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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
232Schmeing WalterStillger Bernhard...23100-123 ≣B54Oberliga NRW 1996/97
287Vavra Jan (CZE)2166Schula Michal (CZE)22420-128 ≣B54Czech League 1999...
205Gast Jonathan (SUI)2209Georges Sacha (SUI)23400-128 ≣B54Ch Switzerland (t...
231Hadraba Vladimir ...2265Kovalevskaya Ekat...23500-131 ≣B54It (open)
257Paulino Jose (POR)2039Costa Paulo (POR)21440-131 ≣B54Ch Portugal (qual)
283Rieder Josef (GER)2043Solomunovic Igor ...23450-127 ≣B54It (open)
177Mach Anton (SVK)Stefan Oldrich (SVK)19720-126 ≣B54Ch Slovakia (team...
201Pastor Pons Carlo...2216San Segundo Carri...25200-131 ≣B54It (open)
217Liska Jaroslav (SVK)1973Kopjonkin Gennady...23400-122 ≣B54Ch Slovakia
229Van Riemsdijk Vin...2201Tsuboi Edson Kenj...23450-125 ≣B54Ch Brazil (1/2 fi...
247Erwich Marc JL (NED)2422Vovsha Eli (ISR)22400-117 ≣B54Ch Europe (junior...
252Klimpel Thomas (GER)2154Heining Thomas (GER)20720-129 ≣B54It (open)
267Charneira Hermene...2140Costa Paulo (POR)21440-130 ≣B54Ch Portugal (team...
349Ausserer Peter (AUT)Jedinger Andreas ...21010-124 ≣B54Staatsliga B East...
170Prada Rubin Ferna...2169Rivera Daniel (URU)23800-117 ≣B54It (open)
175Gonzalez Fuente C...2249Valles Moreno Iva...23940-119 ≣B54It (open)
191Tsipouris Elefthe...2016Hatzidakis Mihail0-126 ≣B54Ch Greece (junior...
197Kraitner YlanDlugy Maxim (USA)25300-122 ≣B54It (open)
699Shetye Shyam (IND)1850Aswin Jayaram (IND)24730-125 ≣B54It \28 May 2011
210Parkanyi Attila (...2380Nogrady Vilmos (HUN)22900-123 ≣B54Memorial Schneide...
228Collet MarkLeidorf M0-123 ≣B54It (open)
98Kuutti LauriTorkkola Simo0-132 ≣B54It (open)
234Van Rijn Wouter (...2235Greenfeld Alon (ISR)25400-126 ≣B54It (open)
238Camara ArturoSuarez Santiago (...21230-122 ≣B54It
160Heedt Thorsten Dr...2170Aseev Konstantin ...25400-129 ≣B54It (open) \
618Van De Griend Joh...1922Beeke Bobby (NED)21890-124 ≣B54It (open)06 Jun 2009
186Seminara Juan Pab...2200Paglilla Carlos (...24000-130 ≣B54Match (team)
304Rogado NunoAndrade Leonardo ...21830-118 ≣B54It (open)
424Gomez Luna Jorge ...1856Leon Hoyos Manuel...23950-131 ≣B54Tournament
269Kowalewski Jarosl...2060Michniewski Tomas...21730-126 ≣B54Ch Milanowek
648Romero ReinaldoVargas Edward Mis...19520-128 ≣B54It (open)10 Jan 2010
443Baxishov A (AZE)Agaragimov Djakha...21540-130 ≣B54Ch Azerbaijan (ju...27 Jan 2004
398Ramos Cantos Juan...1895Fernando Diogo (POR)24230-122 ≣B54It (open)
53Garcia S Alberto ...Vera Reynaldo (CUB)24920-123 ≣B54?
187Pangen CTate Emory (USA)23800-121 ≣B54It (open)
387Kurochkin Victor ...2415Baklan Vladimir (...26050-128 ≣B54Ch Russia (club)
318Galego Luis (POR)2427Limp Eduardo (BRA)24340-117 ≣B54Memorial V.Toth (...
192Nones Ii Teodulfo...2281Gross David (CZE)23850-123 ≣B54Ch World (juniors...
346Rydzik Karol (POL)2077Dziuba Marcin (POL)23920-126 ≣B54Ch Poland (team)
469Abu Sufian Shakil...2317Palit Somak (IND)23400-132 ≣B54It (open)17 Nov 2004
638Simakov Andrey (RUS)2032Smirnov Alexey (RUS)24150-125 ≣B54It (open) \07 Nov 2009
624Bharathi R (IND)1952Mamedov Nidjat (AZE)26140-129 ≣B54It (open)
460Bruno Ronald (USA)2214Van Buskirk Charl...22930-122 ≣B54Ch Southern Calif...24 Jul 2004
111Schloetterer Herm...1947Barbero Gerardo F...24410-132 ≣B54It (open)
207Sevo Igor (CRO)2256Biliskov Vjekosla...23350-127 ≣B54It (open)
671Schaefers Bernd1787Bischoff Dieter (...21140-128 ≣B54It (open)04 Jul 2010
666Carneiro Francisc...1968Barreto Filho Car...23460-128 ≣B54It (open)04 Jun 2010
174Krivec Jana (SLO)2290Madl Ildiko (HUN)24150-131 ≣B54Cup Croatia (w)
173Vecerkova Vlasta ...Blazkova Petra (CZE)21740-131 ≣B54Ch Moravia (open)...
