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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
493Gorozhanin Mikhai...1789Pristalov Evgeny ...18650-114 ≣D85Memorial P.Dubini...
191Insabato Giovanba...2130Agostini Valerio0-115 ≣D85?
555Kim Nikita (RUS)2235Pristalov Evgeny ...20080-117 ≣D85Memorial Y. Voron...
341Friesinger SiegfriedVisweswaran K (IND)23381-017 ≣D85Tournament (IECG)
602Brogaard LarsJohansson Anders ...20290-117 ≣D85It \28 Jul 2012
562Coutinho Marco de...Yunes David Teles...18470-118 ≣D85Tournament (open)24 Jul 2010
271Nguyen T Thu HuongBui Nhu My (VIE)0-118 ≣D85Ch Vietnam (team)...
519Malyshev Nikita (...1824Pristalov Evgeny ...19930-119 ≣D85Memorial P.Dubini...04 Jan 2009
293Matsuura Everaldo...2408Silva Agostinho (...21601-019 ≣D85It (open)
559Karlzen HenrikWedin Svante (SWE)19831-020 ≣D85Ch Sweden (master...03 Jul 2010
342Bloch Pawel (POL)2069Szymanski Piotr (...21100-120 ≣D85Ch Poland (team) ...
135PitsonNusby1-020 ≣D85corr.
245Cornelisse Johnny...2217De Visser P0-120 ≣D85It (open)
291Shneider Aleksand...2551Ustinov Oleg (UKR)22311-020 ≣D85Ch Ukraine (club)
269Smirnov A VVlaskov A (RUS)24541-021 ≣D85Ch Russia (1 liga...
351Albers Taco JanKnight Timothy R1-021 ≣D85It (open) \
99Neverov Valeriy (...2440Huzman Alexander ...25001-021 ≣D85Ch URS (young mas...
474Collins Alan (ENG)1851Webster Richard J...19640-121 ≣D85It (open)07 Apr 2007
72WaltherFranke0-121 ≣D85corr.
69Hernik MiroslavKassatschki1-021 ≣D85corr.
27Walter Gerhard (AUT)2139Franke Claus0-121 ≣D85corr.
357Urbankova Eva (CZE)2191Borkovec Milan (CZE)22111-022 ≣D85Czech League 2002...
222Jelassi SMalouch Fadhel (FRA)18961-022 ≣D85It (open)
591Dobrovolsky Konst...2221Ustinov Alexey (RUS)21311-022 ≣D85Ch Kimry03 Jan 2012
589Esposito Julie (FRA)1774Maruejols Claude ...20391-022 ≣D85It (open)26 Dec 2011
51Deutschmann Matth...2165Sutterer Robert (...22051-022 ≣D85Ch Baden
407Kutlijarov Aleksa...Shamin Alexey0-122 ≣A15Memorial Kopylov ...
601Milutinovic Stefa...1896Vasileva Veronik ...17481-022D85Ch Bulgaria (open...24 Jul 2012
489Kottahachchy K O ...1799Okay Arda Efe (TUR)19290-122 ≣D85Ch World (juniors...24 Nov 2007
441Uhle Helmut2076Schwenck Mathias21850-122 ≣D85Tournament \15 Mar 2006
319Morais Vitor (POR)2167Akesson Ralf (SWE)24860-123 ≣D85It (open)
281Picart Laurent (FRA)2112Le Du Michel (FRA)19121-023 ≣D85It (open)
83Liegel RGerhardt Frank (GER)21370-123 ≣D85corr.
153Frederick Robert ...2210Guerra Daniel Rub...21291-023 ≣D85Europe Tournament...
174Medina Carrasco S...2176Fernandez Murga R...22300-123 ≣D85It (open)
554Benitez Carlos (COL)2160Guerrero Juan Car...22580-123 ≣D85It (open)24 Apr 2010
437Del Rio Angelis S...2492Enjuto Velasco Ro...21831-023 ≣D85It (open)13 Jan 2006
234Hanewinkel Winfri...1975Zagorskis Darius ...24850-123 ≣D85It (open)
156Mesterton OlliPeltonen Pekka1-023 ≣D85?
147Rubio Nevado Pedr...2070Torres Dominguez ...21490-123 ≣D85Ch Spain
486Stoyko Maksym (ITA)2131Angelini Marco (ITA)20090-124 ≣D85Ch Italy (team) (...01 Nov 2007
280Myllyniemi Martti...2142Molari Jukka-Pekka1-024 ≣D85Ch Finland (team)...
367Oliveira Carlos (...Matias Iuri1-024 ≣D85Ch Portugal
220Hahn Manfred1790Herrmann Manfred1-024 ≣D85It (open)
315Kuznetsov Oleg Y ...2207Sagitov E1-024 ≣D85It (open)
391Rau Hannes (GER)2384Markl Martin (GER)22301-024 ≣D85Bundesliga (2nd) ...09 Mar 2003
447Komninos Nikolaos...2152Katzourakis Pavlo...20881-024 ≣D85Ch Greece (team)05 Jul 2006
100Tuomala Timo (FIN)2227Koskinen Henri (FIN)22651-024 ≣D85?
406Tulay Berkay (TUR)2122Sanikidze Tornike...23640-124 ≣D85Ch Europe (junior...29 Jul 2004
354Pavlovic Milos (SRB)2560Olzem Lothar (GER)21821-024 ≣D85It (open)
58OudVan Welzen1-024 ≣D85corr.
