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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
53Garcia S Alberto ...Vera Reynaldo (CUB)24920-123 ≣B54?
49Gedevanishvili Dm...2380Lukin1-029 ≣B54?
34Drozd Ryszard (POL)2249Partos Charles (SUI)23450-127 ≣B33?
56Gonzales Mestres ...2350Geller Efim P (RUS)25650-129 ≣B54?
79Martorelli Antoni...2305Sanna1-025 ≣B33?
89Ardiansyah H (INA)2371Jonathan S1-032 ≣B33?
87Gimmel Rolf (SUI)1841Visetti A0-126 ≣B33?
54Horst CarstenLund Flemming22000-132 ≣B33Bundesliga 1980/81
389Hilbig Olaf (GER)2217Agdestein Simen (...25780-132 ≣A00Bundesliga 2002/03
441Hippe Franziska (...1971Wagner-Michel Ann...21420-132 ≣B33Bundesliga 2003/0...11 Jan 2004
68Willecke Dirk2225Brumm Carsten Dr ...22420-123 ≣B33Bundesliga (2nd) ...
213Renner Kai (GER)2187Zierke Oliver (GER)22401-027 ≣B33Bundesliga (2nd) ...
358Trescher Manfred ...2184Kaiser Dieter (GER)22630-119 ≣B33Bundesliga (2nd) ...
654Weber Christoph (...2202Titz Heimo (AUT)22250-129 ≣B33Bundesliga B Mitt...27 Feb 2010
291Prause RobertLipinsky Fabian (...23310-121 ≣B54Bundesliga (junio...
190Esswein NilsLindinger Markus ...23020-118 ≣B33Bundesliga (junio...
260Dettmann Steffen ...2169Gorodinski Michael0-124 ≣B33Bundesliga (junio...
40Kaushilajte Vilge...Andreieva Olga A ...22501-031 ≣B30Ch \
37Shabanov Yuri (RUS)2326Fedorov V (RUS)1-029 ≣B33Ch \
353Rizouk Aimen (ALG)2464Chahrani Ibrahim ...23121-031 ≣B33Ch Africa
370Milovanovic DraganKrush Irina (USA)24110-130 ≣B54Ch Amateur Team
297Sobol GustavoDella Morte Pablo...22200-120 ≣B54Ch Argentina (jun...
344Enrique Veronica ...Lopez Natalia (ARG)1-032 ≣B54Ch Argentina (jun...
102Semeniuk Alexande...2417Ragozin Evgeni (RUS)24411-027 ≣B33Ch Armed Forces
534Abdulmalik ZhansayaNoaman Shaima1-026 ≣B33Ch Asia (juniors)...25 Aug 2007
572Nandhidhaa P V (IND)1823Zhaksybek Yenglik1-027 ≣B54Ch Asia (juniors)...21 Jul 2008
449Alavi Sayed Javad...2293Abhay T (IND)22520-131 ≣B33Ch Asia (juniors)...04 Apr 2004
698Wong Ka KuanShah Muradi Mohammad0-129 ≣B54Ch Asia (juniors)...17 May 2011
259Silveirinha Jose ...2104Ko Ko Hlaing1-023 ≣B33Ch Asian Cities (...
212Amonatov Farrukh ...2110Ganesan Sankar (IND)22951-023 ≣B33Ch Asian Cities (...
258Mohd Hussein JamilDadashzadeh K (IRI)21280-127 ≣B33Ch Asian Cities (...
447Borigas Edgardo (...1986Ak Qadri Pg Mohd ...0-130 ≣B30Ch Asian Cities (...25 Mar 2004
145Jamal AbdulLim Peter0-125 ≣B29Ch Asia (team)
280Pablo Fernandez S...Savon Mikhail (UKR)22260-127 ≣B33Ch Asturias (juni...
76O'neill Y Dayneko...Acebal J Maria (ESP)23270-130 ≣B33Ch Asturias (pref...
