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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
257Paulino Jose (POR)2039Costa Paulo (POR)21440-131 ≣B54Ch Portugal (qual)
657Jaworski Andrzej ...2040Brewczynski Rober...21040-126 ≣B33Liga Mazowiecka 2...28 Mar 2010
320Radoszta Armando ...2040Della Morte Pablo...22200-122 ≣B33It (open)
450Reuschel Stefan (...2042Thuerauf Peter (GER)19941-027 ≣B33Ch Mittelfranken ...07 Apr 2004
203Berger Joachim (GER)2042Gombert Reiner (GER)19120-125 ≣A00Ch Schleswig Hols...
283Rieder Josef (GER)2043Solomunovic Igor ...23450-127 ≣B54It (open)
372Papaioannou Hrist...2045Krakops Maris (LAT)25180-131 ≣B33It (open)
321Riman Vaclav (CZE)2045Macicek Jan (CZE)20211-031B33Ch Moravia (junio...
481Tierling Detlef (...2045Issermann Ryhar (...23090-124 ≣B33Memorial Karl Mal...29 Jul 2005
165Wijnhoven Theo (NED)2047Eckert Frank (GER)22391-027 ≣B54It (open)
337Adensamer Gerhard...2047Seres Lajos (HUN)24440-128 ≣B33It (open)
221Cipa Michal (POL)2048Kasprzyk Tomasz (...20841-028 ≣B54Ch Poland (team) ...
309Deuber Roman (SUI)2049Georges Sacha (SUI)22450-125 ≣B54It (open)
411Cascudo Pueyo Ign...2051Carracedo Rodrigu...1-026B54It (open) \
549Reppen Sigmund (NOR)2055Vasvari Tamas (HUN)21401-027 ≣B33It (open) (challe...22 Jan 2008
392Regue Farran Enri...2057Plachkinova Tatja...21870-124 ≣B33Ch Tarragona
199Sintes Marc (FRA)2057Soalleiro Jean20301-031 ≣B23Tournament
593Vidal Zamora Alex...2058Lillo Castan Vict...21770-116 ≣B54Ch Girona30 Nov 2008
356Geissler Dieter (...2058Stock Hugo (GER)16361-030 ≣B33Ch Germany (seniors)
635Vala Filip (CZE)2058Vecera Pavel (CZE)21880-130 ≣B54It (open)30 Sep 2009
409Markantonaki Hari...2059Polyzou H16851-022 ≣B33Ch Greece (junior...28 Apr 2002
333Andreeva Mariya (...2059Nikolaidis Ioanni...25120-123 ≣B33It (open)
88Graeffe Petri (FIN)2060Virtanen Antti (FIN)23480-127 ≣B54Ch Finland (juniors)
269Kowalewski Jarosl...2060Michniewski Tomas...21730-126 ≣B54Ch Milanowek
347Zarza Ronald (PAR)2061Alvarez Johan (VEN)23170-121 ≣B54Ch World (juniors...11 Aug 2000
709Poznanska Katarzy...2062Hoffmann Paul (GER)23171-026 ≣B54Memorial M.Najdor...14 Jul 2011
379Diaz Sanchez Jose...2062Colas Longares Ra...23390-132 ≣B33Ch Spain (open)
326Batali Gheorghe (...2063Sima Marian (ROM)22930-127 ≣B53Memorial V.Ciocal...
368Sequeda Nancy (VEN)2065Pina Sulennis (SUL)23450-117 ≣B54Ch Continent (w)
603Karisik Nenad (MNE)2065Susak Zeljko (CRO)21971-021 ≣B33Ch Europe17 Mar 2009
537Bondar Leonid (USA)2066Danner Georg (AUT)24340-119 ≣B33Ch World (seniors)17 Sep 2007
452Dobes Oldrich (CZE)2066Meins Gerlef (GER)24400-126 ≣B33It (open)15 May 2004
504Titz Herbert (AUT)2066Kiss Attila (HUN)24000-128 ≣B33It (open)13 Jul 2006
189Tahkavuori Tapani...2066Fieandt John (FIN)21860-130 ≣B50Ch Finland (team)...
