Alvarez Javier (COL)21581-021 ≣B54Ch Deptal Valle29 Mar 2009
366Lopes Raul (POR)1891Lameira Dinis (POR)20450-121 ≣B54Ch Lisbon
342Sardi AliceBarzanu Iulian (ROM)21171-021 ≣B54It (active)
543Egorova Valentina...1991Epifantsev Igor (...21850-121 ≣B54Ch City (open)
347Zarza Ronald (PAR)2061Alvarez Johan (VEN)23170-121 ≣B54Ch World (juniors...11 Aug 2000
291Prause RobertLipinsky Fabian (...23310-121 ≣B54Bundesliga (junio...
668Sukhanova Yana (RUS)1791Tarleva Vira (UKR)21560-121 ≣B54It (open)23 Jun 2010
621Lima Luiz Alexand...2004Barreto Filho Car...22570-121 ≣B54Tournament (open)12 Jun 2009
107Paizis Adamantia ...2090Clarke Thomas (IRL)22151-021 ≣B54Olympiad
544Tashimova Nadiya ...2094Pak Evgeniy (KAZ)21840-121 ≣B54It (open)17 Dec 2007
187Pangen CTate Emory (USA)23800-121 ≣B54It (open)
217Liska Jaroslav (SVK)1973Kopjonkin Gennady...23400-122 ≣B54Ch Slovakia
238Camara ArturoSuarez Santiago (...21230-122 ≣B54It
479Lotsov Har-Zahav ...2036Petry Joachim1-022 ≣B54Ch Europe (seniors)25 Jun 2005
398Ramos Cantos Juan...1895Fernando Diogo (POR)24230-122 ≣B54It (open)
460Bruno Ronald (USA)2214Van Buskirk Charl...22930-122 ≣B54Ch Southern Calif...24 Jul 2004
197Kraitner YlanDlugy Maxim (USA)25300-122 ≣B54It (open)
327Coman OvidiuFlorescu Petru (ROM)21990-122 ≣B54Ch Romania (junio...
724Olsen Kar1604Piotrowski Przemy...19600-122 ≣B54It (open)26 Oct 2011
727Chakeeva AAlpysbayeva Aiger...19950-122 ≣B54It (open)04 Dec 2011
632Hadrava Jaroslav ...1963Herejk Petr (CZE)21740-122 ≣B54It (open)22 Aug 2009
726Sztokbant Bernard...1969Caprio Guido (ITA)23541-022 ≣B54Ch World (juniors...19 Nov 2011
219Mogranzini Robert...2439Computer \1-022 ≣B54Match
210Parkanyi Attila (...2380Nogrady Vilmos (HUN)22900-123 ≣B54Memorial Schneide...
334Maduro Sherman (AHO)2230Ahmad Aziz (IRQ)23430-123 ≣B54Olympiad
169Skubicki MatthiasHolz Pascal1-023 ≣B54Ch Emscher-Lippe ...
660Zochowski Kacper ...1903Chmielewski Jakub...17511-023 ≣B54Ch Poland (junior...04 May 2010
663Fieberg Samuel (GER)1777Sieber Fiona (GER)16370-123 ≣B54Ch Germany (junio...28 May 2010
313Lewis James E (DOM)2206Fernandez John C ...21561-023 ≣B54It (open) \
192Nones Ii Teodulfo...2281Gross David (CZE)23850-123 ≣B54Ch World (juniors...
538Ezkerro Hernandez...1686Rizouk Aimen (ALG)24700-123 ≣B54It (open)21 Sep 2007
232Schmeing WalterStillger Bernhard...23100-123 ≣B54Oberliga NRW 1996/97
453Atarov Evgeniy (RUS)2138Baklan Vladimir (...25910-123 ≣B54It (blitz) (qual)
747Kuzairov OlzhasShadykul Darkhan1-023 ≣B54Tournament (open) \06 Aug 2012
303Gomes Joao AMDel Rey Diego (ESP)23690-123 ≣B54It (open)
228Collet MarkLeidorf M0-123 ≣B54It (open)
302Torres Jose Artur...2215Fernando Diogo (POR)22210-123 ≣B54It
53Garcia S Alberto ...Vera Reynaldo (CUB)24920-123 ≣B54?
