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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
650Kocwin Bartosz (POL)2254Jurkiewicz Krzysz...21600-131 ≣B70It (open)22 Aug 2009
643Simonik Adam1574Premus Jan19550-132 ≣B70Czech League 2008...25 Apr 2009
660Kanceljak Dalia (...1904Gheng Simona (GER)20581-024 ≣B70It \01 Dec 2009
648Arig Busra (TUR)1754Menzi Nezihe Ezgi...17230-128 ≣B70Ch Turkey (w)13 Jul 2009
362Vink Nico (NED)2271Keessen Albert Jan1-028 ≣B70Ch Netherlands (j...
665Koskela Niina (FIN)2187Nithander Victor ...24220-122 ≣B70Cup Rilton (open)04 Jan 2010
344Vink Nico (NED)2285Wortel Marten (NED)22851-027 ≣B70It (cat.6)
48Durao Joaquim (POR)1914Johansson Inge Va...0-133 ≣B70Olympiad
95Mueller PaulKretschmer Helmut0-133 ≣B70Ch DDR (corr.)
623Bulatovic Ilija (...1903Le Thanh Tai (VIE)18891-033 ≣B70Ch World (juniors...20 Oct 2008
520Kiefer Gerhard (GER)Gentner Nils1-026 ≣B70Verbandsliga Bade...16 Oct 2005
548Taylor Geoffrey P...2071Turner Lewis19901-023 ≣B70Ch England (team)...03 Dec 2006
158Radics Laszlo (HUN)1979Kun Sandor (HUN)20421-029B70Ch Hungary (team)...
161Prieto Gallardo F...Blasco LM1-029 ≣B70It \
252Stanojevic Stanim...2107Amann Guenter (AUT)23530-131 ≣B70It (open)
696Seidel Michael (GER)2058Fedorovsky Michae...24110-131 ≣B70It (open) \02 Sep 2010
597Petrova Olga (RUS)2221Antipin Sergey (RUS)21311-033 ≣B70It (open) (b)13 Jun 2008
255Gurevich Vladimir...2445Lehtinen Antti (FIN)21931-030 ≣B70It (open) \
313Lynch PCasey Eoghan1-026 ≣B70It (open) (b)
439Buttner Natalia (...2099Alza Ignacio1-018 ≣B70Ch Argentina (jun...
194Hellsten Johan (SWE)2550Carlsson Daniel (...22891-019 ≣B70It (juniors)
253Crocker MichaelAllen Andrew (AUS)22150-127 ≣B70It (open)
496Cubas Jose Fernan...2376Canda Danilo (NCA)23351-026 ≣B70Olympiad27 Oct 2004
467Thipsay Praveen M...2464Abu Sufian Shakil...23171-024 ≣B70Ch Asia
764Assumpcao Roberto...2218Caceres Recalde G...15821-030 ≣B70Ch American Conti...12 Oct 2012
685Orozco Luz Elena ...2129Castrillon Meliss...20131-033 ≣B70Ch Colombia (w)26 Jun 2010
127Tsomis Dimitrios ...2179Adamidis H1-031 ≣B70Ch Greece (team)
162Nilsen MatsAndersson Niklas19961-015 ≣B70Ch Sweden (corr.)
208Pamies Martinez L...1956Vives Font Raquel1-019 ≣B70It (open)
425Blaszczak Pawel (...2064Baran Pawel (POL)20991-020 ≣B70Ch Poland (team) ...
750Velasquez Rommel ...2062Alfaro William (NCA)22310-128 ≣B70Ch Nicaragua17 Mar 2012
265Florczak Tomasz (...2082Banasik Henryk (POL)21180-126 ≣B70Ch Poland (team) ...
223Kuhlmann ToonJonkman Fokke1-031 ≣B70Ch Netherlands (c...
720Lazarte Valverde ...Argote Carlos David0-133 ≣B70Ch Pan-American (...05 Jul 2011
477Barrionuevo Pablo...2232Rebottaro Hector ...22740-126 ≣B70It (open)
187Cela IAngelopoulos Geor...20541-029 ≣B70It (open)
742Feltrin Kris (SLO)1644Belardinelli Fran...19150-121 ≣B70It (open)30 Jan 2012
447Kind Veronika (GER)1967Beltz Carmen (GER)19641-029 ≣B70Ch Germany (junio...
497Makarenko Alexand...2090Belova Olga (RUS)20091-032 ≣B70Ch Privolzhskogo ...
260Haletzki Bernd1955Zankl Thomas (GER)21010-128 ≣B70Ch Niederbayern
289Nguyen TrucNgo Ngoc Quang (VIE)22850-126 ≣B70Ch Vietnam (junio...
706Nukin Batyrbek (KAZ)1953Bauyrzhanova Klar...16921-019 ≣B70It (open)09 Dec 2010
229Saidov Beqali (UZB)2350Horvath Imre (HUN)19230-130 ≣B70It (open)
387Sabri Kan'anAhmad Abbas0-133 ≣B70Ch Arab Boys (und...
248Volpinari Danilo ...2025Pagnoncelli Marco...21210-120 ≣B70It (open)
324Rantanen Yrjo A (...2360Henriksson Svante...21511-022 ≣B70It \
10CourteStrehle Ernst (SUI)0-133 ≣B70Olympiad
96Kondali JovanNesis Gennadij (RUS)23600-133 ≣B70?
