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Grünfeld, Spassky Variation, Main line, 13.Bd3 Notation: 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 0-0 8. Ne2 c5 9. 0-0 Nc6 10. Be3 cxd4 11. cxd4 Bg4 12. f3 Na5 13. Bd3

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
362Almer Gerald (AUT)2102Hoellrigl Wilfrie...21980-131 ≣D85It (open)
396Opl Klaus (AUT)2305Hoellrigl Wilfrie...22341-036 ≣D85Staatsliga B West...13 Mar 2004
307Cramling Pia (SWE)2504Holmsten Aleksei ...23801-037 ≣D85Cup Rilton
543Veingold Aleksand...2468Holmsten Aleksei ...23761-029 ≣D85Ch Finland (team)...14 Nov 2009
551Kanep Meelis (EST)2532Holmsten Aleksei ...23751-029 ≣D85Ch Finland (team)...13 Feb 2010
438Nielsen Peter Hei...2640Holzke Frank (GER)24611-029 ≣D85Bundesliga 2005/0629 Jan 2006
265Lukacs Peter (HUN)2520Holzke Frank (GER)24001-039 ≣D85It (open)
68Peev Peicho (BUL)2284Honfi Karoly (HUN)23651-032 ≣D85?
446Grossmann Susan (...2025Hoolt Sarah (GER)21351-032 ≣D85Ch Germany (junio...07 Jun 2006
247Bergmans Norbert ...2111Hopkinson1-030 ≣A16Cup European Club
310Nagy Sandor (HUN)1842Horvath Laszlo (HUN)20180-129 ≣D85Ch Hungary (team)...11 Apr 1999
340Mololkina Olga (RUS)2107Horvath Miklosne ...21400-126 ≣D85Ch Hungary (team)...
148Malyshev Vasilij ...2353Horvath Miklosne ...21301-031 ≣D85It (open)
203Gustavsson Cyrill...2206Huss Rolf (GER)21630-136 ≣D85It (open)
96Dokhoian Yury (RUS)2525Huzman Alexander ...25001-036 ≣D85Ch URS (1 liga)
99Neverov Valeriy (...2440Huzman Alexander ...25001-021 ≣D85Ch URS (young mas...
325Cubero Ferreiro R...2126Iglesias Iglesias...1-039 ≣D85It (open)
4Simagin Vladimir ...Ilivitzki Georgi ...23800-137 ≣D85Ch URS
347Bedirov Timur (RUS)2253Isaev Magomed (RUS)22261-031 ≣D85Ch Russia (junior...
582Vshivkov Vitaly (...1824Itkin Alexander (...20181-028D85Memorial Sukharev...20 Jul 2011
98Vyzmanavin Alexey...2540Ivanchuk Vassily ...24801-039 ≣D85Ch Armed Forces
461Wallart Adrien (FRA)2235Jactel Nicolas (FRA)20890-135 ≣D85It (open)29 Dec 2006
89Kaidanov Gregory ...2420Janjgava Lasha (GEO)24101-037 ≣D85Ch URS (1 liga)
39Lilienthal Andor ...2385Jankovec Ivan (CZE)21801-037 ≣D85Cup Nordic (corr.)
224Chevrier Thomas (...2210Janotta Patrick (...21401-036 ≣D85Ch France (open) (a)19 Aug 1993
365Aijala Jouko (FIN)2167Jantti Petri (FIN)20871-032 ≣D85It (open)
361Rau Hannes (GER)2328Jens Jelmer (NED)23590-128 ≣D85Match \
334Ernst Sipke (NED)2459Jens Jelmer (NED)23181-036 ≣D85It (open)
602Brogaard LarsJohansson Anders ...20290-117 ≣D85It \28 Jul 2012
278Paasikangas-T Joh...2265Johansson Jukka (...21171-025 ≣D85It (open)
268Emodi Barnabas (HUN)2360Juhasz Bela (HUN)21241-027 ≣D85It (open) \
588Owiny FestoKaamu Joseph1-035 ≣D85Ch Uganda
402Hauser Carlos (GER)2150Kaczmarczyk Denni...20061-026 ≣D85Ch Baden (MA)13 Apr 2004
556Spasov IvayloKalchev Sava (BUL)16631-028 ≣D85Memorial M.Bobots...04 May 2010
113Gierden HorstKalka Arkadius Ge...23651-039 ≣D85?
