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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
7Poulsen Christian6Stumpers Louis F1-028 ≣B33It (a)
669Da Silva Lucas De...1460Torsani Pires Mar...21130-120 ≣B54Memorial Walter M...02 Jul 2010
693Choremska Zuzanna...1461Tomczak Marta1-025B32Ch Poland (team) ...02 Apr 2011
662Ewert Paul1519Kempe Markus13970-128 ≣B30Ch Germany (open)...25 May 2010
488Bruckner Paul1530Churt Kerstin Dr17870-118 ≣B32Ch Mittelfranken ...04 Dec 2005
476Pavsic Andrej1554Kokol Peter (SLO)21530-127 ≣B33Ch Slovenia (juni...26 Feb 2005
724Olsen Kar1604Piotrowski Przemy...19600-122 ≣B54It (open)26 Oct 2011
707Szukics Adam (HUN)1646Ugroczky Peter (HUN)16881-030 ≣B54Ch Hungary (junio...29 Jun 2011
691Deac Bogdan-Daniel1651Malureanu Costin ...21380-131 ≣B33Ch Romania12 Feb 2011
567Novy J1655Vancat M17350-132 ≣B54It (open)
555Renkowski Piotr (...1663Cichy Kamil (POL)18281-032 ≣B53Ch Poland (junior...16 Mar 2008
355Buss Richard (GER)1669Langmann Claus (GER)19300-123 ≣B33Ch Germany (seniors)
625Kadlec A1670Pavlik F0-127 ≣B32It (open)
679Lagarde Dimitri (...1674Nadiradze Anton1-029 ≣B33Ch Europe (junior...28 Sep 2010
538Ezkerro Hernandez...1686Rizouk Aimen (ALG)24700-123 ≣B54It (open)21 Sep 2007
692Velikodvorskaya R...1689Ievlev Andrey A (...21040-115 ≣B33Ch Karelia22 Feb 2011
703Kostin Yury (RUS)1696Zarivkina Viktori...21130-125 ≣B50It (open) (b)12 Jun 2011
99Morales Calvino M...1701Martin Del Campo ...24550-132 ≣B54It
531Barszcz Michal (POL)1707Ponceleusz Bronis...19950-131 ≣B33It (open) (b)20 Jul 2007
674Georgantas Antoni...1717Zinchenko Yarosla...25430-132 ≣B33It (open)13 Jul 2010
617Gubela Hans-Erich...1721Collmer Dominik (...17850-132 ≣B33Ch Germany (junio...04 Jun 2009
377Lancianese Giusep...1723Campanini Ambrogio1-028 ≣B33Ch Provinciale CO23 Feb 2001
650Hansen Erle Andre...1727Doubleday William...20820-131 ≣B33It (open) \27 Jan 2010
748Cekanauskas Justa...1732Skripkiunas Benas1-028 ≣B33It (open)17 Aug 2012
554Sliwicki Damian (...1738Miskiewicz Kamil ...17311-032 ≣B54Ch Poland (junior...15 Mar 2008
477Melzer Georg1743Schiewer Robert19420-125 ≣B33Landesliga 2004/0513 Mar 2005
634Larusson Agnar Da...1752Sigurdsson Sverri...20130-132 ≣B54Ch Iceland (cand.)03 Sep 2009
133Miannay Michel (FRA)1752Badii Madjid (FRA)21920-126 ≣B33It (open)
434Bernard Benjamin1756Thuerauf Peter (GER)19940-124 ≣B33Ch Mittelfranken ...16 Apr 2003
744Drop Szymon (POL)1766Piotrowski Przemy...19330-129 ≣B54Ch Poland (team) ...
