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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
737Vogel Johannes (GER)2102Gschnitzer Oswald...24660-125 ≣B54It \17 Feb 2012
130Scherrer RolandGroszpeter Attila...25200-129 ≣B54It (open)
70Puls TGroszpeter Attila...24800-120 ≣B33It (open)
192Nones Ii Teodulfo...2281Gross David (CZE)23850-123 ≣B54Ch World (juniors...
594Vucko Maja (SLO)1963Grosar Kiti (SLO)22210-132 ≣B54Ch Slovenia (team...30 Nov 2008
136Ipavec Petra (SLO)2091Grosar Kiti (SLO)22190-120 ≣B54Tournament (junio...
121Simic Dragisa (SRB)2323Grosar Aljosa (SLO)24150-125 ≣B54It (open)
645Xiong Ferdinand (...1822Grigorian Spartak...17621-032 ≣B54Ch Germany (junio...29 Dec 2009
234Van Rijn Wouter (...2235Greenfeld Alon (ISR)25400-126 ≣B54It (open)
129Deakne Baranyai A...Grabics Monika (HUN)23360-126 ≣B33Ch Hungary (team)...
167Nikolic Sava N R ...2114Grabics Monika (HUN)23250-129 ≣B33It (open)
260Dettmann Steffen ...2169Gorodinski Michael0-124 ≣B33Bundesliga (junio...
180Ricardi Pablo (ARG)2495Gomez Ruben (ARG)18931-022 ≣B33It (open)
708Amado Maldonado JhonGomez Perez Jaido...18850-120 ≣B33Ch Pan-American (...05 Jul 2011
204Daude Puvill Anto...2202Gomez Jurado Luis...22750-119 ≣B33It (open)
336Zorko Jure (SLO)2456Gomboc Miha (SLO)21850-129 ≣B54Ch Slovenia
203Berger Joachim (GER)2042Gombert Reiner (GER)19120-125 ≣A00Ch Schleswig Hols...
15Kalkstein RodolfoGligoric Svetozar...24470-122 ≣B33It
12Aleman Dovo MiguelGligoric Svetozar...24470-131 ≣B33It
473Vanko Jiri (CZE)2151Gkogkas Dimitrios...21681-022 ≣B33It (open)26 Jan 2005
606Merta Vlastimil (...1944Gil Karel (CZE)19790-129 ≣B33Czech League 2008...22 Mar 2009
590Tylecek Drahomir ...2002Gil Karel (CZE)19591-023 ≣B33Czech League 2008...23 Nov 2008
700Moskvin MaksimGeyko Roman (RUS)19440-130 ≣B33Tournament \
433Beketov Viktor (RUS)2137Gerasimov Alexand...0-124 ≣B33Ch Russia (for th...
309Deuber Roman (SUI)2049Georges Sacha (SUI)22450-125 ≣B54It (open)
205Gast Jonathan (SUI)2209Georges Sacha (SUI)23400-128 ≣B54Ch Switzerland (t...
678Burani Eugenio (ITA)1899Gemelli Giovanni ...17411-023 ≣B33Tournament (open)25 Sep 2010
56Gonzales Mestres ...2350Geller Efim P (RUS)25650-129 ≣B54?
120Fuchs Antje (GER)2124Geissler Grit (GER)20351-031 ≣B33Ch Germany (w) (o...
376Sanchez Corujo Jo...2257Gavril Draghici F1-030 ≣B33It (open)
305Gregorova Zuzana ...2151Gara Ticia (HUN)22330-127 ≣B54Ch Europe (junior...
230Ankhchimer Bayanm...2151Gara Anita (HUN)22650-124 ≣B54Ch World (juniors...
212Amonatov Farrukh ...2110Ganesan Sankar (IND)22951-023 ≣B33Ch Asian Cities (...
194Zheliandinov Vikt...2350Galliamova Alisa ...24750-132 ≣B33It
188Garcia Padron Jos...2410Franco Ocampos Ze...24800-128 ≣B33Ch Spain (team)
116Vilar Lopez Monic...2154Franco Ocampos Ze...24900-125 ≣B33It (open)
35Simms Gary (USA)2112Formanek Edward W...22030-118 ≣B33It (open)
327Coman OvidiuFlorescu Petru (ROM)21990-122 ≣B54Ch Romania (junio...
414Macharacek Simon ...2209Firt Stanislav (CZE)23531-024 ≣B54Moravian League 2...
384Lewis James E (DOM)2246Finegold Benjamin...25510-129 ≣B33It (open)
506Wawrowski Zbignie...2215Filipenko Alexand...23761-031 ≣B54It (open) (a)19 Aug 2006
189Tahkavuori Tapani...2066Fieandt John (FIN)21860-130 ≣B50Ch Finland (team)...