273Cedikova Katerina...2212Kalod Radek (CZE)24300-131 ≣D85It (open) \
586Lymysalo Venla1535Kargaci Humeyra0-125 ≣D85Ch Europe (junior...19 Sep 2011
69Hernik MiroslavKassatschki1-021 ≣D85corr.
424Graf Felix (GER)2187Katsuhara Osamu (...21331-037 ≣D85Tournament (Elo)11 Jul 2005
447Komninos Nikolaos...2152Katzourakis Pavlo...20881-024 ≣D85Ch Greece (team)05 Jul 2006
435Becker SoenkeKemeny Matthias (...20460-140 ≣D85Ch Schleswig Hols...
471Magnussen Helge (...2006Kemeny Matthias (...20551-032 ≣D85Ch Schleswig Hols...
344Hoffmann Michael ...2428Kessler Stefan (GER)20841-035 ≣D85It \
343Haller Peter (GER)2026Kessler Stefan (GER)20841-032D85It \
106Browne Walter S (...2449Keyes1-039 ≣D85It (open)
46Szmacinska Grazyn...2181Khadilkar Jayshre...21201-031 ≣D85Olympiad
399Mirzanurov Bulat ...2264Khakimov Timur (RUS)22561-030 ≣D85Ch Russia (junior...
511Sidorov Vjacheslav PKhanov Vjacheslav...21440-133 ≣D85Ch Region06 Aug 2008
254Lytchak Alexander...2295Kharitonov Alexan...25401-036 ≣D85NRW-liga (juniors...
168Kalesis Nikolaos ...2473Khenkin Igor (GER)26240-132 ≣D85It (open)
432Harika Dronavalli...2392Khotenashvili Bel...22881-035 ≣D85Ch World (juniors...17 Nov 2005
284Sommer WolfgangKiel Bernd19500-139 ≣D85Mecklenburg Lande...
368Pedersen Steffen ...2441Kjartansson Gudmu...21061-031 ≣D85It (b)
227Jordan Raul (GER)2179Klee Mario (GER)21731-035 ≣D85Ch Germany (junio...
262Muysers Hendrik1865Klehr Winfried (GER)20370-134 ≣D85It (open)
231Rauch HKnaak Joachim1-036 ≣D85Oberliga East 199...
571Leverett Bruce W ...2300Knatz Michael J1-031 ≣D85Ch USA (amateur) ...21 Feb 2011
351Albers Taco JanKnight Timothy R1-021 ≣D85It (open) \
134Ilic Dragan B (SRB)2266Knobel Rolf (SUI)22601-036 ≣D85It (open)
84Murach KKohl1-036 ≣D85corr.
558Kukhmazov Arsen (...2023Kolmakov Pavel (RUS)22210-131 ≣D85It (a) (open)
453Golovlev Nikolay ...2283Kolodiy Taras (UKR)18811-031 ≣D85It (open) \27 Aug 2006
394Surendran N (IND)2026Konguvel Ponnuswa...24030-134 ≣D85It (open)21 Jan 2004
336Lehmann Holger (GER)2188Konguvel Ponnuswa...24040-128 ≣D85It (open)
505Boiko YaroslavKopeikin Sergey0-134 ≣D85Ukrainian Games (...19 May 2008
124Christiansen Larr...2575Korchnoi Viktor (...25950-132 ≣D85It (cat.15)
5Lilienthal Andor ...2385Korchnoi Viktor (...25560-132 ≣D85Ch URS (1/2 final)
100Tuomala Timo (FIN)2227Koskinen Henri (FIN)22651-024 ≣D85?
