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Sicilian, Dragon, Classical, 9.Nb3 Notation: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. 0-0 0-0 9. 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
630Nadvesnik Maja (SLO)1848Ankerst Milka (SLO)21030-125 ≣B32Ch Slovenia (team...04 Dec 2008
297Biebinger HolgerTrautmann M0-131 ≣B70Ch Germany (junio...
16Kantardjiev MihailMalchev Andrei0-131 ≣B70Ch Bulgaria26 Aug 1938
417Savchenko Boris (...2321Anisimov Pavel (RUS)24050-133 ≣B50Ch Russia (junior...
18Finkelstein MiltonSantasiere Anthon...0-124 ≣B21Ch Manhattan Ches...
102Petrushin Alexand...2405Pigusov Evgeny (RUS)24600-131 ≣B32Ch Russia
5Koksal JVecsey Zoltan0-132 ≣B33Memorial Kautsky
23Taylor JamesHolowach Walter0-126 ≣B70Ch Canada
298Damjanovic Vladim...2425Aleksic Milan (SRB)22320-124 ≣B30Cup Yugoslavia (t...
318Kedziora Claus (GER)2160Van Laatum Gozewi...23550-124 ≣B54VL Ruhrgebiet 199...
720Lazarte Valverde ...Argote Carlos David0-133 ≣B70Ch Pan-American (...05 Jul 2011
339Luukkonen Tommi (...2256Lehtinen Heikki (...21900-130 ≣B70Tournament
30Ahues Carl O (GER)Hermann0-130 ≣B70It10 May 1947
31Nash EdmundDonovan Jeremiah0-119 ≣B70It (open)
383Lahno Kateryna (UKR)2048Andreev Eduard (UKR)24330-133 ≣B33Ch Ukraine (team)
33Pomar Salamanca A...2345Iliesco Juan Traian0-133 ≣B33It
477Barrionuevo Pablo...2232Rebottaro Hector ...22740-126 ≣B70It (open)
347Vass Viktor (HUN)2108Szamoskozi Gabor ...20920-130 ≣B30Tournament (Elo)
48Durao Joaquim (POR)1914Johansson Inge Va...0-133 ≣B70Olympiad
356Kupreichik Viktor...2429Riemersma Liafber...24130-131 ≣B30Bundesliga (2nd) ...
742Feltrin Kris (SLO)1644Belardinelli Fran...19150-121 ≣B70It (open)30 Jan 2012
358Modla JuergenThalwitzer David ...21360-132 ≣B50It (open)
361Flaisigova Petra ...2006Slepankova Radka ...20810-131 ≣B70Ch Czech Republic...
365Rada Daniel EloyGomez Ken0-126 ≣B70It (open)
45Benitez Francisco...Schneider Lucien ...0-132 ≣B70Olympiad13 Sep 1956
367Kupreichik Viktor...2429Stanec Nikolaus (...24770-127 ≣B23It (open)
47Ravinsky Grigory ...Simagin Vladimir ...0-125 ≣B70?
50Ary ClaudioGentil Luiz Jr (BRA)22150-124 ≣B33Ch Brazil
51Van HumbeekNikitin Aleksande...24300-121 ≣B33Olympiad (student...
113Ferrera Benjamin ...2254Ochoa De Echaguen...24200-128 ≣B33It (open)
53Krutikhin YuriGusarow Mariusz (...21590-128 ≣B70Ch URS (1/2 final)
289Nguyen TrucNgo Ngoc Quang (VIE)22850-126 ≣B70Ch Vietnam (junio...
732Ciobanu Viorel Ad...2222Bogdan Dan (ROM)23670-133 ≣B32Ch Romania (team)...05 Oct 2011
138Timman Jan H (NED)2660Hjartarson Johann...26100-125 ≣B30Cup World (cat.15)
58Mangini Jose ThiagoCamara Helder (BRA)23470-126 ≣B70Ch Brazil
59Lemos Jorge Joao ...2085Averbakh Yuri L (...24450-125 ≣B33It
142Olsen Peter Erik ...2247Skousen Nikolai (...22470-131 ≣B32Ch Denmark (team)...
62Van Der Weide Pie...2197Slisser Theo (NED)20870-123 ≣B70It (b)
229Saidov Beqali (UZB)2350Horvath Imre (HUN)19230-130 ≣B70It (open)
64Dely Peter (HUN)2391Velimirovic Drago...24070-127 ≣B70It
65Rasmussen Poul (DEN)Lobigas Julian (PHI)23250-132 ≣B33It
66Eriksson SixtenEdelsvard Olle0-129 ≣B70corr.
67Smith OlleJohansson Martin ...24300-127 ≣B32corr.
68Van Geet Dirk Dan...2278Korchnoi Viktor (...25560-132 ≣B27It \
248Volpinari Danilo ...2025Pagnoncelli Marco...21210-120 ≣B70It (open)
396Vink Nico (NED)2296Riemersma Liafber...24180-133 ≣B53Ch Netherlands (t...
72Tuominen RaunoSalonen Simo0-131 ≣B32?