140Alfara J LAdla Diego (ARG)24550-130 ≣B54It (open)
594Vucko Maja (SLO)1963Grosar Kiti (SLO)22210-132 ≣B54Ch Slovenia (team...30 Nov 2008
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
334Maduro Sherman (AHO)2230Ahmad Aziz (IRQ)23430-123 ≣B54Olympiad
421Burijovich Lilian...2212Atalik Suat (BIH)25410-130 ≣B54It (open)
235Romero Calderon C...2113Baron Rodriguez J...22830-131 ≣B54It (open)
9Vasconcellos Fern...Souza Mendes Joao0-132 ≣B54Zt
484Marcek Jan (SVK)1997Biros Robert (SVK)22020-132 ≣B54It (open)10 Sep 2005
30Haag Ervin (HUN)2284Dely Peter (HUN)23910-132 ≣B54Ch Hungary
527Isgandarova Khaya...2188Balogh Csaba (HUN)25620-129 ≣B54Cup President03 May 2007
493Lamoureux Izabell...2039Bosiocic Marin (CRO)24480-129 ≣B54Ch Mediterranean01 Feb 2006
56Gonzales Mestres ...2350Geller Efim P (RUS)25650-129 ≣B54?
514Purgar Ivona (CRO)2023Solic Kristina (CRO)21480-132 ≣B54It (open) (w)08 Jan 2007
59Bozic AleksandarDamljanovic Brank...26070-125 ≣B54It30 Jan 1980
75Pineault Denis (CAN)2270Ivanov Igor V (CAN)24240-125 ≣B54It
100Miranda Ponce Alv...2234D'Adamo Ettore0-125 ≣B54corr.
80Oparaugo Thomas (...2109Kokkila Tero (FIN)23300-126 ≣B54Ch World (juniors...
88Graeffe Petri (FIN)2060Virtanen Antti (FIN)23480-127 ≣B54Ch Finland (juniors)
461Crapulli Giuseppe...Van De Walle Rob0-126 ≣B54Ch NATO13 Aug 2004
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
136Ipavec Petra (SLO)2091Grosar Kiti (SLO)22190-120 ≣B54Tournament (junio...
556Chomski Maciej (POL)1802Wisniowska Klaudi...19880-132B54It (open)25 Mar 2008
104Tietjen Daniela (...2010Woitinski J0-115 ≣B54Ch Germany (junio...
230Ankhchimer Bayanm...2151Gara Anita (HUN)22650-124 ≣B54Ch World (juniors...
108Efimov Igor (MNC)2400Yermolinsky Alex ...25150-129 ≣B54It (open)
110Sosa Luis (PUR)2133Dlugy Maxim (USA)25250-130 ≣B54It (open)
694Blazeka MihaelaPetrusic Toni (CRO)21700-131 ≣B54It (open) (b)13 Apr 2011
117Zugaj Fjodor (SLO)2211Podvrsnik Marko (...21960-126 ≣B54Ch Slovenia
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)
130Scherrer RolandGroszpeter Attila...25200-129 ≣B54It (open)
132Nurul HHund Barbara (SUI)22260-129 ≣B54Olympiad
281Bermudes Eduardo ...2190Zapata Alonso (COL)24540-128 ≣B54Cup Carnaval (open)
142Gallob BorisWuerl Roland20550-129 ≣B54It (open)
144Kofidis Andreas (...2403Atalik Suat (BIH)25350-117 ≣B54It (open)
147Levitan Yuliya (USA)2220Vulicevic Nenad (...23630-132 ≣B54Ch Manhattan Ches...
155Cheron Stephane (...1952Charlot R16700-124 ≣B54It (open) \
300Petrovic GoranBrenke Andreas (GER)23010-125 ≣B54It (open)
164Ewin Hans-Peter (...1946Euler Gerold (GER)0-127 ≣B54It (open)
573Sanz Sanz Clement...1790Aguera Naredo Jav...23740-132 ≣B54It (open)23 Jul 2008
168Lindri Juni Wijay...2155Hernandez Yudania...22840-131 ≣B54Olympiad (w)
511Kucha Taras (UKR)1861Andreev Vitaliy (...22860-126 ≣B54Ch Ukraine (junio...18 Dec 2006
291Prause RobertLipinsky Fabian (...23310-121 ≣B54Bundesliga (junio...