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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
664Toenniges Thomas ...2105Steingrimsson Hed...25500-129 ≣B54It \03 Jun 2010
744Drop Szymon (POL)1766Piotrowski Przemy...19330-129 ≣B54Ch Poland (team) ...
310La Rocca MarkIvanov Alexander ...25150-129 ≣B54It (open)
731Pruess David (USA)2395Lobo Richard (ENG)22511-029 ≣B54It \07 Jan 2012
654Weber Christoph (...2202Titz Heimo (AUT)22250-129 ≣B33Bundesliga B Mitt...27 Feb 2010
18Ajanski Jordan S ...2350Milev Zdravko (BUL)22300-129 ≣B33Ch Bulgaria16 Nov 1954
254Morier BrunoCardoso Carlos Al...22070-129 ≣B33Tournament \13 Feb 1997
332Lillipuu OlevKemppainen Tuomo0-129 ≣B33Ch Finland (team)...
336Zorko Jure (SLO)2456Gomboc Miha (SLO)21850-129 ≣B54Ch Slovenia
627Le Kieu Thien Kim...2250Nguyen Thi Thanh ...23300-129 ≣B33Zt (w)28 Jul 2009
357Marre Erwan (FRA)2009Stoenescu Radu (FRA)21750-129 ≣B33Ch France (team) ...
622Vorontsov Nickola...2312Rysbayeva Aigerim...21671-029 ≣B54It (open)14 Jun 2009
624Bharathi R (IND)1952Mamedov Nidjat (AZE)26140-129 ≣B54It (open)
71Upton Timothy J (...2181Van Der Wiel John...25350-129 ≣B53Olympiad
367Cardoso Pedro Mad...2180Andrade Leonardo ...22630-129 ≣B54It (open) \
658Vega Gutierrez Be...2233Menvielle Lacourr...22621-029 ≣B33Memorial Pedro Le...03 Apr 2010
378Firnigel Janos (HUN)2068Staflin Soren (SWE)20631-029 ≣B54Cup Alfoeld (open)18 Jun 2001
382Pieris T D R (SRI)2128Chan Peng-Kong (SIN)23620-129 ≣B33Olympiad
383Duarte Eduarda (ANG)1845Hund Barbara (SUI)22710-129 ≣B54Olympiad (w)
384Lewis James E (DOM)2246Finegold Benjamin...25510-129 ≣B33It (open)
390Pratibha Y (IND)2194Churun Polina (BLR)21431-029 ≣B33Ch World (juniors...
606Merta Vlastimil (...1944Gil Karel (CZE)19790-129 ≣B33Czech League 2008...22 Mar 2009
396Reinoso S (PER)Choque J (PER)0-129 ≣B54Tournament (swiss)
160Heedt Thorsten Dr...2170Aseev Konstantin ...25400-129 ≣B54It (open) \
445Valenti Giuseppe ...2269Mchedlishvili Mik...25040-129 ≣B54It (open)15 Feb 2004
580Starkov S (RUS)2262Iskusnyh Sergei (...24670-129 ≣B33Tournament (open) \25 Aug 2008
468Salem Ali Maoloud...2228Zoltek Tadeusz (POL)23130-129 ≣B33Olympiad23 Oct 2004
447Borigas Edgardo (...1986Ak Qadri Pg Mohd ...0-130 ≣B30Ch Asian Cities (...25 Mar 2004
421Burijovich Lilian...2212Atalik Suat (BIH)25410-130 ≣B54It (open)
57Kogan Boris M (USA)2445Baczynskyj Boris ...22221-030 ≣B33It \
140Alfara J LAdla Diego (ARG)24550-130 ≣B54It (open)
73Westerinen Heikki...2390Hjartarson Johann...25050-130 ≣B50Zt
76O'neill Y Dayneko...Acebal J Maria (ESP)23270-130 ≣B33Ch Asturias (pref...
92Pletsch Andreas2016Schmidt Heike15201-030 ≣B33It (open)
93Kourtesis Georgio...2191Skoularikis Fotio...22230-130 ≣B54It (open) \
106Mounib A (MRC)Hakki Imad (SYR)23621-030 ≣B33Olympiad
109Blasi FBjelica Dimitrije...23801-030 ≣B33It (open)
110Sosa Luis (PUR)2133Dlugy Maxim (USA)25250-130 ≣B54It (open)
126Chehayeb SalahNoren K1-030 ≣B33It (open)
128Jungbluth Rolf (GER)2159Hogberg Jan (SWE)21081-030 ≣B30It (open)
141Ipavec Petra (SLO)2091Krmelj Natasa (SLO)20750-130 ≣B33It (open) (w)
23Yepez Olavo (ECU)2305Rannanjarvi1-030 ≣B33Ch World (team) (...
171Wegener Olaf (GER)2423Markgraf Alexande...24930-130 ≣B33Ch Germany (junio...
4German Eugenio (BRA)2315Ribeiro Sabino Jr1-030 ≣B33Ch Brazil
189Tahkavuori Tapani...2066Fieandt John (FIN)21860-130 ≣B50Ch Finland (team)...
208Gmizic PeterNutu-Gajic Dana (...23050-130 ≣B53Tournament
209Moya Soriano Migu...2340Torner Planell Jo...21230-130 ≣B33It (open) (active)
359Derkos DArgiroudis Stamat...22050-130 ≣B33It (open)
267Charneira Hermene...2140Costa Paulo (POR)21440-130 ≣B54Ch Portugal (team...
273Juranic Bruno (CRO)2183Karakatic Tomisla...20200-130 ≣B33Ch Croatia (team)...
564Belitzky Dmitri G...2084Zavialova Ekateri...17831-030 ≣B33Memorial Y. Voron...
