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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
497Reubrez Christoph...1871Abergel Thal (FRA)24740-119 ≣B33Tournament \23 Mar 2006
449Alavi Sayed Javad...2293Abhay T (IND)22520-131 ≣B33Ch Asia (juniors)...04 Apr 2004
76O'neill Y Dayneko...Acebal J Maria (ESP)23270-130 ≣B33Ch Asturias (pref...
579Weglarz Joanna (POL)2027Adamski Michal (POL)21950-131 ≣B33It (open)21 Aug 2008
161Khlgatian Goaz (ARM)2115Agapitova T0-119 ≣B33Ch URS (team) (co...
86Zeniou ZeniosAlexandrou Alexan...21720-126B33Ch Cyprus
55Tsekouras SteliosAlexopoulos Georg...22490-124 ≣B33Cup Spyros Bikos
585Inoue Sho (JPN)2024Ali Laith (IRQ)22710-122 ≣B33World Mindsports ...13 Oct 2008
181Palacios EduardoAlvarez Jose_ (CUB)23901-025 ≣B33Ch Asturias (team...
179Kovihi OApro Adrian (HUN)21830-120 ≣B33Ch World (juniors...
359Derkos DArgiroudis Stamat...22050-130 ≣B33It (open)
69Oliveira Antonio ...2222Arlandi Ennio (ITA)24360-131 ≣B33Ch Europe (junior...
728Marchadour Emilie...2022Auvray Honorine (...17381-022 ≣B33Ch France (team) ...11 Dec 2011
151Katona ErzsebetBabic Momcilo (SRB)22850-131 ≣B33It (open) (juniors)
57Kogan Boris M (USA)2445Baczynskyj Boris ...22221-030 ≣B33It \
133Miannay Michel (FRA)1752Badii Madjid (FRA)21920-126 ≣B33It (open)
417Unal Mustafa Kema...1836Bagaturov Giorgi ...24510-132 ≣B33It (open) \
677Gabaidulina Olga ...1895Baigildin Albert ...20850-131 ≣B33Cup Governor's (j...16 Aug 2010
584Bandeira Carlos F...1879Barreto Filho Car...23000-131 ≣B33Tournament (open)09 Oct 2008
710Gorbatov Alexej (...2373Baryshpolets Andr...24770-131 ≣B33Ch Czech Republic...21 Jul 2011
749Kuzmin Egor (RUS)2134Bazeev German (RUS)23080-132 ≣B33Memorial M.Botvin...30 Aug 2012
271Buerger Helmut (GER)1900Becher Helmut Dr ...20720-128 ≣B33Ch SVR (2)
348Duvekot WABeeke Bobby (NED)22230-120 ≣B33It (open)
540Konijn Bart (NED)2239Begnis Nikolaos (...22710-132 ≣B33NRW-liga 2007/0804 Nov 2007
373Reitsma FeikeBensdorp Marlies ...21100-126 ≣B33It (open)
6Vestol AageBergqvist Allan1-030 ≣B33Olympiad
279Siekaniec Jan (POL)2160Bielczyk Jacek (POL)23700-132 ≣B33Ch Poland (team) ...
154Fuchs Antje (GER)2124Bielicki Birke (GER)21831-017 ≣B33Ch Baden (w)
109Blasi FBjelica Dimitrije...23801-030 ≣B33It (open)
470Habunek Patrick (...1786Blasco Robert14101-026B33It (open)27 Dec 2004
33Mollekens JBlau Max (SUI)23700-125 ≣B33Olympiad
3Stanchev ZahariBobotsov Milko G ...24051-029 ≣B33Ch Bulgaria
17Sterner OlafBoleslavsky Isaac...25600-122 ≣B33Match \
19Ljuboschitz Alexa...2172Boleslavsky Isaac...25600-127 ≣B33Ch URS (1/2 final)
14Reicher Emanoil (...2310Boleslavsky Isaac...25600-126 ≣B33It
539Klimov Valery (RUS)1936Boryak Alexey (RUS)19420-128 ≣B33Ch City (seniors)27 Sep 2007
616Laarhoven Thijs (...2222Brandenburg Daan ...24630-126 ≣B33It (open)
162Klawonn MarkusBreier Andreas (GER)24000-132 ≣B33Ch JBLN East 1993/94
365Armougom GiannyBremond Eric (FRA)23000-116 ≣B33It (open)
657Jaworski Andrzej ...2040Brewczynski Rober...21040-126 ≣B33Liga Mazowiecka 2...28 Mar 2010
68Willecke Dirk2225Brumm Carsten Dr ...22420-123 ≣B33Bundesliga (2nd) ...
598Kotz Reinhard (GER)2149Brumm Carsten Dr ...22420-128 ≣B33Landesliga Bayern...01 Mar 2009
592Karahmetovic Adna...2300Budimir Boris (BIH)23280-113 ≣B33It (cat.4)26 Nov 2008
312Felber Joseph J (...2094Buscemi Edward0-128 ≣B33Ch State New York
150Ortiz Aleman Jose...2185Cabello S0-129B33Ch Spain (team)
377Lancianese Giusep...1723Campanini Ambrogio1-028 ≣B33Ch Provinciale CO23 Feb 2001
215Prat ACampos Jose Felix...22600-121 ≣B33It (open)
236Fernandes AlvaroCampos Moreno Jav...24400-115 ≣B33It
183Bernat Ernest (ESP)2118Campos Moreno Jav...24500-128 ≣B33It (open)
254Morier BrunoCardoso Carlos Al...22070-129 ≣B33Tournament \13 Feb 1997
353Rizouk Aimen (ALG)2464Chahrani Ibrahim ...23121-031 ≣B33Ch Africa
382Pieris T D R (SRI)2128Chan Peng-Kong (SIN)23620-129 ≣B33Olympiad
620Solomonova Lidiya...Charochkina Daria...22890-122 ≣B33Ch Russia (w)07 Jun 2009
325Leite Eduardo S (...2210Chemin Vitorio (BRA)23090-118 ≣B33Ch Brazil
286Cubas Jose Fernan...2206Chemin Vitorio (BRA)22800-127 ≣B33It (cat.3)
390Pratibha Y (IND)2194Churun Polina (BLR)21431-029 ≣B33Ch World (juniors...
