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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
455Macharacek Simon ...2209Gutman Gennadi (UKR)25080-132 ≣B54It (open) \
456Nguyen Thi Thu HangTran Thi Thanh Huong0-132 ≣B54Ch Vietnam (junio...
32Pregherman ShmuelPersitz Raaphi (SUI)23360-132 ≣B33It
31Dahl KimmoSpassov Liuben (BUL)23670-128 ≣B33Olympiad (student...
30Haag Ervin (HUN)2284Dely Peter (HUN)23910-132 ≣B54Ch Hungary
27Bisguier Arthur B...2237Saidy Anthony F (...23360-128 ≣B33Ch USA
26Lantsias AndreasPachman Ludek (GER)22780-126 ≣B33Olympiad
25Keogh Eamon (IRL)2002Minaya Juan (COL)22071-029 ≣B33Ch World (juniors)
24Bogdanov Anatoly ...Kamensky Vitaly (...1-024 ≣B33Ch Russia (for th...
22Bouwmeester Hans ...2343Roessel Fritz (NED)0-111B33It
20Cherepkov Alexand...2395Vladimirov Boris ...23400-128 ≣B33Ch URS (1/2 final)
115Diaz Augusto (CUB)2248Izeta Txabarri Fe...24590-120 ≣B33It (open)
17Sterner OlafBoleslavsky Isaac...25600-122 ≣B33Match \
472Boehm Thomas (GER)2205Leks Hanna (POL)22090-126 ≣B54It (open)
15Kalkstein RodolfoGligoric Svetozar...24470-122 ≣B33It
14Reicher Emanoil (...2310Boleslavsky Isaac...25600-126 ≣B33It
11Alexander Conel H...Janosevic Dragolj...23301-020 ≣B33It
10Ravinsky Grigory ...Ufimtsev Anatoly ...1-030 ≣B54Ch URS (1/2 final)
478Zielbauer Thomas ...2105Shengelia Davit (...25470-125 ≣B54It (open)
9Vasconcellos Fern...Souza Mendes Joao0-132 ≣B54Zt
6Vestol AageBergqvist Allan1-030 ≣B33Olympiad
482Krstic Uros (CRO)2350Martin Stefan (GER)22731-030 ≣B33It (open)
5Malik Jan (CZE)2352Koutnik J1-028 ≣B33It (b)
235Romero Calderon C...2113Baron Rodriguez J...22830-131 ≣B54It (open)
421Burijovich Lilian...2212Atalik Suat (BIH)25410-130 ≣B54It (open)
179Kovihi OApro Adrian (HUN)21830-120 ≣B33Ch World (juniors...
198Bartos Alois (CZE)2077Adamek Zdenek (CZE)22521-032 ≣B54Ch Czech Chess Un...
335Al Sherkh Khade W...Batceceg Tuvshint...22370-128 ≣B54Olympiad (w)
490Malamatas Konstan...1976Tassopoulos Mario...22230-128 ≣B33It (open)
218De La Fuente Maya...2212Baron Rodriguez J...22830-125 ≣B54It (open)
492Ivanov Cvetalin (...2104Mladenov Plamen (...22290-129 ≣B54Ch Bulgaria (juni...
374Svagusa Boris (CRO)Biliskov Vjekosla...23350-121 ≣B54Cup Dalmatia (team)
154Fuchs Antje (GER)2124Bielicki Birke (GER)21831-017 ≣B33Ch Baden (w)
151Katona ErzsebetBabic Momcilo (SRB)22850-131 ≣B33It (open) (juniors)
114Efimov Igor (MNC)2430Bjerke Richard (NOR)21351-020 ≣B54It (open)
499Shenin Andrey (RUS)2237Zemlyanskiy Dmitr...22081-030 ≣B33Ch Russia (junior...
140Alfara J LAdla Diego (ARG)24550-130 ≣B54It (open)
503KolodinPauli Stanislav (...20790-129 ≣B54Tournament (open)
300Petrovic GoranBrenke Andreas (GER)23010-125 ≣B54It (open)
162Klawonn MarkusBreier Andreas (GER)24000-132 ≣B33Ch JBLN East 1993/94
248Olsson Anders (SWE)2280Atakisi Umut (TUR)21001-024 ≣B54Ch Europe (junior...
207Sevo Igor (CRO)2256Biliskov Vjekosla...23350-127 ≣B54It (open)
430Barhudarian Rafae...2103Fedin Sergey (RUS)0-121 ≣B33Tournament (open)\
118Ahrens Manuela (GER)2125Darchia Diana (GEO)23130-132 ≣B50Ch World (juniors)
281Bermudes Eduardo ...2190Zapata Alonso (COL)24540-128 ≣B54Cup Carnaval (open)
185Binder Tamas (HUN)2277Varga Zoltan (HUN)25350-119 ≣B33It (open)
230Ankhchimer Bayanm...2151Gara Anita (HUN)22650-124 ≣B54Ch World (juniors...
