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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
579Tuominen Risto (FIN)2283Nieminen Markus1-026 ≣D85It (open)05 Jul 2011
417Wu Li (ENG)2287Chakanyuka Charle...21231-026 ≣D85It (open)26 Mar 2005
243Werner MariaBachmann Andreas ...22650-126 ≣D85Oberliga Northeas...
279Rauk Tonu (EST)2205Zitin Yuri (EST)22051-026 ≣D85Ch Estonia (team)
271Nguyen T Thu HuongBui Nhu My (VIE)0-118 ≣D85Ch Vietnam (team)...
131Martinovsky Eugen...2299Gurnaney A1-035 ≣D85It (open)
125Sigstam BjornOlsson Stefan0-138 ≣D85Ch Sweden (corr.)
391Rau Hannes (GER)2384Markl Martin (GER)22301-024 ≣D85Bundesliga (2nd) ...09 Mar 2003
563Dubessay Bastien ...2336Briet Antoine (FRA)22281-025 ≣D85Ch France (access...
360Kourkounakis Ilia...2375Byklum Bjornar (NOR)22141-026 ≣D85It (b)
574Colpe Malte (GER)2245Wedrychowski Lukas16451-025 ≣D85Ch Germany (junio...01 May 2011
114KoponenLuoto Timo1-029 ≣D85Ch Finland (team)
493Gorozhanin Mikhai...1789Pristalov Evgeny ...18650-114 ≣D85Memorial P.Dubini...
139Schemm H2060Hallebeek Fred (NED)22280-126 ≣D85It (open)
165Lukacs Peter (HUN)2500Spiriev Peter (HUN)22451-031 ≣D85It
382Gustafsson Jan (GER)2603Hintze Helge (GER)22961-026D85Ch Germany (Inter...
124Christiansen Larr...2575Korchnoi Viktor (...25950-132 ≣D85It (cat.15)
367Oliveira Carlos (...Matias Iuri1-024 ≣D85Ch Portugal
107Piantoni Roberto ...2119Moncelli Giorgio ...20811-027 ≣D85?
437Del Rio Angelis S...2492Enjuto Velasco Ro...21831-023 ≣D85It (open)13 Jan 2006
342Bloch Pawel (POL)2069Szymanski Piotr (...21100-120 ≣D85Ch Poland (team) ...
183Tsemekhman Vadim ...2355Kudrin Sergey (USA)25351-037 ≣D85It (open)
351Albers Taco JanKnight Timothy R1-021 ≣D85It (open) \
421Mironenko Rostisl...2200Tarnovetsky Roman...1-025 ≣D85Tournament (team)...03 May 2005
171Ahonen JariEbeling Mika (FIN)22680-128 ≣D85Ch Club
488Rogozenko Dorian ...2519Akesson Ralf (SWE)24681-026 ≣D85It (cat.8)20 Nov 2007
148Malyshev Vasilij ...2353Horvath Miklosne ...21301-031 ≣D85It (open)
501Peng Zhaoqin (NED)2455Goormachtigh Joha...22421-027 ≣D85Ch Netherlands (t...29 Mar 2008
317Gorecki Zbigniew ...2112Ernst Sipke (NED)23730-132 ≣D85It (open)
334Ernst Sipke (NED)2459Jens Jelmer (NED)23181-036 ≣D85It (open)
93Pekarek Ales (CZE)2406Schmidt Wlodzimie...24700-133 ≣D85It \
244Kierzek Matthias ...2153Schnitzspan Lotha...23450-137 ≣D85Oberliga 1994/95
261Garn Erwin (AUT)2014Schnitzspan Lotha...23400-138 ≣D85It (open)
473Kanep Meelis (EST)2515Mayer Frank (GER)21101-036 ≣D85Ch Europe03 Apr 2007
551Kanep Meelis (EST)2532Holmsten Aleksei ...23751-029 ≣D85Ch Finland (team)...13 Feb 2010
464Kanep Meelis (EST)2515Zjukin Sergei (EST)23131-027 ≣D85Ch Estonia25 Jan 2007
46Szmacinska Grazyn...2181Khadilkar Jayshre...21201-031 ≣D85Olympiad
98Vyzmanavin Alexey...2540Ivanchuk Vassily ...24801-039 ≣D85Ch Armed Forces
52Liimatta MarttiVarjoranta Raimo1-031 ≣D85?
40Borchardt Adam (POL)1967Lipski Tadeusz (POL)20391-025 ≣D85Ch Poland
100Tuomala Timo (FIN)2227Koskinen Henri (FIN)22651-024 ≣D85?
15Rometti BKristinsson Jon (...22900-137 ≣D85Olympiad
33LaMarraSerrano1-032 ≣D85corr.
553Braun Marek (CZE)2153Voracek Miroslav ...21841-035 ≣D85Czech League 2009...14 Mar 2010
97Graf Alexander (GER)2415Krasenkow Michal ...24200-137 ≣D85Ch Armed Forces
62Letic Stevan (SRB)2104Mooij Walter0-135 ≣D85Memorial Heilimo ...
223Gentes Kevin (CAN)2266Burstow John (CAN)22800-135 ≣D85Memorial Kent Oli...
