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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
470Habunek Patrick (...1786Blasco Robert14101-026B33It (open)27 Dec 2004
733Silva Alexandre F...1840Correia Vitor Paie15041-023 ≣B33Tournament (open)28 Jan 2012
92Pletsch Andreas2016Schmidt Heike15201-030 ≣B33It (open)
356Geissler Dieter (...2058Stock Hugo (GER)16361-030 ≣B33Ch Germany (seniors)
685Stojanovic Kosara...1914Maljevic Aleksa (...16730-120 ≣B33It (open)30 Nov 2010
409Markantonaki Hari...2059Polyzou H16851-022 ≣B33Ch Greece (junior...28 Apr 2002
728Marchadour Emilie...2022Auvray Honorine (...17381-022 ≣B33Ch France (team) ...11 Dec 2011
678Burani Eugenio (ITA)1899Gemelli Giovanni ...17411-023 ≣B33Tournament (open)25 Sep 2010
641Gokkaya ErmanMammadov Mehdi Na...17691-024 ≣B33Ch World (juniors...22 Nov 2009
564Belitzky Dmitri G...2084Zavialova Ekateri...17831-030 ≣B33Memorial Y. Voron...
617Gubela Hans-Erich...1721Collmer Dominik (...17850-132 ≣B33Ch Germany (junio...04 Jun 2009
714Luzi Alessandro1920Spano Cuomo Gaeta...18051-027 ≣B33It (open)22 Aug 2011
559Sobierska Wiolett...1982Raszkiewicz Agnie...18261-020 ≣B33Ch Poland (junior...01 Apr 2008
78Holl Andreas (GER)2149Reichenbacher Ger...18401-032B33corr.
563Shmat Anna (UKR)1820Pershina Ljudmila...18690-128 ≣B33Ukrainian Games (...19 May 2008
386Hernandez Alexand...2269Vasquez Rafael (COL)18741-025 ≣B33It (open)
708Amado Maldonado JhonGomez Perez Jaido...18850-120 ≣B33Ch Pan-American (...05 Jul 2011
180Ricardi Pablo (ARG)2495Gomez Ruben (ARG)18931-022 ≣B33It (open)
276Enrique Veronica ...Prior Marciane (BRA)19010-123 ≣B33Ch Pan-American (...
355Buss Richard (GER)1669Langmann Claus (GER)19300-123 ≣B33Ch Germany (seniors)
539Klimov Valery (RUS)1936Boryak Alexey (RUS)19420-128 ≣B33Ch City (seniors)27 Sep 2007
477Melzer Georg1743Schiewer Robert19420-125 ≣B33Landesliga 2004/0513 Mar 2005
700Moskvin MaksimGeyko Roman (RUS)19440-130 ≣B33Tournament \
480Brekka Hanus (FAI)2115Nielsen Carl-Otto...19471-017 ≣B33It \21 Jul 2005
532Makosa Sylwia (POL)1862Kowalska Elzbieta...19490-122 ≣B33It (open) (b)25 Jul 2007
590Tylecek Drahomir ...2002Gil Karel (CZE)19591-023 ≣B33Czech League 2008...23 Nov 2008
706Skulkin Nikolay (...1814Suhachev Viktor (...19660-121 ≣B33Memorial Petrosia...25 Jun 2011
716Hrubsa Marian (SVK)1929Svoboda Adam (SVK)19670-127 ≣B33It (open)24 Aug 2011
557Tran Tuan Minh (VIE)2261Phan Dinh Nhat Kh...19671-032 ≣B33Ch Vietnam
606Merta Vlastimil (...1944Gil Karel (CZE)19790-129 ≣B33Czech League 2008...22 Mar 2009
732Simonik Adam1885Svoboda Matej19820-116 ≣B33Extra League 2011...21 Jan 2012
742Tapera Uzeni1949Ponelis Albert A19861-023 ≣B33It (c)28 Apr 2012
450Reuschel Stefan (...2042Thuerauf Peter (GER)19941-027 ≣B33Ch Mittelfranken ...07 Apr 2004
434Bernard Benjamin1756Thuerauf Peter (GER)19940-124 ≣B33Ch Mittelfranken ...16 Apr 2003
531Barszcz Michal (POL)1707Ponceleusz Bronis...19950-131 ≣B33It (open) (b)20 Jul 2007
596Christensen Esben...2034Jorgensen Kasper ...20030-128 ≣B33Tournament (open) \06 Jan 2009
137Ljubic Pero (CRO)2102Kerschenbauer Fra...20060-125 ≣B33It (open) (b)
275Moreno Mestre Jul...2090Rodes Apilluelo J...20160-132B33It (open)
341Jenc Milan (CZE)1888Snaidr Jiri (CZE)20190-127 ≣B33It (open) \
273Juranic Bruno (CRO)2183Karakatic Tomisla...20200-130 ≣B33Ch Croatia (team)...