3Stanchev ZahariBobotsov Milko G ...24051-029 ≣B33Ch Bulgaria
2Bobotsov Milko G ...2405Malchev Andrei0-124B33Ch Bulgaria
1Busek HansSajtar Jaroslav (...0-126 ≣B33Match \
136Ipavec Petra (SLO)2091Grosar Kiti (SLO)22190-120 ≣B54Tournament (junio...
318Galego Luis (POR)2427Limp Eduardo (BRA)24340-117 ≣B54Memorial V.Toth (...
124Becker JueRagozin Evgeni (RUS)24410-117 ≣B33It (open) \
21Gemende GMueller Georg (GER)20541-025 ≣B54corr.
64Mohiuddin GLamford Paul A (WLS)0-120 ≣B33Olympiad
23Yepez Olavo (ECU)2305Rannanjarvi1-030 ≣B33Ch World (team) (...
35Simms Gary (USA)2112Formanek Edward W...22030-118 ≣B33It (open)
48Golomeov Todor2200Hort Vlastimil (GER)26200-129 ≣B33It
53Garcia S Alberto ...Vera Reynaldo (CUB)24920-123 ≣B54?
12Aleman Dovo MiguelGligoric Svetozar...24470-131 ≣B33It
533Py Walter (FRA)2108Estremera Panos S...24000-130 ≣B54It (open)
13Katragadda GTaimanov Mark E (...23860-128 ≣B33It
79Martorelli Antoni...2305Sanna1-025 ≣B33?
39Babula Milan (CZE)2306Zavodny Zdenek1-018 ≣B33It \
4German Eugenio (BRA)2315Ribeiro Sabino Jr1-030 ≣B33Ch Brazil
543Egorova Valentina...1991Epifantsev Igor (...21850-121 ≣B54Ch City (open)
100Miranda Ponce Alv...2234D'Adamo Ettore0-125 ≣B54corr.
90Kwiecien Zbigniew...2139Rossmann Helmut (...22641-025 ≣B54It
38Lundin Erik (SWE)Santesson Kjell1-020 ≣B33Ch Sweden
8Donovan JeremiahVollmar Rainer (GER)21301-024 ≣B33It (open)
359Derkos DArgiroudis Stamat...22050-130 ≣B33It (open)
304Rogado NunoAndrade Leonardo ...21830-118 ≣B54It (open)
334Maduro Sherman (AHO)2230Ahmad Aziz (IRQ)23430-123 ≣B54Olympiad
133Miannay Michel (FRA)1752Badii Madjid (FRA)21920-126 ≣B33It (open)
279Siekaniec Jan (POL)2160Bielczyk Jacek (POL)23700-132 ≣B33Ch Poland (team) ...
557Tran Tuan Minh (VIE)2261Phan Dinh Nhat Kh...19671-032 ≣B33Ch Vietnam
173Vecerkova Vlasta ...Blazkova Petra (CZE)21740-131 ≣B54Ch Moravia (open)...
348Duvekot WABeeke Bobby (NED)22230-120 ≣B33It (open)
293Lesiege Alexandre...2553Berthelot Yannick...22811-024 ≣B30It (cat.8)
365Armougom GiannyBremond Eric (FRA)23000-116 ≣B33It (open)
111Schloetterer Herm...1947Barbero Gerardo F...24410-132 ≣B54It (open)
567Novy J1655Vancat M17350-132 ≣B54It (open)
568Sterba Karel (CZE)1855Cekan Petr (CZE)19391-031 ≣B54It (open)
266Zakurdjaeva Irina...2115Bobko Ekaterina (...20351-024 ≣B23Ch Russia (junior...
524Adorno AnibalLemos Damian (ARG)24600-123 ≣B33It (open)
564Belitzky Dmitri G...2084Zavialova Ekateri...17831-030 ≣B33Memorial Y. Voron...
346Rydzik Karol (POL)2077Dziuba Marcin (POL)23920-126 ≣B54Ch Poland (team)
312Felber Joseph J (...2094Buscemi Edward0-128 ≣B33Ch State New York
398Ramos Cantos Juan...1895Fernando Diogo (POR)24230-122 ≣B54It (open)
307Jablonska Hanna (...2090Kowalska Elzbieta...20800-130 ≣B33Ch Poland (team) ...
424Gomez Luna Jorge ...1856Leon Hoyos Manuel...23950-131 ≣B54Tournament
44Grigoriou MiltiadisTrikaliotis Georg...22471-026 ≣B54Tournament
62Thinnsen James A ...2220Strauss David J (...24200-113 ≣B50It (open)
19Ljuboschitz Alexa...2172Boleslavsky Isaac...25600-127 ≣B33Ch URS (1/2 final)
583Perez CamiloJuez Suarez Jose ...0-131 ≣B30Tournament
414Macharacek Simon ...2209Firt Stanislav (CZE)23531-024 ≣B54Moravian League 2...
71Upton Timothy J (...2181Van Der Wiel John...25350-129 ≣B53Olympiad
188Garcia Padron Jos...2410Franco Ocampos Ze...24800-128 ≣B33Ch Spain (team)
116Vilar Lopez Monic...2154Franco Ocampos Ze...24900-125 ≣B33It (open)
65Yuja H (HON)2205Luk Luen-Wah (HKG)22151-032 ≣B33Olympiad