139Ricardo SantirsoJavier Melero0-131 ≣B33Ch Asturias (team)
181Palacios EduardoAlvarez Jose_ (CUB)23901-025 ≣B33Ch Asturias (team...
350Abbasov Vusal (AZE)2167Guseinov Vusal (AZE)0-113 ≣B33Ch Azerbaijan (ju...
443Baxishov A (AZE)Agaragimov Djakha...21540-130 ≣B54Ch Azerbaijan (ju...27 Jan 2004
442Rasulov RashadMamedov Nidjat (AZE)24600-128 ≣B54Ch Azerbaijan (ju...26 Jan 2004
154Fuchs Antje (GER)2124Bielicki Birke (GER)21831-017 ≣B33Ch Baden (w)
510Lazovic Branko (SRB)1994Pavlovic Dragolju...22460-131 ≣B33Ch Belgrade (team...29 Sep 2006
586Mendonca PauloShumyatsky Victor...20630-125 ≣B33Ch Brasiliense (f...15 Oct 2008
325Leite Eduardo S (...2210Chemin Vitorio (BRA)23090-118 ≣B33Ch Brazil
60Cunha Pereira SilvioMasculo Jose (BRA)23100-129 ≣B33Ch Brazil
4German Eugenio (BRA)2315Ribeiro Sabino Jr1-030 ≣B33Ch Brazil
229Van Riemsdijk Vin...2201Tsuboi Edson Kenj...23450-125 ≣B54Ch Brazil (1/2 fi...
18Ajanski Jordan S ...2350Milev Zdravko (BUL)22300-129 ≣B33Ch Bulgaria16 Nov 1954
3Stanchev ZahariBobotsov Milko G ...24051-029 ≣B33Ch Bulgaria
2Bobotsov Milko G ...2405Malchev Andrei0-124B33Ch Bulgaria
492Ivanov Cvetalin (...2104Mladenov Plamen (...22290-129 ≣B54Ch Bulgaria (juni...
628Bulmaga Irina (MDA)2277Raeva Elitsa (BUL)22360-130 ≣B33Ch Bulgaria (open...29 Jul 2009
285Espau Guillem Jos...1937Yepes Martinez Ed...22600-132 ≣B33Ch Catalunia (team)
736Kostic Tomislav (...1813Milovanovic Srbol...22030-124 ≣B33Ch Central Serbia16 Feb 2012
721Zivkovic Branimir...2204Simonovic Aleksan...24010-126 ≣B33Ch Central Serbia...20 Sep 2011
729Vukcevic Branimir1932Vujacic Igor (MNE)21690-115 ≣B33Ch Chess Club24 Dec 2011
61Silva Carlos Ales...Abarca Aguirre Ma...23471-030 ≣B54Ch Chile04 Oct 1980
251Sosnowska Elzbiet...1918Dukaczewski Piotr...21800-126 ≣B33Ch City
301Guimaraes Claudio...1963Fernando Diogo (POR)22210-126 ≣B54Ch City
597Polyansky Viktor ...2027Provkin Vladimir ...22540-125 ≣B54Ch City (open)18 Feb 2009
649Andrejevic Miladi...1929Indjic Dusan (SRB)22870-127 ≣B33Ch City (open)23 Jan 2010
543Egorova Valentina...1991Epifantsev Igor (...21850-121 ≣B54Ch City (open)
539Klimov Valery (RUS)1936Boryak Alexey (RUS)19420-128 ≣B33Ch City (seniors)27 Sep 2007
718Lyashenko Anna (RUS)Sichinskaya Anast...1-027B33Ch City (w) (open)
670Castano Duvan Mar...2311Mendoza Rafael (COL)23420-125 ≣B50Ch Colombia02 Jul 2010
615Guerrero Hernando...1985Vittorino Carlo (...23300-132 ≣B54Ch Colombia (1/2 ...