73Anderson Bruce R ...2188Cuartas Carlos (COL)22560-125 ≣B32Olympiad
74Drew MMarrinan Des0-113 ≣B70Ch Ireland15 Jul 1970
164Bonnaire Rudolf (...2097Erhart Helmut (AUT)20620-122 ≣B70Ch World (seniors)
171Cooper Deborah (WLS)2150Ward Christopher ...24400-128 ≣B70It (open)
173Sammut Briffa Pet...1997Yurtaev Leonid (KGZ)24720-127B70Olympiad
78Durao Joaquim (POR)2360Robatsch Karl (AUT)24400-131 ≣B54Olympiad
175Arvidsson TKarlsson Lars (SWE)24800-131 ≣B70Tournament
188Suarez Damian (ARG)2240Hoffman Alejandro...24400-130 ≣B70It (open) \
189Rowland Todd W (USA)2308Olesen Martin (DEN)23040-119 ≣B53It (open)
2Spielmann Rudolf ...Bernstein Osip (FRA)0-125 ≣B21It
195Hatzinikola EKotronias Vasilio...25900-126 ≣B33It (open)
85Halasz Tamas (HUN)2356Forintos Gyozo V ...24250-130 ≣B06Ch Hungary
37Almeida Soares Jo...Gentil Luiz Jr (BRA)22150-132 ≣B33Ch Brazil
10CourteStrehle Ernst (SUI)0-133 ≣B70Olympiad
204Porubszki Georg (...1947Karklins Andrew (...22050-130 ≣B33It (open)
36Beni Alfred (AUT)2210Platt Joseph (AUT)0-128 ≣B33Memorial C.Schlec...
213Riccio ErnestoFrank Mario (ARG)22010-130 ≣B70corr.
96Kondali JovanNesis Gennadij (RUS)23600-133 ≣B70?
215Aoiz Linares Jose...2118Lerch Gallemi Jos...22240-132 ≣B70Ch Catalunia
94Abraham GJKretschmer Helmut0-125 ≣B70Ch DDR (corr.)
224Spiess Timo (GER)2186Hausrath Daniel (...25070-129 ≣B70NRW-liga (juniors...
99Petrushin Alexand...2434Kimelfeld Rudolf ...0-127 ≣B70?
60Tebourbi KSuarez Luis (PUR)0-130 ≣B32Ch World (team) (...
217Luecke Norbert (GER)2353Schlick Volker (GER)23040-129 ≣B33Bundesliga 1993/94
103Buchanan H2160Watts David (ENG)22700-124 ≣B70Ch Great Britain
235Hadzinikola Eleni...Petraki Maria (GRE)20340-131 ≣B70Ch Greece (w)
105Alexander Joe MattFindlay Ian T (CAN)23050-127 ≣B70It (open)
264Hernandez JC2055De La Villa Garci...24950-130 ≣B33It (open)
243Escandell Juan C ...2275Garbarino Rodolfo...24250-131 ≣B27It (open)
108Kiefer Gerhard (GER)2257Klauser Markus (SUI)23710-128 ≣B70Match \
245Chilese Carlo1940Vismara Daniele (...21550-133 ≣B70It (open)
111Shamkovich Leonid...2342De Firmian Nick E...25450-127 ≣B23It (open)
69Krupanszki KDubinin Peter V (...0-124 ≣B70Ch Europe (corr.)
13Poulsen ChristianNapolitano Mario ...0-130 ≣B30Olympiad
261Harkins MikeAdams Phil (ENG)20970-126 ≣B27It (open)
115Salazar Adriana (...2100Nemet Ivan (SUI)23480-128 ≣B23Ch Switzerland
54Myagmarsuren Lham...2199Soos (ROM)0-133 ≣B27Olympiad
117O'Siochru Maureda...Ferrer-Lucas Pepi...0-121 ≣B32?
119Feldhausen HorstKievelitz Bernd (...20620-130 ≣B54corr.
252Stanojevic Stanim...2107Amann Guenter (AUT)23530-131 ≣B70It (open)
272Schlusnik Nandor ...2265Horvath Adam (HUN)24150-129 ≣B32It (a)
310Koskela Niina (FIN)2205Nilssen John Arni...23050-124 ≣B30It (open) \
123Bergmanis Olgerts...1756Bunn Nigel0-119 ≣B70It (open) \
409Melero Morales Ja...2067Bajo Gutierrez Ig...22990-133B53Ch Asturias
125Van Der Zwan JCompagnie Luc Ger...21890-130 ≣B70Ch Netherlands (c...
126Horhammer AndreasSalminen Jarmo0-133 ≣B70?
7Moritz BrunoEngels Ludwig (GER)0-133 ≣B33Ch Germany
129Piedra FRodriguez Andres ...25050-133 ≣B70It (open)
8MeszarosWessel0-119 ≣B33It
131Nijboer Friso (NED)2545Doery Jeno (HUN)22760-126 ≣B32It
132Faure Jean2200Gerber Richard (SUI)22750-130 ≣B70It
265Florczak Tomasz (...2082Banasik Henryk (POL)21180-126 ≣B70Ch Poland (team) ...
379Nguyen Kim-David ...2118Gufeld Eduard (USA)24540-123 ≣B32It (open)