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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
583Perez CamiloJuez Suarez Jose ...0-131 ≣B30Tournament
584Bandeira Carlos F...1879Barreto Filho Car...23000-131 ≣B33Tournament (open)09 Oct 2008
462Santiago Pereira ...1894Perez Luis Manuel...24300-131 ≣B54It (open)13 Aug 2004
151Katona ErzsebetBabic Momcilo (SRB)22850-131 ≣B33It (open) (juniors)
235Romero Calderon C...2113Baron Rodriguez J...22830-131 ≣B54It (open)
613Padhya Saumil (IND)1845Bakre Tejas (IND)24530-131 ≣B54Cup Mayors (open)01 May 2009
510Lazovic Branko (SRB)1994Pavlovic Dragolju...22460-131 ≣B33Ch Belgrade (team...29 Sep 2006
424Gomez Luna Jorge ...1856Leon Hoyos Manuel...23950-131 ≣B54Tournament
743Martic Slavko (CRO)2014Martinovic Sasa (...25040-131 ≣B33It (open)09 Jun 2012
406Caldeira Adriano ...2377Milos Gilberto (BRA)25800-131 ≣B33Cup Itau (open)
405Sebastianelli Dar...2239Efimov Igor (MNC)24801-031 ≣B23It (open)
631Pacher Simon (AUT)1925Mascher Klemens (...20581-031 ≣B54It (open)20 Aug 2009
401Kamstra Jippe (NED)2121Plukkel Sjoerd (NED)21700-131 ≣B54Ch Netherlands (j...
201Pastor Pons Carlo...2216San Segundo Carri...25200-131 ≣B54It (open)
200Hornych ChristianSchneider Hennig ...21910-131 ≣B33Ch Germany (junio...
139Ricardo SantirsoJavier Melero0-131 ≣B33Ch Asturias (team)
391Veerman Jan (NED)1901De Vreugt Dennis ...25040-131 ≣B33It (open)
385Montilla Carrillo...2296Hermesmann Hans (...22870-131 ≣B33It (open)
381Sharp Dale Eugene...2072Soltis Andrew E (...24070-131 ≣B33It (open)
650Hansen Erle Andre...1727Doubleday William...20820-131 ≣B33It (open) \27 Jan 2010
651Stoyanov Stefan (...1839Rusev Krasimir (BUL)25240-131 ≣B53Memorial Tringov ...
372Papaioannou Hrist...2045Krakops Maris (LAT)25180-131 ≣B33It (open)
371Balaskas Panayoti...2183Kotronias Vasilio...25480-131 ≣B33It (open)
95Molvig Henrik (DEN)2195Thorsteins Karl (...24450-131 ≣B33It (open)
69Oliveira Antonio ...2222Arlandi Ennio (ITA)24360-131 ≣B33Ch Europe (junior...
261Lange Peter (GER)2076Wiedersich Jens (...21390-131 ≣B32Oberliga Northeas...
120Fuchs Antje (GER)2124Geissler Grit (GER)20351-031 ≣B33Ch Germany (w) (o...
501Angelov Angel (BUL)2224Rusev Krasimir (BUL)24531-031 ≣B53It (open)14 May 2006
146Wittmann Karl (GER)2200Lanka Zigurds (LAT)25400-131 ≣B30It (open)
77Barua Dibyendu (IND)2400Makarichev Sergey...25201-031 ≣B54It
675Aslanian Ludmila ...2113Kalinina Larisa (...21470-131 ≣B33Memorial L.Rudenk...05 Aug 2010
353Rizouk Aimen (ALG)2464Chahrani Ibrahim ...23121-031 ≣B33Ch Africa
351Llobet Reus Joan ...2069Fernandez Pintado...20321-031 ≣B53It (open) \
81Sarafian SJacob Bernhard (GER)21641-031 ≣B33It (open) (w)
257Paulino Jose (POR)2039Costa Paulo (POR)21440-131 ≣B54Ch Portugal (qual)
683Oim Tonu (EST)Nevanlinna Risto ...22560-131 ≣B54Ch Finland (team)...21 Nov 2010
612Pahomeev OYurtaev Leonid (KGZ)24690-131 ≣B33Ch Kyrgyzstan
199Sintes Marc (FRA)2057Soalleiro Jean20301-031 ≣B23Tournament
691Deac Bogdan-Daniel1651Malureanu Costin ...21380-131 ≣B33Ch Romania12 Feb 2011
174Krivec Jana (SLO)2290Madl Ildiko (HUN)24150-131 ≣B54Cup Croatia (w)
338Gheng Josef (GER)2378Murariu Andrei (ROM)22990-131 ≣B33It (cat.2)
172HerrouAppavou Calixte (...19161-031 ≣B32It (open)
16Pilnik Hermann (GER)Janosevic Dragolj...23301-031B33It
449Alavi Sayed Javad...2293Abhay T (IND)22520-131 ≣B33Ch Asia (juniors)...04 Apr 2004
677Gabaidulina Olga ...1895Baigildin Albert ...20850-131 ≣B33Cup Governor's (j...16 Aug 2010
329Beliaev Sergei V ...2233Maksimenko I0-131 ≣B33Tournament (Elo)
231Hadraba Vladimir ...2265Kovalevskaya Ekat...23500-131 ≣B54It (open)
40Kaushilajte Vilge...Andreieva Olga A ...22501-031 ≣B30Ch \
321Riman Vaclav (CZE)2045Macicek Jan (CZE)20211-031B33Ch Moravia (junio...