717Rocen BojanaTomin Ksenija (SRB)19010-123 ≣B54Ch Serbia (team P...29 Aug 2011
246Stepanovic Branis...1995Stefan Oldrich (SVK)19721-024 ≣B54Ch Slovakia (team...
414Macharacek Simon ...2209Firt Stanislav (CZE)23531-024 ≣B54Moravian League 2...
618Van De Griend Joh...1922Beeke Bobby (NED)21890-124 ≣B54It (open)06 Jun 2009
155Cheron Stephane (...1952Charlot R16700-124 ≣B54It (open) \
248Olsson Anders (SWE)2280Atakisi Umut (TUR)21001-024 ≣B54Ch Europe (junior...
393Borekci GucluJobava Beglar (GEO)23530-124 ≣B54It (open) \
619Patil Pratik (IND)1911Gupta Abhijeet (IND)25650-124 ≣B54It (open)07 Jun 2009
750Gombar Peter (SVK)1983Vermirovsky Vlast...20440-124 ≣B54It (open)23 Sep 2012
113Conquest Stuart (...2460Kotronias Vasilio...25201-024 ≣B54It (open)
591Denisov Ivan (RUS)2189Kharitonov Igor (...21081-024 ≣B54Ch Region (final)23 Nov 2008
230Ankhchimer Bayanm...2151Gara Anita (HUN)22650-124 ≣B54Ch World (juniors...
317Marineau RemiDoire Daniel1-024 ≣B54Tournament \
711Stasius Vidmantas...1984Petraitis Gintaut...19460-124 ≣B54It (open)26 Jul 2011
135Figuerola AOlmo JL1-024B54It (open)
349Ausserer Peter (AUT)Jedinger Andreas ...21010-124 ≣B54Staatsliga B East...
397Lisanti Andre (GER)2284Armbrust Florian ...21931-025 ≣B54Ch SBRhH
487Almer Julia (SWE)1943Bensdorp Laura (NED)20900-125 ≣B54Ch World (juniors...20 Nov 2005
699Shetye Shyam (IND)1850Aswin Jayaram (IND)24730-125 ≣B54It \28 May 2011
478Zielbauer Thomas ...2105Shengelia Davit (...25470-125 ≣B54It (open)
665Markiewicz Czesla...1953Markiewicz Jerzy ...22950-125 ≣B54Cup Omega03 Jun 2010
218De La Fuente Maya...2212Baron Rodriguez J...22830-125 ≣B54It (open)
413Novak Michal (CZE)2163Zeleny Tomas (CZE)22531-025 ≣B54Czech League 2002...
420Cordovil Joao (POR)2254Fernando Diogo (POR)24380-125 ≣B54Ch Portugal (team)
300Petrovic GoranBrenke Andreas (GER)23010-125 ≣B54It (open)
415Haecker Alexander...2207Koch Moritz (GER)22311-025 ≣B54Ch Germany (junio...
597Polyansky Viktor ...2027Provkin Vladimir ...22540-125 ≣B54Ch City (open)18 Feb 2009
638Simakov Andrey (RUS)2032Smirnov Alexey (RUS)24150-125 ≣B54It (open) \07 Nov 2009
309Deuber Roman (SUI)2049Georges Sacha (SUI)22450-125 ≣B54It (open)
121Simic Dragisa (SRB)2323Grosar Aljosa (SLO)24150-125 ≣B54It (open)
569Donohue Tom (SCO)1906Schmerwitz Reinha...19441-025 ≣B54Ch Scotland11 Jul 2008