644Gajdos Daniel (CZE)1774Kredl Karel (CZE)21030-127 ≣B54Memorial Olexa (o...26 Dec 2009
663Fieberg Samuel (GER)1777Sieber Fiona (GER)16370-123 ≣B54Ch Germany (junio...28 May 2010
518Malec Sebastian (...1779Cichy Kamil (POL)17730-129 ≣B54Ch Poland (junior...05 Mar 2007
470Habunek Patrick (...1786Blasco Robert14101-026B33It (open)27 Dec 2004
671Schaefers Bernd1787Bischoff Dieter (...21140-128 ≣B54It (open)04 Jul 2010
573Sanz Sanz Clement...1790Aguera Naredo Jav...23740-132 ≣B54It (open)23 Jul 2008
668Sukhanova Yana (RUS)1791Tarleva Vira (UKR)21560-121 ≣B54It (open)23 Jun 2010
602Natterer Winfried...1793Oud Niek (NED)20370-130 ≣B33It (open)09 Mar 2009
268Perez Cadenas Ces...1798Rubio Doblas Fco ...20400-114 ≣B21Ch Malaga
556Chomski Maciej (POL)1802Wisniowska Klaudi...19880-132B54It (open)25 Mar 2008
697Schindler Gerhard...1811Lentner Wolfram1-032 ≣B54It \14 May 2011
746Pedrotti Luciano ...1812Nepi Ezio (ITA)19270-132 ≣B54It (open)28 Jul 2012
736Kostic Tomislav (...1813Milovanovic Srbol...22030-124 ≣B33Ch Central Serbia16 Feb 2012
706Skulkin Nikolay (...1814Suhachev Viktor (...19660-121 ≣B33Memorial Petrosia...25 Jun 2011
741Miroi Robert-Andrei1817Radulescu Vlad-Al...18360-127 ≣B54Ch Romania (junio...08 Apr 2012
563Shmat Anna (UKR)1820Pershina Ljudmila...18690-128 ≣B33Ukrainian Games (...19 May 2008
645Xiong Ferdinand (...1822Grigorian Spartak...17621-032 ≣B54Ch Germany (junio...29 Dec 2009
704Cucu Gheorghe (ROM)1823Senetia Teodor (ROM)22110-127 ≣B54Cup Gaudeamus (open)17 Jun 2011
572Nandhidhaa P V (IND)1823Zhaksybek Yenglik1-027 ≣B54Ch Asia (juniors)...21 Jul 2008
656Le Thanh Tai (VIE)1825Ton That Nhu Tung...22430-124 ≣B33Ch Vietnam26 Mar 2010
505Krumbke Nadine (GER)1826Mikliaeva Darja S...21370-119 ≣B54Ch Germany (open)...06 Aug 2006
250Koc Fatma (TUR)1827Slavina Irina (RUS)21900-132 ≣B33Ch Europe (junior...
417Unal Mustafa Kema...1836Bagaturov Giorgi ...24510-132 ≣B33It (open) \
651Stoyanov Stefan (...1839Rusev Krasimir (BUL)25240-131 ≣B53Memorial Tringov ...
733Silva Alexandre F...1840Correia Vitor Paie15041-023 ≣B33Tournament (open)28 Jan 2012
87Gimmel Rolf (SUI)1841Visetti A0-126 ≣B33?
599Maassen Hermann (...1844Schaefer Michael ...21570-119 ≣B33It (open)05 Mar 2009
383Duarte Eduarda (ANG)1845Hund Barbara (SUI)22710-129 ≣B54Olympiad (w)
613Padhya Saumil (IND)1845Bakre Tejas (IND)24530-131 ≣B54Cup Mayors (open)01 May 2009
241Campe Herbert (GER)1846Schneider Hennig ...21910-128 ≣B33It (open)
699Shetye Shyam (IND)1850Aswin Jayaram (IND)24730-125 ≣B54It \28 May 2011
568Sterba Karel (CZE)1855Cekan Petr (CZE)19391-031 ≣B54It (open)
581Gonzalez Lopez Ma...1856Guliev Logman (AZE)24520-119 ≣B33It (open)01 Sep 2008
424Gomez Luna Jorge ...1856Leon Hoyos Manuel...23950-131 ≣B54Tournament
637Pieri P1859Shishkin Vadim (UKR)25070-132 ≣B33It \25 Oct 2009
511Kucha Taras (UKR)1861Andreev Vitaliy (...22860-126 ≣B54Ch Ukraine (junio...18 Dec 2006
532Makosa Sylwia (POL)1862Kowalska Elzbieta...19490-122 ≣B33It (open) (b)25 Jul 2007
513Gabinsky Slavik1867Kuljasevic Davori...24480-132 ≣B33Ch Pan-American27 Dec 2006
713Skapikova Lubica ...1867Jasny Stanislav (...23660-128 ≣B33It (open)21 Aug 2011
497Reubrez Christoph...1871Abergel Thal (FRA)24740-119 ≣B33Tournament \23 Mar 2006
584Bandeira Carlos F...1879Barreto Filho Car...23000-131 ≣B33Tournament (open)09 Oct 2008
416Quemener Yann (FRA)1885Serralta Michel (...20730-127 ≣B33Ch France (team) ...
