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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
350Abbasov Vusal (AZE)2167Guseinov Vusal (AZE)0-113 ≣B33Ch Azerbaijan (ju...
534Abdulmalik ZhansayaNoaman Shaima1-026 ≣B33Ch Asia (juniors)...25 Aug 2007
337Adensamer Gerhard...2047Seres Lajos (HUN)24440-128 ≣B33It (open)
524Adorno AnibalLemos Damian (ARG)24600-123 ≣B33It (open)
18Ajanski Jordan S ...2350Milev Zdravko (BUL)22300-129 ≣B33Ch Bulgaria16 Nov 1954
449Alavi Sayed Javad...2293Abhay T (IND)22520-131 ≣B33Ch Asia (juniors)...04 Apr 2004
12Aleman Dovo MiguelGligoric Svetozar...24470-131 ≣B33It
11Alexander Conel H...Janosevic Dragolj...23301-020 ≣B33It
673Almer Julia (SWE)1908Jankovic Alojzije...25600-125 ≣B33Cup Artemis (open)13 Jul 2010
708Amado Maldonado JhonGomez Perez Jaido...18850-120 ≣B33Ch Pan-American (...05 Jul 2011
212Amonatov Farrukh ...2110Ganesan Sankar (IND)22951-023 ≣B33Ch Asian Cities (...
333Andreeva Mariya (...2059Nikolaidis Ioanni...25120-123 ≣B33It (open)
649Andrejevic Miladi...1929Indjic Dusan (SRB)22870-127 ≣B33Ch City (open)23 Jan 2010
89Ardiansyah H (INA)2371Jonathan S1-032 ≣B33?
365Armougom GiannyBremond Eric (FRA)23000-116 ≣B33It (open)
675Aslanian Ludmila ...2113Kalinina Larisa (...21470-131 ≣B33Memorial L.Rudenk...05 Aug 2010
36Asplund LennartSigurjonsson Gudm...24631-029 ≣B33Ch World (juniors...
242Avram JohannSchmid Sandro (SUI)22830-126 ≣B33It (open)
39Babula Milan (CZE)2306Zavodny Zdenek1-018 ≣B33It \
371Balaskas Panayoti...2183Kotronias Vasilio...25480-131 ≣B33It (open)
584Bandeira Carlos F...1879Barreto Filho Car...23000-131 ≣B33Tournament (open)09 Oct 2008
595Baran Pawel (POL)2119Zinchenko Yarosla...25360-123 ≣B33Ch Europe (active)20 Dec 2008
430Barhudarian Rafae...2103Fedin Sergey (RUS)0-121 ≣B33Tournament (open)\
531Barszcz Michal (POL)1707Ponceleusz Bronis...19950-131 ≣B33It (open) (b)20 Jul 2007
243Batic APavasovic Dusko (...24950-126 ≣B33It (open)
226Batyrbekova AKalinina Vladisla...21251-017 ≣B33It (open) (w)
124Becker JueRagozin Evgeni (RUS)24410-117 ≣B33It (open) \
122Beckerman MarceloSifres Pablo (ARG)21551-025 ≣B33It (open) \
433Beketov Viktor (RUS)2137Gerasimov Alexand...0-124 ≣B33Ch Russia (for th...
329Beliaev Sergei V ...2233Maksimenko I0-131 ≣B33Tournament (Elo)
564Belitzky Dmitri G...2084Zavialova Ekateri...17831-030 ≣B33Memorial Y. Voron...
589Benson Christophe...1927Nokes Roger I (NZL)22930-132 ≣B33It (open)09 Nov 2008
434Bernard Benjamin1756Thuerauf Peter (GER)19940-124 ≣B33Ch Mittelfranken ...16 Apr 2003
183Bernat Ernest (ESP)2118Campos Moreno Jav...24500-128 ≣B33It (open)
588Bigalke Tobias (GER)2101Stabolewski Andre...22770-127 ≣B33It (open)06 Nov 2008
185Binder Tamas (HUN)2277Varga Zoltan (HUN)25350-119 ≣B33It (open)
29Bisguier Arthur B...2237Saidy Anthony F (...23360-128 ≣B33Ch USA16 Dec 1963
27Bisguier Arthur B...2237Saidy Anthony F (...23360-128 ≣B33Ch USA
695Blanco Montes PabloDraghici Gavril (...20760-127 ≣B33Tournament (open) \20 Apr 2011
109Blasi FBjelica Dimitrije...23801-030 ≣B33It (open)
474Blecha Miroslav (...2148Seleljo Daniel (CZE)22510-128B33Czech League 2004...06 Feb 2005
2Bobotsov Milko G ...2405Malchev Andrei0-124B33Ch Bulgaria
67BoeredougaWhitehead Jay E (...23250-125 ≣B33Ch World (team) (...
24Bogdanov Anatoly ...Kamensky Vitaly (...1-024 ≣B33Ch Russia (for th...
448Bogomolova Ekater...2080Ivakhinova Inna (...21771-024 ≣B33Ch Russia (junior...