321Riman Vaclav (CZE)2045Macicek Jan (CZE)20211-031B33Ch Moravia (junio...
290Garcia ChristopheRouverol Guy (FRA)20301-032 ≣B33Ch France (team) ...
120Fuchs Antje (GER)2124Geissler Grit (GER)20351-031 ≣B33Ch Germany (w) (o...
602Natterer Winfried...1793Oud Niek (NED)20370-130 ≣B33It (open)09 Mar 2009
224Fuchs Georg (AUT)2274Eberhard Kurt (AUT)20401-029 ≣B33It (open)
363Niespielak Kamila...1889Skrochocka Justyn...20491-025 ≣B33Ch Poland (team) ...
214Wordel NicoleHeinicke Wenke (GER)20530-125 ≣B33Ch Germany (junio...
395Mladenovic Jelena...2168Vranesevic Danica...20611-022 ≣B33Ch Yugoslavia (w)
289Marteau Yann (FRA)2210Dens Cedric (FRA)20621-029 ≣B33Ch France (junior...
586Mendonca PauloShumyatsky Victor...20630-125 ≣B33Ch Brasiliense (f...15 Oct 2008
271Buerger Helmut (GER)1900Becher Helmut Dr ...20720-128 ≣B33Ch SVR (2)
416Quemener Yann (FRA)1885Serralta Michel (...20730-127 ≣B33Ch France (team) ...
141Ipavec Petra (SLO)2091Krmelj Natasa (SLO)20750-130 ≣B33It (open) (w)
695Blanco Montes PabloDraghici Gavril (...20760-127 ≣B33Tournament (open) \20 Apr 2011
307Jablonska Hanna (...2090Kowalska Elzbieta...20800-130 ≣B33Ch Poland (team) ...
308Zembrzuska Monika...2000Kowalska Elzbieta...20801-031 ≣B33Ch Poland (team) ...
650Hansen Erle Andre...1727Doubleday William...20820-131 ≣B33It (open) \27 Jan 2010
677Gabaidulina Olga ...1895Baigildin Albert ...20850-131 ≣B33Cup Governor's (j...16 Aug 2010
646Rogov Igor (RUS)1980Medvedev Emelian ...20900-132 ≣B33Tournament (open)05 Jan 2010
163Hellwig Martin1925Rossmann Andreas ...20930-124 ≣B33Mecklenburg Lande...
587Jakesevic Branko ...2095Varga Josip (CRO)20940-115 ≣B33Ch Croatia (team)...26 Oct 2008
657Jaworski Andrzej ...2040Brewczynski Rober...21040-126 ≣B33Liga Mazowiecka 2...28 Mar 2010
692Velikodvorskaya R...1689Ievlev Andrey A (...21040-115 ≣B33Ch Karelia22 Feb 2011
429Morales DaysiLievano Luis (ESA)21050-123 ≣B33It (open)
523Tobolski Jakub (POL)2001Wcislo Damian (POL)21070-129 ≣B33Ch Poland (junior...27 Mar 2007
542Gagic Miroljub (SRB)1930Ugrenovic Bozidar...21080-126 ≣B33Cup Belgrade (open)30 Nov 2007
373Reitsma FeikeBensdorp Marlies ...21100-126 ≣B33It (open)
298Gruca Miroslav (SVK)2204Hlas Jan (SVK)21180-132 ≣B33Ch Slovakia (juni...
