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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
243Batic APavasovic Dusko (...24950-126 ≣B33It (open)
583Perez CamiloJuez Suarez Jose ...0-131 ≣B30Tournament
242Avram JohannSchmid Sandro (SUI)22830-126 ≣B33It (open)
586Mendonca PauloShumyatsky Victor...20630-125 ≣B33Ch Brasiliense (f...15 Oct 2008
239Gonzalez RigobertoHuerta Ramon (CUB)22750-125 ≣B33Universiada
238Camara ArturoSuarez Santiago (...21230-122 ≣B54It
236Fernandes AlvaroCampos Moreno Jav...24400-115 ≣B33It
232Schmeing WalterStillger Bernhard...23100-123 ≣B54Oberliga NRW 1996/97
228Collet MarkLeidorf M0-123 ≣B54It (open)
226Batyrbekova AKalinina Vladisla...21251-017 ≣B33It (open) (w)
222Hagsberg ReijoVeingold Aleksand...24750-129 ≣B33Tournament
220Muekke JFErhard Walter18201-029 ≣B54It (open)
215Prat ACampos Jose Felix...22600-121 ≣B33It (open)
214Wordel NicoleHeinicke Wenke (GER)20530-125 ≣B33Ch Germany (junio...
208Gmizic PeterNutu-Gajic Dana (...23050-130 ≣B53Tournament
200Hornych ChristianSchneider Hennig ...21910-131 ≣B33Ch Germany (junio...
197Kraitner YlanDlugy Maxim (USA)25300-122 ≣B54It (open)
190Esswein NilsLindinger Markus ...23020-118 ≣B33Bundesliga (junio...
187Pangen CTate Emory (USA)23800-121 ≣B54It (open)
254Morier BrunoCardoso Carlos Al...22070-129 ≣B33Tournament \13 Feb 1997
609Yakimenko AnastasiaDvornikova Anna1-024 ≣B32Ch Russia (junior...
181Palacios EduardoAlvarez Jose_ (CUB)23901-025 ≣B33Ch Asturias (team...
178Rottenborn Evzen ...Cvek Robert (CZE)25180-126 ≣B33Ch Czech Republic...
177Mach Anton (SVK)Stefan Oldrich (SVK)19720-126 ≣B54Ch Slovakia (team...
172HerrouAppavou Calixte (...19161-031 ≣B32It (open)
169Skubicki MatthiasHolz Pascal1-023 ≣B54Ch Emscher-Lippe ...
158Lugo Sanchez (SVK)Eordeogh S1-028 ≣B54It (open)
620Solomonova Lidiya...Charochkina Daria...22890-122 ≣B33Ch Russia (w)07 Jun 2009
153Murphy Ronan (IRL)Nagy Attila (SRB)22411-023 ≣B33Ch Europe (junior...
148Guerreiro RicardoFarinhas Joao1-027 ≣B21Ch Portugal (team)
623Reznikov DaniilIvanova Simoneta ...17630-126 ≣B54It (juniors) \24 Jun 2009
145Jamal AbdulLim Peter0-125 ≣B29Ch Asia (team)
143HerwatiLumongdong Lisa K...21460-125 ≣B33Zt (w)
142Gallob BorisWuerl Roland20550-129 ≣B54It (open)
139Ricardo SantirsoJavier Melero0-131 ≣B33Ch Asturias (team)
629Van den Hoogen ArieVan Eijk Sander (...23380-121 ≣B33It (open)01 Aug 2009
132Nurul HHund Barbara (SUI)22260-129 ≣B54Olympiad
130Scherrer RolandGroszpeter Attila...25200-129 ≣B54It (open)
129Deakne Baranyai A...Grabics Monika (HUN)23360-126 ≣B33Ch Hungary (team)...
127Hedlund BThorhallsson Gylf...22850-129 ≣B33It (open)
126Chehayeb SalahNoren K1-030 ≣B33It (open)
123Katakis MAndrianov Nikolai...24120-119 ≣B54It (sheveningen)
122Beckerman MarceloSifres Pablo (ARG)21551-025 ≣B33It (open) \
639Hernandez SchneiderJimenez Daniel (COL)19920-127 ≣B54Ch Colombia (amat...14 Nov 2009
640Correa Octavio De...Santa Santa Danie...1-030 ≣B33It (open)16 Nov 2009
641Gokkaya ErmanMammadov Mehdi Na...17691-024 ≣B33Ch World (juniors...22 Nov 2009
112Vandivier DonNoren K0-122 ≣B33It (open)
109Blasi FBjelica Dimitrije...23801-030 ≣B33It (open)
106Mounib A (MRC)Hakki Imad (SYR)23621-030 ≣B33Olympiad
96Burshaid LHakki E0-115 ≣B54Olympiad Arab states
86Zeniou ZeniosAlexandrou Alexan...21720-126B33Ch Cyprus
85Anastasiou StavrosJacovides M1-028 ≣B32Ch Cyprus
82Sampson MMuir1-032 ≣B33Ch Great Britain
81Sarafian SJacob Bernhard (GER)21641-031 ≣B33It (open) (w)
655Garcia-Galan Ruiz...Candamil Neira Ga...19111-017 ≣B23It (open)27 Feb 2010
76O'neill Y Dayneko...Acebal J Maria (ESP)23270-130 ≣B33Ch Asturias (pref...