630Vega Gutierrez Be...2254Fidalgo Fernandez...21311-028 ≣B33Ch Spain (w)02 Aug 2009
301Guimaraes Claudio...1963Fernando Diogo (POR)22210-126 ≣B54Ch City
398Ramos Cantos Juan...1895Fernando Diogo (POR)24230-122 ≣B54It (open)
302Torres Jose Artur...2215Fernando Diogo (POR)22210-123 ≣B54It
420Cordovil Joao (POR)2254Fernando Diogo (POR)24380-125 ≣B54Ch Portugal (team)
351Llobet Reus Joan ...2069Fernandez Pintado...20321-031 ≣B53It (open) \
689Vazquez Gonzalez ...2078Fernandez Lledo J...21711-032B54Ch Madrid (1/2 fi...28 Jan 2011
313Lewis James E (DOM)2206Fernandez John C ...21561-023 ≣B54It (open) \
184Lengyel Bela (HUN)2425Feher Gyula (HUN)24150-132 ≣B33It \
125Teodoro Eduardo (...2387Fedorowicz John P...25600-126 ≣B54It (open)
37Shabanov Yuri (RUS)2326Fedorov V (RUS)1-029 ≣B33Ch \
430Barhudarian Rafae...2103Fedin Sergey (RUS)0-121 ≣B33Tournament (open)\
148Guerreiro RicardoFarinhas Joao1-027 ≣B21Ch Portugal (team)
296Girinath P D S (IND)2286Faisal Farooq1-022 ≣B32Ch Commonwealth
164Ewin Hans-Peter (...1946Euler Gerold (GER)0-127 ≣B54It (open)
428Lecoq Julien (FRA)2075Estremera Panos S...23770-114 ≣B33It (open)
457Rivara Massimo (ITA)1887Estremera Panos S...23770-126 ≣B33It (open)04 Jul 2004
533Py Walter (FRA)2108Estremera Panos S...24000-130 ≣B54It (open)
751Guerrero Andres (...2196Escobar Forero Al...24600-123 ≣B30It \25 Sep 2012
220Muekke JFErhard Walter18201-029 ≣B54It (open)
543Egorova Valentina...1991Epifantsev Igor (...21850-121 ≣B54Ch City (open)
158Lugo Sanchez (SVK)Eordeogh S1-028 ≣B54It (open)
515Koller Jens (GER)2228Enders Peter (GER)24410-128 ≣B33Ch Germany19 Jan 2007
418Sorokina Viktoria...2130Eidelson Rakhil (...22680-124 ≣B33It \
438Trotto Pierangelo...1904Efimov Igor (MNC)24590-120 ≣B54It
405Sebastianelli Dar...2239Efimov Igor (MNC)24801-031 ≣B23It (open)
165Wijnhoven Theo (NED)2047Eckert Frank (GER)22391-027 ≣B54It (open)
224Fuchs Georg (AUT)2274Eberhard Kurt (AUT)20401-029 ≣B33It (open)
278Langrock Hannes (...2105Ebel Tobias1-013 ≣B33Ch North Germany ...
346Rydzik Karol (POL)2077Dziuba Marcin (POL)23920-126 ≣B54Ch Poland (team)
609Yakimenko AnastasiaDvornikova Anna1-024 ≣B32Ch Russia (junior...
251Sosnowska Elzbiet...1918Dukaczewski Piotr...21800-126 ≣B33Ch City
715Rodriguez De Robl...1943Draghici Gavril (...20770-127 ≣B53It (open)24 Aug 2011
695Blanco Montes PabloDraghici Gavril (...20760-127 ≣B33Tournament (open) \20 Apr 2011
206Todorovic Bojan (...2288Dragasevic-G Anto...22051-032 ≣B54Ch Yugoslavia (te...
240Teodoro Roderick ...2076Dougherty Michael...22650-132 ≣B33Tournament
650Hansen Erle Andre...1727Doubleday William...20820-131 ≣B33It (open) \27 Jan 2010
610Glazkov Arseny (RUS)2086Donskov Anatoly (...21940-128 ≣B33Ch Russia (junior...15 Apr 2009
516Galvan Llop Rober...2033Dominguez Aguilar...24120-130 ≣B23It (open)15 Feb 2007
317Marineau RemiDoire Daniel1-024 ≣B54Tournament \
745Piotrowski Przemy...Dmochowska Agnies...1-028 ≣B33It (open) \
110Sosa Luis (PUR)2133Dlugy Maxim (USA)25250-130 ≣B54It (open)
197Kraitner YlanDlugy Maxim (USA)25300-122 ≣B54It (open)
705David Ivan1970Dias Theodore (FRA)17771-030 ≣A04It (open)19 Jun 2011
391Veerman Jan (NED)1901De Vreugt Dennis ...25040-131 ≣B33It (open)
289Marteau Yann (FRA)2210Dens Cedric (FRA)20621-029 ≣B33Ch France (junior...
30Haag Ervin (HUN)2284Dely Peter (HUN)23910-132 ≣B54Ch Hungary
303Gomes Joao AMDel Rey Diego (ESP)23690-123 ≣B54It (open)
297Sobol GustavoDella Morte Pablo...22200-120 ≣B54Ch Argentina (jun...
320Radoszta Armando ...2040Della Morte Pablo...22200-122 ≣B33It (open)
403Weisz Pierre (FRA)2017De Castet Antoine...16091-022 ≣B32Ch Paris (open) (B)
521Varkvasov ValeryDavyidenko Stepan...19600-129 ≣B54Ch SibFO (open)22 Mar 2007
118Ahrens Manuela (GER)2125Darchia Diana (GEO)23130-132 ≣B50Ch World (juniors)
284To Quoc Khanh (VIE)2271Dao Thien Hai (VIE)25430-129 ≣B33Ch Vietnam (junio...
537Bondar Leonid (USA)2066Danner Georg (AUT)24340-119 ≣B33Ch World (seniors)17 Sep 2007
577Tran Thi Mong ThuDang Minh Phuong1-019 ≣B33Ch Vietnam (junio...06 Aug 2008
176Pena Miguel2020Damljanovic Brank...25050-123 ≣B33It (open)
59Bozic AleksandarDamljanovic Brank...26070-125 ≣B54It30 Jan 1980