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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
694Blazeka MihaelaPetrusic Toni (CRO)21700-131 ≣B54It (open) (b)13 Apr 2011
647Brylova Natalia (...1898Shaidullina Sandu...21750-131 ≣B33Ch PriFO (w)06 Jan 2010
185Binder Tamas (HUN)2277Varga Zoltan (HUN)25350-119 ≣B33It (open)
460Bruno Ronald (USA)2214Van Buskirk Charl...22930-122 ≣B54Ch Southern Calif...24 Jul 2004
281Bermudes Eduardo ...2190Zapata Alonso (COL)24540-128 ≣B54Cup Carnaval (open)
337Adensamer Gerhard...2047Seres Lajos (HUN)24440-128 ≣B33It (open)
350Abbasov Vusal (AZE)2167Guseinov Vusal (AZE)0-113 ≣B33Ch Azerbaijan (ju...
118Ahrens Manuela (GER)2125Darchia Diana (GEO)23130-132 ≣B50Ch World (juniors)
430Barhudarian Rafae...2103Fedin Sergey (RUS)0-121 ≣B33Tournament (open)\
207Sevo Igor (CRO)2256Biliskov Vjekosla...23350-127 ≣B54It (open)
443Baxishov A (AZE)Agaragimov Djakha...21540-130 ≣B54Ch Azerbaijan (ju...27 Jan 2004
162Klawonn MarkusBreier Andreas (GER)24000-132 ≣B33Ch JBLN East 1993/94
300Petrovic GoranBrenke Andreas (GER)23010-125 ≣B54It (open)
749Kuzmin Egor (RUS)2134Bazeev German (RUS)23080-132 ≣B33Memorial M.Botvin...30 Aug 2012
540Konijn Bart (NED)2239Begnis Nikolaos (...22710-132 ≣B33NRW-liga 2007/0804 Nov 2007
573Sanz Sanz Clement...1790Aguera Naredo Jav...23740-132 ≣B54It (open)23 Jul 2008
511Kucha Taras (UKR)1861Andreev Vitaliy (...22860-126 ≣B54Ch Ukraine (junio...18 Dec 2006
140Alfara J LAdla Diego (ARG)24550-130 ≣B54It (open)
151Katona ErzsebetBabic Momcilo (SRB)22850-131 ≣B33It (open) (juniors)
389Hilbig Olaf (GER)2217Agdestein Simen (...25780-132 ≣A00Bundesliga 2002/03
710Gorbatov Alexej (...2373Baryshpolets Andr...24770-131 ≣B33Ch Czech Republic...21 Jul 2011
374Svagusa Boris (CRO)Biliskov Vjekosla...23350-121 ≣B54Cup Dalmatia (team)
218De La Fuente Maya...2212Baron Rodriguez J...22830-125 ≣B54It (open)
335Al Sherkh Khade W...Batceceg Tuvshint...22370-128 ≣B54Olympiad (w)
701Heymann-Lobzhanid...1998Abergel Thal (FRA)25020-127 ≣B54It (open)11 Jun 2011
160Heedt Thorsten Dr...2170Aseev Konstantin ...25400-129 ≣B54It (open) \
179Kovihi OApro Adrian (HUN)21830-120 ≣B33Ch World (juniors...
421Burijovich Lilian...2212Atalik Suat (BIH)25410-130 ≣B54It (open)
657Jaworski Andrzej ...2040Brewczynski Rober...21040-126 ≣B33Liga Mazowiecka 2...28 Mar 2010
235Romero Calderon C...2113Baron Rodriguez J...22830-131 ≣B54It (open)
9Vasconcellos Fern...Souza Mendes Joao0-132 ≣B54Zt
14Reicher Emanoil (...2310Boleslavsky Isaac...25600-126 ≣B33It
15Kalkstein RodolfoGligoric Svetozar...24470-122 ≣B33It
17Sterner OlafBoleslavsky Isaac...25600-122 ≣B33Match \
115Diaz Augusto (CUB)2248Izeta Txabarri Fe...24590-120 ≣B33It (open)
18Ajanski Jordan S ...2350Milev Zdravko (BUL)22300-129 ≣B33Ch Bulgaria16 Nov 1954
20Cherepkov Alexand...2395Vladimirov Boris ...23400-128 ≣B33Ch URS (1/2 final)
22Bouwmeester Hans ...2343Roessel Fritz (NED)0-111B33It
26Lantsias AndreasPachman Ludek (GER)22780-126 ≣B33Olympiad
27Bisguier Arthur B...2237Saidy Anthony F (...23360-128 ≣B33Ch USA
29Bisguier Arthur B...2237Saidy Anthony F (...23360-128 ≣B33Ch USA16 Dec 1963
30Haag Ervin (HUN)2284Dely Peter (HUN)23910-132 ≣B54Ch Hungary
31Dahl KimmoSpassov Liuben (BUL)23670-128 ≣B33Olympiad (student...
32Pregherman ShmuelPersitz Raaphi (SUI)23360-132 ≣B33It
33Mollekens JBlau Max (SUI)23700-125 ≣B33Olympiad
34Drozd Ryszard (POL)2249Partos Charles (SUI)23450-127 ≣B33?