378Firnigel Janos (HUN)2068Staflin Soren (SWE)20631-029 ≣B54Cup Alfoeld (open)18 Jun 2001
454Derbentseva Irina...2069Maslak Alexander ...22050-130 ≣B33It (open) \
351Llobet Reus Joan ...2069Fernandez Pintado...20321-031 ≣B53It (open) \
330Marinescu Emilian...2070Mosnegutu Mariana...22320-128 ≣B33It (open) \
381Sharp Dale Eugene...2072Soltis Andrew E (...24070-131 ≣B33It (open)
428Lecoq Julien (FRA)2075Estremera Panos S...23770-114 ≣B33It (open)
261Lange Peter (GER)2076Wiedersich Jens (...21390-131 ≣B32Oberliga Northeas...
240Teodoro Roderick ...2076Dougherty Michael...22650-132 ≣B33Tournament
198Bartos Alois (CZE)2077Adamek Zdenek (CZE)22521-032 ≣B54Ch Czech Chess Un...
642Ristic Slobodan B...2077Shishkin Vadim (UKR)25070-117 ≣B33It (open) \24 Nov 2009
346Rydzik Karol (POL)2077Dziuba Marcin (POL)23920-126 ≣B54Ch Poland (team)
689Vazquez Gonzalez ...2078Fernandez Lledo J...21711-032B54Ch Madrid (1/2 fi...28 Jan 2011
388Pesola Jyrki (FIN)2078Puuska Heini (FIN)20391-030B54Ch Finland (team)...
448Bogomolova Ekater...2080Ivakhinova Inna (...21771-024 ≣B33Ch Russia (junior...
202Cajal Andre (BRA)2081Limp Eduardo (BRA)23250-127 ≣B23It (open)
564Belitzky Dmitri G...2084Zavialova Ekateri...17831-030 ≣B33Memorial Y. Voron...
343Rosa Danilo Epita...2085Coelho Luis (BRA)21641-025 ≣B33It (open)
435Hock Gerold (GER)2085Issermann Ryhar (...23250-119 ≣B33Memorial Karl Mal...26 Jul 2003
610Glazkov Arseny (RUS)2086Donskov Anatoly (...21940-128 ≣B33Ch Russia (junior...15 Apr 2009
331Turunen Markus (FIN)2086Nieminen Kari (FIN)22250-116 ≣B33Ch Finland (team)...
485Rutschke Bernhard...2087Baklan Vladimir (...25900-127 ≣B50It (open)01 Oct 2005
282Majul Isolina (COL)2088Villegas John19201-028 ≣B54Tournament
740Contreras Miguel ...2088Cifuentes J21140-125 ≣B54It \08 Apr 2012
107Paizis Adamantia ...2090Clarke Thomas (IRL)22151-021 ≣B54Olympiad
307Jablonska Hanna (...2090Kowalska Elzbieta...20800-130 ≣B33Ch Poland (team) ...
275Moreno Mestre Jul...2090Rodes Apilluelo J...20160-132B33It (open)
408Rolfe Warrick (CAN)2090Nickoloff Bryon (...24130-127 ≣B54It (open)
141Ipavec Petra (SLO)2091Krmelj Natasa (SLO)20750-130 ≣B33It (open) (w)
216Kopera Michal (SVK)2091Kostelny Jozef (SVK)22320-123 ≣B33Ch Slovakia
136Ipavec Petra (SLO)2091Grosar Kiti (SLO)22190-120 ≣B54Tournament (junio...
328Lopez Yurima (CUB)2093Cruz Katia1-030 ≣B33Ch Cuba (juniors)...
312Felber Joseph J (...2094Buscemi Edward0-128 ≣B33Ch State New York
544Tashimova Nadiya ...2094Pak Evgeniy (KAZ)21840-121 ≣B54It (open)17 Dec 2007
354Chalupecky Vladim...2095Stastny Jan (CZE)21861-030 ≣B54Czech League (V) ...