526Zozulia Anna (BEL)2347Sikula Vaszilij (...25500-131 ≣B54It (open)18 Apr 2007
525Vlietstra M2022Toth Andras (HUN)24100-131 ≣B54It (open)11 Apr 2007
530Nguyen Viet Chung...2164Ton That Nhu Tung...22160-131 ≣B54Ch Vietnam (junio...11 Jul 2007
531Barszcz Michal (POL)1707Ponceleusz Bronis...19950-131 ≣B33It (open) (b)20 Jul 2007
173Vecerkova Vlasta ...Blazkova Petra (CZE)21740-131 ≣B54Ch Moravia (open)...
311Kitschke Heiko (GER)2114Woller Roland (GER)21190-131 ≣B33It (open) (a)
519Purgar Ivona (CRO)2023Petrovic Zvonko (...22541-031 ≣B33It (open)17 Mar 2007
710Gorbatov Alexej (...2373Baryshpolets Andr...24770-131 ≣B33Ch Czech Republic...21 Jul 2011
308Zembrzuska Monika...2000Kowalska Elzbieta...20801-031 ≣B33Ch Poland (team) ...
306Ravnik Franc (SLO)1913Nevednichy Vladis...25370-131 ≣B54It (open)
512Shabanov Denis (BLR)2147Kryakvin Dmitry (...25210-131 ≣B54It (b)21 Dec 2006
547Cruz Bartolome (COL)2036Vittorino Carlo (...23430-131 ≣B54It (open)11 Jan 2008
548Labedz Patrycja (...1992Orzechowski Micha...16221-031 ≣B54It (open)18 Jan 2008
506Wawrowski Zbignie...2215Filipenko Alexand...23761-031 ≣B54It (open) (a)19 Aug 2006
319Becker Nils (GER)2145Bauer Mirko1-031B30Ch Germany (junio...
12Aleman Dovo MiguelGligoric Svetozar...24470-131 ≣B33It
694Blazeka MihaelaPetrusic Toni (CRO)21700-131 ≣B54It (open) (b)13 Apr 2011
486Silva Arajo Mario...1957Masich Vladimir (...20300-131 ≣B30Ch World (seniors)01 Oct 2005
568Sterba Karel (CZE)1855Cekan Petr (CZE)19391-031 ≣B54It (open)
647Brylova Natalia (...1898Shaidullina Sandu...21750-131 ≣B33Ch PriFO (w)06 Jan 2010
65Yuja H (HON)2205Luk Luen-Wah (HKG)22151-032 ≣B33Olympiad
227Zozulia Anna (BEL)2275Mukhametov Eldar ...24750-132 ≣B33It
508Schachinger Mario...2277Kopinits Anna-Chr...21531-032 ≣B33It (open)20 Sep 2006
66Vogt Lothar (GER)2490Tischbierek Raj (...24541-032 ≣B33It
275Moreno Mestre Jul...2090Rodes Apilluelo J...20160-132B33It (open)
89Ardiansyah H (INA)2371Jonathan S1-032 ≣B33?
723Avila Pedro (COL)2102Vargas Eduar Misael19071-032 ≣B54It (team)17 Oct 2011
361PragmateftakisKatsaros S0-132 ≣B54It (open)
184Lengyel Bela (HUN)2425Feher Gyula (HUN)24150-132 ≣B33It \
475Ascic Pero (CRO)2348Sliepcevic Mladen...21811-032 ≣B54It (open)26 Feb 2005
739Krstevski Vlatko ...2148Nevednichy Vladis...25460-132 ≣B33It (open)07 Apr 2012
469Abu Sufian Shakil...2317Palit Somak (IND)23400-132 ≣B54It (open)17 Nov 2004
571Botheim Tor (NOR)1987Matthiesen Martin...22980-132 ≣B33It (open) \20 Jul 2008
118Ahrens Manuela (GER)2125Darchia Diana (GEO)23130-132 ≣B50Ch World (juniors)
162Klawonn MarkusBreier Andreas (GER)24000-132 ≣B33Ch JBLN East 1993/94
575Bollaart Jeroen (...1911Nijboer Friso (NED)25400-132B33It (open)02 Aug 2008
576Kuteneva Galina (...1915Nikolaev Alexande...19860-132 ≣B54Tournament (open) \04 Aug 2008
749Kuzmin Egor (RUS)2134Bazeev German (RUS)23080-132 ≣B33Memorial M.Botvin...30 Aug 2012
211Seminara Juan Pab...2275Mendez Ernesto (ARG)23950-132 ≣B33It \
567Novy J1655Vancat M17350-132 ≣B54It (open)
466Saastamoinen Aarn...2162Pulkkinen Kari (FIN)23190-132 ≣B54Ch Finland (team)...18 Sep 2004
540Konijn Bart (NED)2239Begnis Nikolaos (...22710-132 ≣B33NRW-liga 2007/0804 Nov 2007
98Kuutti LauriTorkkola Simo0-132 ≣B54It (open)
43Cardoso Radolfo T...2330Mihaljcisin Mihaj...22800-132 ≣B33It
484Marcek Jan (SVK)1997Biros Robert (SVK)22020-132 ≣B54It (open)10 Sep 2005
720Somasundram Jayak...1959Paseka Christian ...17521-032 ≣B54Ch Vienna State (b)17 Sep 2011
573Sanz Sanz Clement...1790Aguera Naredo Jav...23740-132 ≣B54It (open)23 Jul 2008
589Benson Christophe...1927Nokes Roger I (NZL)22930-132 ≣B33It (open)09 Nov 2008
279Siekaniec Jan (POL)2160Bielczyk Jacek (POL)23700-132 ≣B33Ch Poland (team) ...
78Holl Andreas (GER)2149Reichenbacher Ger...18401-032B33corr.
674Georgantas Antoni...1717Zinchenko Yarosla...25430-132 ≣B33It (open)13 Jul 2010