41Rodriguez Adolfo ...2235Pugach Mario0-128 ≣B33Tournament (team)
42Kivioja Endel (EST)2215Stein Leonid Z (UKR)26050-127 ≣B33It
47Wahlbom Magnus (SWE)2288Schneider Lars-Ak...23640-127 ≣B33Ch Sweden
51Benes Petr (CZE)2166Mokry Karel (CZE)24200-128 ≣B32It (juniors) (und...
56Gonzales Mestres ...2350Geller Efim P (RUS)25650-129 ≣B54?
58Leppala JussiTrepp Markus (SUI)23750-125 ≣B33Ch Denmark (juniors)
59Bozic AleksandarDamljanovic Brank...26070-125 ≣B54It30 Jan 1980
60Cunha Pereira SilvioMasculo Jose (BRA)23100-129 ≣B33Ch Brazil
67BoeredougaWhitehead Jay E (...23250-125 ≣B33Ch World (team) (...
68Willecke Dirk2225Brumm Carsten Dr ...22420-123 ≣B33Bundesliga (2nd) ...
69Oliveira Antonio ...2222Arlandi Ennio (ITA)24360-131 ≣B33Ch Europe (junior...
70Puls TGroszpeter Attila...24800-120 ≣B33It (open)
73Westerinen Heikki...2390Hjartarson Johann...25050-130 ≣B50Zt
74Pineault Denis (CAN)2270Hebert Jean (CAN)23850-125 ≣B33It
75Pineault Denis (CAN)2270Ivanov Igor V (CAN)24240-125 ≣B54It
76O'neill Y Dayneko...Acebal J Maria (ESP)23270-130 ≣B33Ch Asturias (pref...
80Oparaugo Thomas (...2109Kokkila Tero (FIN)23300-126 ≣B54Ch World (juniors...
84Brdicko Petr (CZE)2255Weglarz Leszek (POL)22240-132 ≣B33Cup Warsaw
86Zeniou ZeniosAlexandrou Alexan...21720-126B33Ch Cyprus
88Graeffe Petri (FIN)2060Virtanen Antti (FIN)23480-127 ≣B54Ch Finland (juniors)
93Kourtesis Georgio...2191Skoularikis Fotio...22230-130 ≣B54It (open) \
94Nagy Janos (HUN)2214Cardon Helmut (NED)23790-129 ≣B54It (open) \
96Burshaid LHakki E0-115 ≣B54Olympiad Arab states
97Wilfling Hermann ...2147Cigan Stefan (SLO)23430-120 ≣B54It
99Morales Calvino M...1701Martin Del Campo ...24550-132 ≣B54It
104Tietjen Daniela (...2010Woitinski J0-115 ≣B54Ch Germany (junio...
108Efimov Igor (MNC)2400Yermolinsky Alex ...25150-129 ≣B54It (open)
110Sosa Luis (PUR)2133Dlugy Maxim (USA)25250-130 ≣B54It (open)
112Vandivier DonNoren K0-122 ≣B33It (open)
117Zugaj Fjodor (SLO)2211Podvrsnik Marko (...21960-126 ≣B54Ch Slovenia
119Hinteregger Arthu...2188Sarosi Zoltan (HUN)22970-119 ≣B33It (open)
121Simic Dragisa (SRB)2323Grosar Aljosa (SLO)24150-125 ≣B54It (open)
123Katakis MAndrianov Nikolai...24120-119 ≣B54It (sheveningen)
125Teodoro Eduardo (...2387Fedorowicz John P...25600-126 ≣B54It (open)
127Hedlund BThorhallsson Gylf...22850-129 ≣B33It (open)
129Deakne Baranyai A...Grabics Monika (HUN)23360-126 ≣B33Ch Hungary (team)...
130Scherrer RolandGroszpeter Attila...25200-129 ≣B54It (open)
131Lindri Juni Wijay...2155Nutu-Gajic Dana (...23500-128 ≣B53Olympiad
132Nurul HHund Barbara (SUI)22260-129 ≣B54Olympiad
137Ljubic Pero (CRO)2102Kerschenbauer Fra...20060-125 ≣B33It (open) (b)
138Rajlich Vasik G (...2303Noren K0-129 ≣B33Tournament
139Ricardo SantirsoJavier Melero0-131 ≣B33Ch Asturias (team)
141Ipavec Petra (SLO)2091Krmelj Natasa (SLO)20750-130 ≣B33It (open) (w)
142Gallob BorisWuerl Roland20550-129 ≣B54It (open)
143HerwatiLumongdong Lisa K...21460-125 ≣B33Zt (w)
144Kofidis Andreas (...2403Atalik Suat (BIH)25350-117 ≣B54It (open)
145Jamal AbdulLim Peter0-125 ≣B29Ch Asia (team)
146Wittmann Karl (GER)2200Lanka Zigurds (LAT)25400-131 ≣B30It (open)
147Levitan Yuliya (USA)2220Vulicevic Nenad (...23630-132 ≣B54Ch Manhattan Ches...
149Escandon Federico...2145Langier Daniel (ARG)23950-126 ≣B33Ch Pan-American (...
150Ortiz Aleman Jose...2185Cabello S0-129B33Ch Spain (team)
155Cheron Stephane (...1952Charlot R16700-124 ≣B54It (open) \
156Paul Reinhart (GER)2100Kiselev Sergey (RUS)24600-127 ≣B33It (open) \
157Semasev Kim (LAT)2249Zhukhovitsky Samu...23950-123 ≣B33Ch World (seniors)