587Jakesevic Branko ...2095Varga Josip (CRO)20940-115 ≣B33Ch Croatia (team)...26 Oct 2008
249Zarkovic Danijela...2095Morkunaite Egle (...21380-130 ≣B33Ch Europe (junior...
316Galuszka Kamil (POL)2096Mierzynski Jarosl...21541-020 ≣B54Ch Poland (team) ...
274Fuertes Garay Jav...2097Colas Longares Ra...23100-126 ≣B33It (open)
522Svrtan Zlatko (CRO)2099Topel Zehra (TUR)22460-130 ≣B33It (open)25 Mar 2007
498Rawicz Karol (POL)2100Pigula Marek (POL)20761-029 ≣B54Ch Poland (junior...27 Mar 2006
156Paul Reinhart (GER)2100Kiselev Sergey (RUS)24600-127 ≣B33It (open) \
614Kostrikina Anna (...2100Kryakvin Dmitry (...25710-132 ≣B54Memorial V.Dorosh...23 May 2009
588Bigalke Tobias (GER)2101Stabolewski Andre...22770-127 ≣B33It (open)06 Nov 2008
137Ljubic Pero (CRO)2102Kerschenbauer Fra...20060-125 ≣B33It (open) (b)
425Postupa Pavel (CZE)2102Cvek Robert (CZE)24870-125 ≣B33It (open)
723Avila Pedro (COL)2102Vargas Eduar Misael19071-032 ≣B54It (team)17 Oct 2011
737Vogel Johannes (GER)2102Gschnitzer Oswald...24660-125 ≣B54It \17 Feb 2012
430Barhudarian Rafae...2103Fedin Sergey (RUS)0-121 ≣B33Tournament (open)\
552Bazaj Bockai Snje...2103Berke Ana (CRO)20800-126 ≣B53Ch Croatia (w)03 Feb 2008
492Ivanov Cvetalin (...2104Mladenov Plamen (...22290-129 ≣B54Ch Bulgaria (juni...
259Silveirinha Jose ...2104Ko Ko Hlaing1-023 ≣B33Ch Asian Cities (...
664Toenniges Thomas ...2105Steingrimsson Hed...25500-129 ≣B54It \03 Jun 2010
478Zielbauer Thomas ...2105Shengelia Davit (...25470-125 ≣B54It (open)
278Langrock Hannes (...2105Ebel Tobias1-013 ≣B33Ch North Germany ...
166Gerstenhauer Dore...2106Schneider Lars-Ak...23641-024 ≣B33It (open) (active)
101Harlin Henri (FRA)2106Pal Imre (HUN)21551-028 ≣B54It (open)
553Karrer Damian (SUI)2108Lehmann Marco (SUI)23010-130 ≣B54It (open)23 Feb 2008
533Py Walter (FRA)2108Estremera Panos S...24000-130 ≣B54It (open)
245Queirolo Manuel (...2108Ramirez Sergio1-030 ≣B33It (open)
626Gorshkov Leonid (...2108Vandevoort Pascal...23580-130 ≣B33It (open)27 Jul 2009
80Oparaugo Thomas (...2109Kokkila Tero (FIN)23300-126 ≣B54Ch World (juniors...
212Amonatov Farrukh ...2110Ganesan Sankar (IND)22951-023 ≣B33Ch Asian Cities (...
263Csorbai Attila (HUN)2112Pataki Gyozo (HUN)22300-129 ≣B33Cup Tenkes (open)
35Simms Gary (USA)2112Formanek Edward W...22030-118 ≣B33It (open)
675Aslanian Ludmila ...2113Kalinina Larisa (...21470-131 ≣B33Memorial L.Rudenk...05 Aug 2010
235Romero Calderon C...2113Baron Rodriguez J...22830-131 ≣B54It (open)