325Cubero Ferreiro R...2126Iglesias Iglesias...1-039 ≣D85It (open)
373Cubero Ferreiro R...2124Gonzalez Diaz Die...22880-130 ≣D85Ch Spain (univers...
509Holst Conny (SWE)2161Andersen Daniel (...19401-038 ≣D85It (open) \22 Jul 2008
1Bronstein David I...2432Boleslavsky Isaac...25601-032 ≣D85
30Shirazi Kamran (FRA)2285Behroozi Ev0-134 ≣D85Ch Iran
245Cornelisse Johnny...2217De Visser P0-120 ≣D85It (open)
27Walter Gerhard (AUT)2139Franke Claus0-121 ≣D85corr.
21Donner Jan-Hein (...2500Ree Hans (NED)24301-038 ≣D85Match
96Dokhoian Yury (RUS)2525Huzman Alexander ...25001-036 ≣D85Ch URS (1 liga)
6Larsen Bent (DEN)2415Soderborg Berndt ...20960-128 ≣D85Olympiad (student...
14Thorbergsson Frey...2340Gligoric Svetozar...24470-133 ≣D85It
88Knaak Rainer (GER)2530Blees Albert (NED)23911-031 ≣D85It
95Pons Morro Pedro ...2148Casares F1-033 ≣D85Ch Spain (team)
63Halmi PenttiFunck Kaj1-035 ≣D85?
302Cooke Eric (USA)2250Lapshun Yury (USA)25070-139 ≣D85Ch Manhattan Ches...
61Aaltio Erkki (FIN)2133Haapanen Kalle0-130 ≣D85corr.
72WaltherFranke0-121 ≣D85corr.
41Deze Anton (YUG)2405Gligoric Svetozar...25650-139 ≣D85Ch Yugoslavia (team)
77Fedorowicz John P...2525Kudrin Sergey (USA)24950-125 ≣D85Ch USA
602Brogaard LarsJohansson Anders ...20290-117 ≣D85It \28 Jul 2012
3Bannik Anatoly (GER)2175Novotelnov Nikola...0-137 ≣D85Ch URS (team)
4Simagin Vladimir ...Ilivitzki Georgi ...23800-137 ≣D85Ch URS
7Espinosa Rafael M...2403Gieselbrecht J1-035 ≣D85Olympiad (corr.)
8Lustin Vitaly (UKR)Kutianin Yuri (RUS)1-031D85Ch Moscow (for th...
9Primavera Giusepp...Stupica Janez (SLO)22621-032 ≣D85It
10Damjanovic Mato (...2303Mihaljcisin Mihaj...22801-027 ≣D85Ch Yugoslavia
11Teichmann Erik O ...2312Kuchta Pavel1-026 ≣D85Europe Tournament...
12Sloth Jorn (DEN)2328Harju Antero1-033 ≣D85?
16Stefanov JordanMoe Mogens (DEN)23000-127 ≣D85Ch World (team) (...
17Truesdel LDSimpson Ronald (USA)22711-039D85It (open)
18Teschner Rudolf (...2295Moe Mogens (DEN)23000-132 ≣D85Tournament
19Rushnikov VLinert H1-030 ≣D85Europe Tournament...
20Yabra Freddy (DOM)Moraza Manuel (PUR)21871-035 ≣D85Ch Pan-American
22Sacripanti GTatarenko W1-025 ≣D85corr.
24Vaganian Rafael A...2510Mukhin Evgeny B (...22940-133 ≣D85Olympiad URS
25Pina VictorFarah Rodolfo (ARG)21520-129 ≣D85Tournament (team)
26Koppe FredHentzgen K0-131 ≣D85corr.
29Pytel Krzysztof (...2405Bennett Gerald H ...23201-031 ≣D85It
31Erozbek Akdogan2200Cherem I22000-129 ≣D85Olympiad
32Mehwald DHentzgen K1-029 ≣D85corr.
36Garcia Vicente Ni...2214Tagnon Nicole (FRA)19341-029 ≣D85Olympiad (w)
38Popov Nikolay (MDA)2405Anikaev Yuri N (RUS)24330-125 ≣D85Ch URS (qual)
42Deze Anton (YUG)2405Pribyl Josef (CZE)24850-128 ≣D85It
44Borchardt Adam (POL)1967Lipski Tadeusz (POL)20391-025 ≣D85Ch Poland20 Feb 1977
45Cooper John G (WLS)2315Whiteley Andrew J...22801-035 ≣D85Ch Great Britain
47Tan Bian Huat (MAS)Schmidt Wlodzimie...25050-138 ≣D85Olympiad
48Niklasson Christe...2350Swic Waldemar (POL)23450-138 ≣D85It
49Hanko Pavol (SVK)2138Fabry Robert (SVK)21770-133 ≣D85It \
50Tarjan James E (USA)2510Frasco1-039 ≣D85Ch USA (juniors)
51Deutschmann Matth...2165Sutterer Robert (...22051-022 ≣D85Ch Baden
54JacekAdamec Antonin (CZE)22061-032 ≣D85corr.
55Kopecky Bretislav...2121Dihel K1-029 ≣D85corr.
463Goles Giovano (BRA)1938Utiyama Marcel He...0-134 ≣D85Ch Region15 Jan 2007