44Borchardt Adam (POL)1967Lipski Tadeusz (POL)20391-025 ≣D85Ch Poland20 Feb 1977
40Borchardt Adam (POL)1967Lipski Tadeusz (POL)20391-025 ≣D85Ch Poland
358Farago Ivan (HUN)2483Wartlick Karl (GER)21521-025 ≣D85It (open)
38Popov Nikolay (MDA)2405Anikaev Yuri N (RUS)24330-125 ≣D85Ch URS (qual)
364Andrade Ulises (VEN)2246Vasquez Michael (...16531-025 ≣D85Ch Pan-American (...
592Colombo Camila (URU)Lopez Falcon Jorg...1-025 ≣D85Ch Uruguay (1/2 f...19 Feb 2012
152OvergaardOnstad L1-025 ≣D85Ch Netherlands (c...
586Lymysalo Venla1535Kargaci Humeyra0-125 ≣D85Ch Europe (junior...19 Sep 2011
546Alvarez Nistal Da...1868Villar Perez Samu...20750-125 ≣D85It (open)30 Dec 2009
563Dubessay Bastien ...2336Briet Antoine (FRA)22281-025 ≣D85Ch France (access...
105Piskov Yury (RUS)2415Lputian Smbat G (...25401-025 ≣D85It (open)
22Sacripanti GTatarenko W1-025 ≣D85corr.
77Fedorowicz John P...2525Kudrin Sergey (USA)24950-125 ≣D85Ch USA
492Nyback Tomi (FIN)2565Ernst Thomas (SWE)24501-025 ≣D85Cup Rilton29 Dec 2007
65Priems PieterBoekelman J1-025 ≣D85corr.
421Mironenko Rostisl...2200Tarnovetsky Roman...1-025 ≣D85Tournament (team)...03 May 2005
507Kozlov Oleg (RUS)2198Kuznetsov Gennady...24160-125 ≣D85It (cat.1)23 May 2008
532Edes Zsofia (SVK)1924Kralova Klaudia (...17831-025 ≣D85Ch Slovakia (juni...28 Jun 2009
278Paasikangas-T Joh...2265Johansson Jukka (...21171-025 ≣D85It (open)
136Umezinwa George (...2242Chow Albert (USA)22061-025 ≣D85Tournament
574Colpe Malte (GER)2245Wedrychowski Lukas16451-025 ≣D85Ch Germany (junio...01 May 2011
382Gustafsson Jan (GER)2603Hintze Helge (GER)22961-026D85Ch Germany (Inter...
488Rogozenko Dorian ...2519Akesson Ralf (SWE)24681-026 ≣D85It (cat.8)20 Nov 2007
360Kourkounakis Ilia...2375Byklum Bjornar (NOR)22141-026 ≣D85It (b)
579Tuominen Risto (FIN)2283Nieminen Markus1-026 ≣D85It (open)05 Jul 2011
580Baraeva Irina (RUS)2187Zaitsev Evgeniy (...1-026 ≣D85Memorial L.Poluga...07 Jul 2011
279Rauk Tonu (EST)2205Zitin Yuri (EST)22051-026 ≣D85Ch Estonia (team)
285Voulikh BorisMueller0-126 ≣D85VL1 Ruhrgebiet 19...
465Krizek Frantisek ...2141Riska Lubomir (CZE)22181-026A16Czech League 2006...04 Feb 2007
149Petran Pal (HUN)2410Vadasz Laszlo (HUN)22711-026 ≣D85It
80Van Der Tuuk Jaap...2218Schenk Andreas (GER)24991-026 ≣D85It (thematic)
340Mololkina Olga (RUS)2107Horvath Miklosne ...21400-126 ≣D85Ch Hungary (team)...
139Schemm H2060Hallebeek Fred (NED)22280-126 ≣D85It (open)
243Werner MariaBachmann Andreas ...22650-126 ≣D85Oberliga Northeas...
440Lee Andy C (USA)2259Chapa Eric (USA)21831-026 ≣D85It (open)19 Feb 2006
567Fernandez Maria (...2119Gazola Vanessa Ra...19831-026 ≣D85It (w)20 Nov 2010
226Vaya Gomez Alejan...2131Reis LM1-026 ≣A40It (open)
235Skowronski Piotr ...2072Macieja Bartlomie...26130-126 ≣A16Tournament (active)
417Wu Li (ENG)2287Chakanyuka Charle...21231-026 ≣D85It (open)26 Mar 2005
402Hauser Carlos (GER)2150Kaczmarczyk Denni...20061-026 ≣D85Ch Baden (MA)13 Apr 2004
11Teichmann Erik O ...2312Kuchta Pavel1-026 ≣D85Europe Tournament...
295Avlasenko Vladimi...Melnikov Stepan (...1-026 ≣D85It (open) (corr.)
264Jepsen Thomas (DEN)2117Belov Vladimir (RUS)22600-126 ≣D85It (open)
140Polzin Rainer (GER)2469Byers1-026 ≣D85It (open)
548Prikhodko Anton (...2072Mokshanov Alexey ...22710-126 ≣D85Ch PriFO (open)25 Jan 2010
10Damjanovic Mato (...2303Mihaljcisin Mihaj...22801-027 ≣D85Ch Yugoslavia
501Peng Zhaoqin (NED)2455Goormachtigh Joha...22421-027 ≣D85Ch Netherlands (t...29 Mar 2008
214Kovacs Attila (HUN)2365Apro Adrian (HUN)21830-127 ≣D85It \
107Piantoni Roberto ...2119Moncelli Giorgio ...20811-027 ≣D85?