343Rosa Danilo Epita...2085Coelho Luis (BRA)21641-025 ≣B33It (open)
274Fuertes Garay Jav...2097Colas Longares Ra...23100-126 ≣B33It (open)
379Diaz Sanchez Jose...2062Colas Longares Ra...23390-132 ≣B33Ch Spain (open)
617Gubela Hans-Erich...1721Collmer Dominik (...17850-132 ≣B33Ch Germany (junio...04 Jun 2009
733Silva Alexandre F...1840Correia Vitor Paie15041-023 ≣B33Tournament (open)28 Jan 2012
328Lopez Yurima (CUB)2093Cruz Katia1-030 ≣B33Ch Cuba (juniors)...
193Havasi Tamas (HUN)2158Csaba Arpad Jr (HUN)21390-126 ≣B33Ch Hungary (team)
463Thallinger BernhardCsiba Dominik (SVK)23570-127 ≣B33Ch European Union...25 Aug 2004
178Rottenborn Evzen ...Cvek Robert (CZE)25180-126 ≣B33Ch Czech Republic...
425Postupa Pavel (CZE)2102Cvek Robert (CZE)24870-125 ≣B33It (open)
258Mohd Hussein JamilDadashzadeh K (IRI)21280-127 ≣B33Ch Asian Cities (...
176Pena Miguel2020Damljanovic Brank...25050-123 ≣B33It (open)
577Tran Thi Mong ThuDang Minh Phuong1-019 ≣B33Ch Vietnam (junio...06 Aug 2008
537Bondar Leonid (USA)2066Danner Georg (AUT)24340-119 ≣B33Ch World (seniors)17 Sep 2007
284To Quoc Khanh (VIE)2271Dao Thien Hai (VIE)25430-129 ≣B33Ch Vietnam (junio...
320Radoszta Armando ...2040Della Morte Pablo...22200-122 ≣B33It (open)
289Marteau Yann (FRA)2210Dens Cedric (FRA)20621-029 ≣B33Ch France (junior...
391Veerman Jan (NED)1901De Vreugt Dennis ...25040-131 ≣B33It (open)
745Piotrowski Przemy...Dmochowska Agnies...1-028 ≣B33It (open) \
610Glazkov Arseny (RUS)2086Donskov Anatoly (...21940-128 ≣B33Ch Russia (junior...15 Apr 2009
650Hansen Erle Andre...1727Doubleday William...20820-131 ≣B33It (open) \27 Jan 2010
240Teodoro Roderick ...2076Dougherty Michael...22650-132 ≣B33Tournament
695Blanco Montes PabloDraghici Gavril (...20760-127 ≣B33Tournament (open) \20 Apr 2011
251Sosnowska Elzbiet...1918Dukaczewski Piotr...21800-126 ≣B33Ch City
278Langrock Hannes (...2105Ebel Tobias1-013 ≣B33Ch North Germany ...
224Fuchs Georg (AUT)2274Eberhard Kurt (AUT)20401-029 ≣B33It (open)
418Sorokina Viktoria...2130Eidelson Rakhil (...22680-124 ≣B33It \
515Koller Jens (GER)2228Enders Peter (GER)24410-128 ≣B33Ch Germany19 Jan 2007
428Lecoq Julien (FRA)2075Estremera Panos S...23770-114 ≣B33It (open)
457Rivara Massimo (ITA)1887Estremera Panos S...23770-126 ≣B33It (open)04 Jul 2004
430Barhudarian Rafae...2103Fedin Sergey (RUS)0-121 ≣B33Tournament (open)\
37Shabanov Yuri (RUS)2326Fedorov V (RUS)1-029 ≣B33Ch \
184Lengyel Bela (HUN)2425Feher Gyula (HUN)24150-132 ≣B33It \
630Vega Gutierrez Be...2254Fidalgo Fernandez...21311-028 ≣B33Ch Spain (w)02 Aug 2009
384Lewis James E (DOM)2246Finegold Benjamin...25510-129 ≣B33It (open)
35Simms Gary (USA)2112Formanek Edward W...22030-118 ≣B33It (open)
188Garcia Padron Jos...2410Franco Ocampos Ze...24800-128 ≣B33Ch Spain (team)
116Vilar Lopez Monic...2154Franco Ocampos Ze...24900-125 ≣B33It (open)
194Zheliandinov Vikt...2350Galliamova Alisa ...24750-132 ≣B33It
212Amonatov Farrukh ...2110Ganesan Sankar (IND)22951-023 ≣B33Ch Asian Cities (...
376Sanchez Corujo Jo...2257Gavril Draghici F1-030 ≣B33It (open)
120Fuchs Antje (GER)2124Geissler Grit (GER)20351-031 ≣B33Ch Germany (w) (o...
678Burani Eugenio (ITA)1899Gemelli Giovanni ...17411-023 ≣B33Tournament (open)25 Sep 2010
433Beketov Viktor (RUS)2137Gerasimov Alexand...0-124 ≣B33Ch Russia (for th...