27Corte Cesar Juan ...Hounie Fleurquin ...1-030 ≣B70It
81Kislova Alexsandr...2165Sabirova Sofia (KGZ)1-030 ≣B70Olympiad URS
88Thorsteinsson Bjo...2214Hjartarson Johann...25821-025 ≣B70Ch Iceland
69Krupanszki KDubinin Peter V (...0-124 ≣B70Ch Europe (corr.)
16Kantardjiev MihailMalchev Andrei0-131 ≣B70Ch Bulgaria26 Aug 1938
19Yanofsky D A (CAN)2410Donovan Jeremiah1-023 ≣B70It
23Taylor JamesHolowach Walter0-126 ≣B70Ch Canada
24Ragozin Viachesla...Taimanov Mark E (...23861-026 ≣B70Ch Leningrad
25Wade Robert G (ENG)2148Salm Maxwell Charles1-021 ≣B70Ch Australia12 Sep 1945
29Yanofsky D A (CAN)2410Aitken James22001-030 ≣B70It
30Ahues Carl O (GER)Hermann0-130 ≣B70It10 May 1947
31Nash EdmundDonovan Jeremiah0-119 ≣B70It (open)
32Heemsoth Hermann1995Meyer1-028 ≣B70Memorial Junge (c...
34Aitken James2200Friedman O (ENG)1-028 ≣B70Ch Great Britain
43Nitsche WernerThiede Franz1-031 ≣B70Ch DDR (juniors) ...14 Aug 1955
44Salov Sergei (GER)2253Smirnov Vladimir ...22561-026 ≣B70Ch Moscow (1/16 f...
45Benitez Francisco...Schneider Lucien ...0-132 ≣B70Olympiad13 Sep 1956
47Ravinsky Grigory ...Simagin Vladimir ...0-125 ≣B70?
52Galle Andre (BEL)1989Stoppkotte Gerhard1-020 ≣B70Ch OWL
53Krutikhin YuriGusarow Mariusz (...21590-128 ≣B70Ch URS (1/2 final)
56Aitken James2200Footner JK1-017 ≣B70Ch Great Britain
58Mangini Jose ThiagoCamara Helder (BRA)23470-126 ≣B70Ch Brazil
61Swatridge GEPHodgson JA1-030 ≣B70Ch Great Britain ...
62Van Der Weide Pie...2197Slisser Theo (NED)20870-123 ≣B70It (b)
63Domnitz Zadok (ISR)2210Neumann Abraham1-027 ≣B70Ch Israel
64Dely Peter (HUN)2391Velimirovic Drago...24070-127 ≣B70It
66Eriksson SixtenEdelsvard Olle0-129 ≣B70corr.
74Drew MMarrinan Des0-113 ≣B70Ch Ireland15 Jul 1970
75Oney Feridun (TUR)2250Knight Timothy22001-027 ≣B70Ch Europe (juniors)
76Geszosz Pavlosz2390Pribyl Josef (CZE)24401-026 ≣B70It24 Jun 1973
77Venalainen Unto E...2350Lampela Olavi1-020 ≣B70corr.
79Tikkanen JukkaOikarinen Jouko1-028 ≣B70?
83Spassky Boris V (...2630Miles Anthony J (...25651-033 ≣B70It (cat.14)
84Ornstein Axel (SWE)2425Heim Sverre (NOR)23151-032 ≣B70It (open) \
86Bacchini StefanoGentile G1-016 ≣B70It (open) (f)
90Zehfuss Helmut (GER)2007Stratmann Burkhar...21371-019 ≣B70?
91Hoen Ragnar (NOR)2395Conejares F22001-033 ≣B70Olympiad
92Kreie Guenther (GER)1939Mueller Michael (...22911-021 ≣B70Ch OWL
93Schlaeger Uwe (GER)2193Mueller Michael (...22911-030 ≣B70Ch OWL
94Abraham GJKretschmer Helmut0-125 ≣B70Ch DDR (corr.)
99Petrushin Alexand...2434Kimelfeld Rudolf ...0-127 ≣B70?
101Erneste Inguna (LAT)2218Kondou Eva (GRE)21871-027 ≣B70Tournament
103Buchanan H2160Watts David (ENG)22700-124 ≣B70Ch Great Britain
104Thipsay Praveen M...2445Conquest Stuart (...25151-027 ≣B70Ch Great Britain
105Alexander Joe MattFindlay Ian T (CAN)23050-127 ≣B70It (open)
108Kiefer Gerhard (GER)2257Klauser Markus (SUI)23710-128 ≣B70Match \
110Barua Dibyendu (IND)2460Sax Gyula (HUN)25351-029 ≣B70It (open) \
112Huebner Robert Dr...2620Miles Anthony J (...25601-027 ≣B70It \
209Luukkonen Tommi (...2256Koistinen Tero1-024 ≣B70It (open)
116Yanofsky D A (CAN)2410Kaptson A1-026 ≣B70Zt
122Computer \Computer \1-026B70Ch World (computers)14 Jun 1986
469Hunt Adam (ENG)2434Wu Li (ENG)22360-132 ≣B70It (open)