330Kit Pavel (BLR)2155Kosmowski Przemys...21761-035 ≣D85It (open) (b)
532Edes Zsofia (SVK)1924Kralova Klaudia (...17831-025 ≣D85Ch Slovakia (juni...28 Jun 2009
97Graf Alexander (GER)2415Krasenkow Michal ...24200-137 ≣D85Ch Armed Forces
466Kleiser Gregor (AUT)2323Kratschmer Heinz ...20991-028 ≣D85It (open)12 Feb 2007
352Hoelzl Juergen (AUT)1496Kreisl Robert (AUT)21210-134 ≣D85Ch Austria (junio...
15Rometti BKristinsson Jon (...22900-137 ≣D85Olympiad
246Mitenkov Alexey (...2430Kriventsov Stanis...23151-033 ≣D85Ch Moscow (open)
286Getmanchuk Andrei...2135Krivonogov A (RUS)23100-128 ≣D85Cup Russia (open)
272Ananchenko Igor (...2285Krivonogov A (RUS)23150-129 ≣D85Cup Russia (open)
521Mareco Sandro (ARG)2503Krysa Leandro (ARG)21851-036 ≣D85It \23 Jan 2009
11Teichmann Erik O ...2312Kuchta Pavel1-026 ≣D85Europe Tournament...
487Ledakov Alexandr ...1902Kudriashov Yuri (...22601-035 ≣D85Ch Ukraine (junio...17 Nov 2007
132Martinovsky Eugen...2299Kudrin Sergey (USA)25700-139 ≣D85It (open) \
126Wilder Michael (USA)2505Kudrin Sergey (USA)25451-036 ≣D85Ch USA
183Tsemekhman Vadim ...2355Kudrin Sergey (USA)25351-037 ≣D85It (open)
77Fedorowicz John P...2525Kudrin Sergey (USA)24950-125 ≣D85Ch USA
433Olzem Lothar (GER)2202Kuhn Gerhard (GER)20480-128 ≣D85It (open)28 Dec 2005
458Zahorsky Robert (...1952Kukel Imre (SVK)22511-030 ≣D85Ch Slovakia (team...26 Nov 2006
370Gomboc Miha (SLO)2144Kukovec Borut (SLO)21790-136 ≣D85Ch Slovenia (team...
169Aagaard Jacob (SCO)2522Kulaots Kaido (EST)25921-034 ≣D85Ch Europe (juniors)
76Vasiliev Rustam N...2405Kuporosov Viktor ...24130-139 ≣D85Ch Armed Forces
8Lustin Vitaly (UKR)Kutianin Yuri (RUS)1-031D85Ch Moscow (for th...
507Kozlov Oleg (RUS)2198Kuznetsov Gennady...24160-125 ≣D85It (cat.1)23 May 2008
371Rylander Dennis (...2357Kyhle Bo (SWE)21991-036 ≣D85Tournament (Elo)
300Peters Stephen G ...2158Lam Daniel1-034 ≣D85It (open)
577Schmitt Roland (GER)1916Langensteiner Mat...20590-140 ≣D85It \24 Jun 2011
566Macejovsky Igor (...2019Langner Jakub (CZE)0-135 ≣D85Czech League 2010...14 Nov 2010
35Kouatly Bachar (FRA)2453Lappoehn Hardy (GER)20831-038 ≣D85It (open)
302Cooke Eric (USA)2250Lapshun Yury (USA)25070-139 ≣D85Ch Manhattan Ches...
164Birens Eric-Andre...1969Laroche P17101-033 ≣D85It (open) (b)
112Heinrich Hans (GER)2199Lauer F0-137 ≣D85corr.
110KaunonenLaurencena1-030 ≣D85Olympiad (corr.)