659Oliveira Maicon A...Campos Westerley ...1-017 ≣B54Tournament (open)20 Apr 2010
70Puls TGroszpeter Attila...24800-120 ≣B33It (open)
67BoeredougaWhitehead Jay E (...23250-125 ≣B33Ch World (team) (...
60Cunha Pereira SilvioMasculo Jose (BRA)23100-129 ≣B33Ch Brazil
59Bozic AleksandarDamljanovic Brank...26070-125 ≣B54It30 Jan 1980
58Leppala JussiTrepp Markus (SUI)23750-125 ≣B33Ch Denmark (juniors)
135Figuerola AOlmo JL1-024B54It (open)
52Smits MauriceAagaard Michael (...20441-015 ≣B54Ch Denmark (juniors)
50Free TerryHansen Aage (DEN)16401-027 ≣B30Ch World (for the...20 Sep 1978
46LittrellHulse Brian (USA)21551-021 ≣B33It \
45Sarnak PHeino Hannu1-025 ≣B33Ch World (team) (...
36Asplund LennartSigurjonsson Gudm...24631-029 ≣B33Ch World (juniors...
33Mollekens JBlau Max (SUI)23700-125 ≣B33Olympiad
32Pregherman ShmuelPersitz Raaphi (SUI)23360-132 ≣B33It
31Dahl KimmoSpassov Liuben (BUL)23670-128 ≣B33Olympiad (student...
26Lantsias AndreasPachman Ludek (GER)22780-126 ≣B33Olympiad
24Bogdanov Anatoly ...Kamensky Vitaly (...1-024 ≣B33Ch Russia (for th...
17Sterner OlafBoleslavsky Isaac...25600-122 ≣B33Match \
15Kalkstein RodolfoGligoric Svetozar...24470-122 ≣B33It
11Alexander Conel H...Janosevic Dragolj...23301-020 ≣B33It
10Ravinsky Grigory ...Ufimtsev Anatoly ...1-030 ≣B54Ch URS (1/2 final)
683Oim Tonu (EST)Nevanlinna Risto ...22560-131 ≣B54Ch Finland (team)...21 Nov 2010
9Vasconcellos Fern...Souza Mendes Joao0-132 ≣B54Zt
6Vestol AageBergqvist Allan1-030 ≣B33Olympiad
179Kovihi OApro Adrian (HUN)21830-120 ≣B33Ch World (juniors...
335Al Sherkh Khade W...Batceceg Tuvshint...22370-128 ≣B54Olympiad (w)
374Svagusa Boris (CRO)Biliskov Vjekosla...23350-121 ≣B54Cup Dalmatia (team)
151Katona ErzsebetBabic Momcilo (SRB)22850-131 ≣B33It (open) (juniors)
140Alfara J LAdla Diego (ARG)24550-130 ≣B54It (open)
300Petrovic GoranBrenke Andreas (GER)23010-125 ≣B54It (open)
695Blanco Montes PabloDraghici Gavril (...20760-127 ≣B33Tournament (open) \20 Apr 2011
696Van Loenen DanielHaast Mark (NED)0-121 ≣B33It (open)22 Apr 2011
698Wong Ka KuanShah Muradi Mohammad0-129 ≣B54Ch Asia (juniors)...17 May 2011
700Moskvin MaksimGeyko Roman (RUS)19440-130 ≣B33Tournament \
162Klawonn MarkusBreier Andreas (GER)24000-132 ≣B33Ch JBLN East 1993/94
694Blazeka MihaelaPetrusic Toni (CRO)21700-131 ≣B54It (open) (b)13 Apr 2011
734Barakin Gennady (...Miminoshvily Mera...1-017 ≣B20Tournament (Elo)02 Feb 2012
3Stanchev ZahariBobotsov Milko G ...24051-029 ≣B33Ch Bulgaria
1Busek HansSajtar Jaroslav (...0-126 ≣B33Match \
708Amado Maldonado JhonGomez Perez Jaido...18850-120 ≣B33Ch Pan-American (...05 Jul 2011
124Becker JueRagozin Evgeni (RUS)24410-117 ≣B33It (open) \
21Gemende GMueller Georg (GER)20541-025 ≣B54corr.
64Mohiuddin GLamford Paul A (WLS)0-120 ≣B33Olympiad
61Silva Carlos Ales...Abarca Aguirre Ma...23471-030 ≣B54Ch Chile04 Oct 1980