322Felegyhazi Laszlo...2300Racz Zoltan (HUN)22931-030 ≣B54Ch Hungary (team)...28 Feb 1999
307Jablonska Hanna (...2090Kowalska Elzbieta...20800-130 ≣B33Ch Poland (team) ...
328Lopez Yurima (CUB)2093Cruz Katia1-030 ≣B33Ch Cuba (juniors)...
352Salazar Anibal (VEN)Borges Gabriel (VEN)22280-130 ≣B54Ch Venezuela
354Chalupecky Vladim...2095Stastny Jan (CZE)21861-030 ≣B54Czech League (V) ...
356Geissler Dieter (...2058Stock Hugo (GER)16361-030 ≣B33Ch Germany (seniors)
362Onoprienko GrigoriyVinogradov Jevgen...1-030B33Memorial I.Stepichev
370Milovanovic DraganKrush Irina (USA)24110-130 ≣B54Ch Amateur Team
376Sanchez Corujo Jo...2257Gavril Draghici F1-030 ≣B33It (open)
388Pesola Jyrki (FIN)2078Puuska Heini (FIN)20391-030B54Ch Finland (team)...
410Lundberg Gunnar (...1985Tschirky Werner (...17201-030 ≣B54Ch World (seniors)
72Usachyi Mark (UKR)2196Tiagunov G1-030 ≣B33Ch World (1/2 fin...
454Derbentseva Irina...2069Maslak Alexander ...22050-130 ≣B33It (open) \
422Pena Gomez Manuel...2223Moreno Tejera Emi...22750-130 ≣B53Ch Spain (juniors...
464Smagalski Jarosla...1933Slaby Jerzy (POL)24280-130 ≣B54Ch Poland (team) ...08 Sep 2004
482Krstic Uros (CRO)2350Martin Stefan (GER)22731-030 ≣B33It (open)
489Wiesinger Robert ...2235Butunoi Alexandru...24180-130 ≣B54It (open)27 Dec 2005
491Cetkovic Bozidar ...2215Klasan Vladimir (...22200-130 ≣B54It (open)28 Jan 2006
495Vargyas Zoltan (HUN)2160Havaskori Laszlo ...20291-030 ≣B54Tournament (Elo) (a)14 Feb 2006
499Shenin Andrey (RUS)2237Zemlyanskiy Dmitr...22081-030 ≣B33Ch Russia (junior...
516Galvan Llop Rober...2033Dominguez Aguilar...24120-130 ≣B23It (open)15 Feb 2007
186Seminara Juan Pab...2200Paglilla Carlos (...24000-130 ≣B54Match (team)
522Svrtan Zlatko (CRO)2099Topel Zehra (TUR)22460-130 ≣B33It (open)25 Mar 2007
533Py Walter (FRA)2108Estremera Panos S...24000-130 ≣B54It (open)
245Queirolo Manuel (...2108Ramirez Sergio1-030 ≣B33It (open)
553Karrer Damian (SUI)2108Lehmann Marco (SUI)23010-130 ≣B54It (open)23 Feb 2008
565Gosic Bogdan (SRB)2337Cabrilo Goran (SRB)25000-130 ≣B54Cup Serbia (team)16 Jun 2008
578Kyas Philipp (GER)1889Chmielewski Jakub...17481-030 ≣B54Ch European Union...08 Aug 2008
602Natterer Winfried...1793Oud Niek (NED)20370-130 ≣B33It (open)09 Mar 2009
443Baxishov A (AZE)Agaragimov Djakha...21540-130 ≣B54Ch Azerbaijan (ju...27 Jan 2004
626Gorshkov Leonid (...2108Vandevoort Pascal...23580-130 ≣B33It (open)27 Jul 2009
635Vala Filip (CZE)2058Vecera Pavel (CZE)21880-130 ≣B54It (open)30 Sep 2009
636Wasserbauer Radek1966Vlasak Lukas (CZE)21811-030 ≣B54Extraliga 2009/10...04 Oct 2009
640Correa Octavio De...Santa Santa Danie...1-030 ≣B33It (open)16 Nov 2009
61Silva Carlos Ales...Abarca Aguirre Ma...23471-030 ≣B54Ch Chile04 Oct 1980
661Brkic Ivica (CRO)2164Biliskov Vjekosla...22960-130 ≣B54It (open)09 May 2010
249Zarkovic Danijela...2095Morkunaite Egle (...21380-130 ≣B33Ch Europe (junior...
159Farago Sandor (HUN)2360Volzhin Alexander...24250-130 ≣B33It (cat.8)
680Koval Anton (SVK)2156Vermirovsky Vlast...20181-030 ≣B54It (open) \04 Oct 2010
682Guzman River (COL)1968Henao Gallego And...1-030 ≣B32Tournament (open)...
700Moskvin MaksimGeyko Roman (RUS)19440-130 ≣B33Tournament \
628Bulmaga Irina (MDA)2277Raeva Elitsa (BUL)22360-130 ≣B33Ch Bulgaria (open...29 Jul 2009
705David Ivan1970Dias Theodore (FRA)17771-030 ≣A04It (open)19 Jun 2011
707Szukics Adam (HUN)1646Ugroczky Peter (HUN)16881-030 ≣B54Ch Hungary (junio...29 Jun 2011
712Guzzetti Luigi En...1962Martinez Rolly (PHI)24190-130 ≣B33It (open)29 Jul 2011
6Vestol AageBergqvist Allan1-030 ≣B33Olympiad
10Ravinsky Grigory ...Ufimtsev Anatoly ...1-030 ≣B54Ch URS (1/2 final)
306Ravnik Franc (SLO)1913Nevednichy Vladis...25370-131 ≣B54It (open)
743Martic Slavko (CRO)2014Martinovic Sasa (...25040-131 ≣B33It (open)09 Jun 2012