575Bollaart Jeroen (...1911Nijboer Friso (NED)25400-132B33It (open)02 Aug 2008
537Bondar Leonid (USA)2066Danner Georg (AUT)24340-119 ≣B33Ch World (seniors)17 Sep 2007
28Bonfioli MarcoTrincardi Tullio ...22350-122 ≣B33It
571Botheim Tor (NOR)1987Matthiesen Martin...22980-132 ≣B33It (open) \20 Jul 2008
105Bouaziz Slim (TUN)2338Ziska Bogi (FAI)22021-028 ≣B33Olympiad
83Bouaziz Slim (TUN)2370Salov Valery (RUS)25750-127 ≣B33Izt
22Bouwmeester Hans ...2343Roessel Fritz (NED)0-111B33It
84Brdicko Petr (CZE)2255Weglarz Leszek (POL)22240-132 ≣B33Cup Warsaw
480Brekka Hanus (FAI)2115Nielsen Carl-Otto...19471-017 ≣B33It \21 Jul 2005
647Brylova Natalia (...1898Shaidullina Sandu...21750-131 ≣B33Ch PriFO (w)06 Jan 2010
271Buerger Helmut (GER)1900Becher Helmut Dr ...20720-128 ≣B33Ch SVR (2)
628Bulmaga Irina (MDA)2277Raeva Elitsa (BUL)22360-130 ≣B33Ch Bulgaria (open...29 Jul 2009
678Burani Eugenio (ITA)1899Gemelli Giovanni ...17411-023 ≣B33Tournament (open)25 Sep 2010
272Burchert Wolfgang...2167Mainka Romuald (GER)24800-121 ≣B33VK1 1997/98
1Busek HansSajtar Jaroslav (...0-126 ≣B33Match \
355Buss Richard (GER)1669Langmann Claus (GER)19300-123 ≣B33Ch Germany (seniors)
406Caldeira Adriano ...2377Milos Gilberto (BRA)25800-131 ≣B33Cup Itau (open)
241Campe Herbert (GER)1846Schneider Hennig ...21910-128 ≣B33It (open)
43Cardoso Radolfo T...2330Mihaljcisin Mihaj...22800-132 ≣B33It
748Cekanauskas Justa...1732Skripkiunas Benas1-028 ≣B33It (open)17 Aug 2012
315Cernousek Lukas (...2203Snajdr Jiri0-128B33Ch Czech Republic...
126Chehayeb SalahNoren K1-030 ≣B33It (open)
20Cherepkov Alexand...2395Vladimirov Boris ...23400-128 ≣B33Ch URS (1/2 final)
596Christensen Esben...2034Jorgensen Kasper ...20030-128 ≣B33Tournament (open) \06 Jan 2009
402Cooke Eric (USA)2210Perez Luis Manuel...23890-122 ≣B33It (open)
640Correa Octavio De...Santa Santa Danie...1-030 ≣B33It (open)16 Nov 2009
686Corredor Fabian (...1984Ovalle Odilio1-026 ≣B33It (open)05 Dec 2010
263Csorbai Attila (HUN)2112Pataki Gyozo (HUN)22300-129 ≣B33Cup Tenkes (open)
286Cubas Jose Fernan...2206Chemin Vitorio (BRA)22800-127 ≣B33It (cat.3)
60Cunha Pereira SilvioMasculo Jose (BRA)23100-129 ≣B33Ch Brazil
196Daamen Ferry (NED)2200Mellegers Joost (...22900-122 ≣B33Ch Netherlands (t...
31Dahl KimmoSpassov Liuben (BUL)23670-128 ≣B33Olympiad (student...
204Daude Puvill Anto...2202Gomez Jurado Luis...22750-119 ≣B33It (open)
528David Cosmin Luci...1968Nemes Silviu (ROM)21500-127 ≣B33Cup Felix (open)27 May 2007
691Deac Bogdan-Daniel1651Malureanu Costin ...21380-131 ≣B33Ch Romania12 Feb 2011
129Deakne Baranyai A...Grabics Monika (HUN)23360-126 ≣B33Ch Hungary (team)...
454Derbentseva Irina...2069Maslak Alexander ...22050-130 ≣B33It (open) \
359Derkos DArgiroudis Stamat...22050-130 ≣B33It (open)
260Dettmann Steffen ...2169Gorodinski Michael0-124 ≣B33Bundesliga (junio...
380Dewenter Ulf (GER)2166Joachim Sven (GER)24710-124 ≣B33It (open)
115Diaz Augusto (CUB)2248Izeta Txabarri Fe...24590-120 ≣B33It (open)
237Diaz Milagros (VEN)2034Tapia Carmen1-025 ≣B33Ch Pan-American
379Diaz Sanchez Jose...2062Colas Longares Ra...23390-132 ≣B33Ch Spain (open)
452Dobes Oldrich (CZE)2066Meins Gerlef (GER)24400-126 ≣B33It (open)15 May 2004
8Donovan JeremiahVollmar Rainer (GER)21301-024 ≣B33It (open)
34Drozd Ryszard (POL)2249Partos Charles (SUI)23450-127 ≣B33?
348Duvekot WABeeke Bobby (NED)22230-120 ≣B33It (open)
459Ede AlbertTyomkin Dimitri (...25050-119 ≣B33It (open)13 Jul 2004
276Enrique Veronica ...Prior Marciane (BRA)19010-123 ≣B33Ch Pan-American (...
149Escandon Federico...2145Langier Daniel (ARG)23950-126 ≣B33Ch Pan-American (...
285Espau Guillem Jos...1937Yepes Martinez Ed...22600-132 ≣B33Ch Catalunia (team)
190Esswein NilsLindinger Markus ...23020-118 ≣B33Bundesliga (junio...
412Farago Sandor (HUN)2305Pg Mohd Omar Ak H...22171-027 ≣B33It (cat.1)
159Farago Sandor (HUN)2360Volzhin Alexander...24250-130 ≣B33It (cat.8)
426Faraoni Enrico (ITA)2162Tischbierek Raj (...24770-120 ≣B33It (open)