311Kitschke Heiko (GER)2114Woller Roland (GER)21190-131 ≣B33It (open) (a)
209Moya Soriano Migu...2340Torner Planell Jo...21230-130 ≣B33It (open) (active)
226Batyrbekova AKalinina Vladisla...21251-017 ≣B33It (open) (w)
258Mohd Hussein JamilDadashzadeh K (IRI)21280-127 ≣B33Ch Asian Cities (...
8Donovan JeremiahVollmar Rainer (GER)21301-024 ≣B33It (open)
630Vega Gutierrez Be...2254Fidalgo Fernandez...21311-028 ≣B33Ch Spain (w)02 Aug 2009
601Lang Ferdinand (GER)2156Santl Anton (GER)21310-125 ≣B33It (open)09 Mar 2009
249Zarkovic Danijela...2095Morkunaite Egle (...21380-130 ≣B33Ch Europe (junior...
691Deac Bogdan-Daniel1651Malureanu Costin ...21380-131 ≣B33Ch Romania12 Feb 2011
193Havasi Tamas (HUN)2158Csaba Arpad Jr (HUN)21390-126 ≣B33Ch Hungary (team)
549Reppen Sigmund (NOR)2055Vasvari Tamas (HUN)21401-027 ≣B33It (open) (challe...22 Jan 2008
441Hippe Franziska (...1971Wagner-Michel Ann...21420-132 ≣B33Bundesliga 2003/0...11 Jan 2004
436Jaeger Frank (GER)1898Wagner-Michel Ann...21420-120 ≣B33It (open)29 Aug 2003
390Pratibha Y (IND)2194Churun Polina (BLR)21431-029 ≣B33Ch World (juniors...
143HerwatiLumongdong Lisa K...21460-125 ≣B33Zt (w)
675Aslanian Ludmila ...2113Kalinina Larisa (...21470-131 ≣B33Memorial L.Rudenk...05 Aug 2010
528David Cosmin Luci...1968Nemes Silviu (ROM)21500-127 ≣B33Cup Felix (open)27 May 2007
476Pavsic Andrej1554Kokol Peter (SLO)21530-127 ≣B33Ch Slovenia (juni...26 Feb 2005
508Schachinger Mario...2277Kopinits Anna-Chr...21531-032 ≣B33It (open)20 Sep 2006
122Beckerman MarceloSifres Pablo (ARG)21551-025 ≣B33It (open) \
46LittrellHulse Brian (USA)21551-021 ≣B33It \
599Maassen Hermann (...1844Schaefer Michael ...21570-119 ≣B33It (open)05 Mar 2009
244Goi Veronika (ITA)1936Licina Anita (SLO)21600-125 ≣B33Ch Europe (team) (w)
427Nemcova Kristyna ...2033Urbankova Eva (CZE)21620-132 ≣B33It (open)
81Sarafian SJacob Bernhard (GER)21641-031 ≣B33It (open) (w)
343Rosa Danilo Epita...2085Coelho Luis (BRA)21641-025 ≣B33It (open)
473Vanko Jiri (CZE)2151Gkogkas Dimitrios...21681-022 ≣B33It (open)26 Jan 2005
729Vukcevic Branimir1932Vujacic Igor (MNE)21690-115 ≣B33Ch Chess Club24 Dec 2011
86Zeniou ZeniosAlexandrou Alexan...21720-126B33Ch Cyprus
647Brylova Natalia (...1898Shaidullina Sandu...21750-131 ≣B33Ch PriFO (w)06 Jan 2010
357Marre Erwan (FRA)2009Stoenescu Radu (FRA)21750-129 ≣B33Ch France (team) ...
448Bogomolova Ekater...2080Ivakhinova Inna (...21771-024 ≣B33Ch Russia (junior...