732Simonik Adam1885Svoboda Matej19820-116 ≣B33Extra League 2011...21 Jan 2012
457Rivara Massimo (ITA)1887Estremera Panos S...23770-126 ≣B33It (open)04 Jul 2004
341Jenc Milan (CZE)1888Snaidr Jiri (CZE)20190-127 ≣B33It (open) \
458Jenc Milan (CZE)1888Snaidr Jiri (CZE)20690-117 ≣B54It (open)05 Jul 2004
578Kyas Philipp (GER)1889Chmielewski Jakub...17481-030 ≣B54Ch European Union...08 Aug 2008
363Niespielak Kamila...1889Skrochocka Justyn...20491-025 ≣B33Ch Poland (team) ...
366Lopes Raul (POR)1891Lameira Dinis (POR)20450-121 ≣B54Ch Lisbon
462Santiago Pereira ...1894Perez Luis Manuel...24300-131 ≣B54It (open)13 Aug 2004
677Gabaidulina Olga ...1895Baigildin Albert ...20850-131 ≣B33Cup Governor's (j...16 Aug 2010
398Ramos Cantos Juan...1895Fernando Diogo (POR)24230-122 ≣B54It (open)
436Jaeger Frank (GER)1898Wagner-Michel Ann...21420-120 ≣B33It (open)29 Aug 2003
647Brylova Natalia (...1898Shaidullina Sandu...21750-131 ≣B33Ch PriFO (w)06 Jan 2010
678Burani Eugenio (ITA)1899Gemelli Giovanni ...17411-023 ≣B33Tournament (open)25 Sep 2010
271Buerger Helmut (GER)1900Becher Helmut Dr ...20720-128 ≣B33Ch SVR (2)
391Veerman Jan (NED)1901De Vreugt Dennis ...25040-131 ≣B33It (open)
676Ruiz Font Elisabe...1902Lillo Castan Vict...22870-127 ≣B53It (open)14 Aug 2010
660Zochowski Kacper ...1903Chmielewski Jakub...17511-023 ≣B54Ch Poland (junior...04 May 2010
438Trotto Pierangelo...1904Efimov Igor (MNC)24590-120 ≣B54It
569Donohue Tom (SCO)1906Schmerwitz Reinha...19441-025 ≣B54Ch Scotland11 Jul 2008
673Almer Julia (SWE)1908Jankovic Alojzije...25600-125 ≣B33Cup Artemis (open)13 Jul 2010
575Bollaart Jeroen (...1911Nijboer Friso (NED)25400-132B33It (open)02 Aug 2008
619Patil Pratik (IND)1911Gupta Abhijeet (IND)25650-124 ≣B54It (open)07 Jun 2009
306Ravnik Franc (SLO)1913Nevednichy Vladis...25370-131 ≣B54It (open)
685Stojanovic Kosara...1914Maljevic Aleksa (...16730-120 ≣B33It (open)30 Nov 2010
576Kuteneva Galina (...1915Nikolaev Alexande...19860-132 ≣B54Tournament (open) \04 Aug 2008
251Sosnowska Elzbiet...1918Dukaczewski Piotr...21800-126 ≣B33Ch City
714Luzi Alessandro1920Spano Cuomo Gaeta...18051-027 ≣B33It (open)22 Aug 2011
618Van De Griend Joh...1922Beeke Bobby (NED)21890-124 ≣B54It (open)06 Jun 2009