639Hernandez SchneiderJimenez Daniel (COL)19920-127 ≣B54Ch Colombia (amat...14 Nov 2009
296Girinath P D S (IND)2286Faisal Farooq1-022 ≣B32Ch Commonwealth
368Sequeda Nancy (VEN)2065Pina Sulennis (SUL)23450-117 ≣B54Ch Continent (w)
273Juranic Bruno (CRO)2183Karakatic Tomisla...20200-130 ≣B33Ch Croatia (team)...
587Jakesevic Branko ...2095Varga Josip (CRO)20940-115 ≣B33Ch Croatia (team)...26 Oct 2008
611Maravic Stjepan (...2203Zecevic Dean (CRO)22131-024 ≣A43Ch Croatia (team)...26 Apr 2009
552Bazaj Bockai Snje...2103Berke Ana (CRO)20800-126 ≣B53Ch Croatia (w)03 Feb 2008
328Lopez Yurima (CUB)2093Cruz Katia1-030 ≣B33Ch Cuba (juniors)...
86Zeniou ZeniosAlexandrou Alexan...21720-126B33Ch Cyprus
85Anastasiou StavrosJacovides M1-028 ≣B32Ch Cyprus
198Bartos Alois (CZE)2077Adamek Zdenek (CZE)22521-032 ≣B54Ch Czech Chess Un...
710Gorbatov Alexej (...2373Baryshpolets Andr...24770-131 ≣B33Ch Czech Republic...21 Jul 2011
178Rottenborn Evzen ...Cvek Robert (CZE)25180-126 ≣B33Ch Czech Republic...
315Cernousek Lukas (...2203Snajdr Jiri0-128B33Ch Czech Republic...
52Smits MauriceAagaard Michael (...20441-015 ≣B54Ch Denmark (juniors)
58Leppala JussiTrepp Markus (SUI)23750-125 ≣B33Ch Denmark (juniors)
608Herrera Juan Seba...2135Alvarez Javier (COL)21581-021 ≣B54Ch Deptal Valle29 Mar 2009
169Skubicki MatthiasHolz Pascal1-023 ≣B54Ch Emscher-Lippe ...
603Karisik Nenad (MNE)2065Susak Zeljko (CRO)21971-021 ≣B33Ch Europe17 Mar 2009
500Karagollu Ahmet (...2005Zueger Beat (SUI)24070-129 ≣B33Ch Europe14 Apr 2006
643Ivanchuk Vassily ...2703Vovk Yuri (UKR)25671-021 ≣B33Ch Europe (active)19 Dec 2009
595Baran Pawel (POL)2119Zinchenko Yarosla...25360-123 ≣B33Ch Europe (active)20 Dec 2008
578Kyas Philipp (GER)1889Chmielewski Jakub...17481-030 ≣B54Ch European Union...08 Aug 2008
463Thallinger BernhardCsiba Dominik (SVK)23570-127 ≣B33Ch European Union...25 Aug 2004
288Grzina BPuschmann Laszlo ...22850-129B33Ch European Union...
299Mas Artigas Pere ...2120Smirnov Sergei (RUS)22490-124 ≣B33Ch Europe (for th...
679Lagarde Dimitri (...1674Nadiradze Anton1-029 ≣B33Ch Europe (junior...28 Sep 2010
152Hersvik Daniel (NOR)2225Nagy Attila (SRB)22411-018 ≣B33Ch Europe (junior...
153Murphy Ronan (IRL)Nagy Attila (SRB)22411-023 ≣B33Ch Europe (junior...
247Erwich Marc JL (NED)2422Vovsha Eli (ISR)22400-117 ≣B54Ch Europe (junior...
404Gvilava Maya (RUS)2012Nowak Malgorzata ...20841-017 ≣B54Ch Europe (junior...
248Olsson Anders (SWE)2280Atakisi Umut (TUR)21001-024 ≣B54Ch Europe (junior...
305Gregorova Zuzana ...2151Gara Ticia (HUN)22330-127 ≣B54Ch Europe (junior...
249Zarkovic Danijela...2095Morkunaite Egle (...21380-130 ≣B33Ch Europe (junior...