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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
368Pedersen Steffen ...2441Kjartansson Gudmu...21061-031 ≣D85It (b)
306Barkhagen Jonas (...2442Akesson Ralf (SWE)25350-134 ≣D85Cup Rilton
108Zueger Beat (SUI)2445Gavrikov Viktor (...25450-133 ≣D85It (cat.10)
141Kiselev Sergey (RUS)2445Brdicko Petr (CZE)22550-134 ≣D85It (open) \
525Real De Azua Erne...2445Contin Daniel (ITA)22791-034 ≣D85It (juniors) (und...30 Mar 2009
106Browne Walter S (...2449Keyes1-039 ≣D85It (open)
167Schebler Gerhard ...2449Bednorz Andreas1-031 ≣D85It (open) \
35Kouatly Bachar (FRA)2453Lappoehn Hardy (GER)20831-038 ≣D85It (open)
501Peng Zhaoqin (NED)2455Goormachtigh Joha...22421-027 ≣D85Ch Netherlands (t...29 Mar 2008
436Zhao Zong-Yuan (AUS)2455Obst James (AUS)21061-034 ≣D85Ch Australia03 Jan 2006
434Rodshtein Maxim (...2457Dragicevic Drazen...21951-030 ≣D85Cup Rilton28 Dec 2005
334Ernst Sipke (NED)2459Jens Jelmer (NED)23181-036 ≣D85It (open)
543Veingold Aleksand...2468Holmsten Aleksei ...23761-029 ≣D85Ch Finland (team)...14 Nov 2009
140Polzin Rainer (GER)2469Byers1-026 ≣D85It (open)
102Miralles Gilles (...2470Atanasijadis Anti...22801-039 ≣D85It
275Stocek Jiri (CZE)2470Gavrjushin Oleg (...23501-035 ≣D85It (open) \
168Kalesis Nikolaos ...2473Khenkin Igor (GER)26240-132 ≣D85It (open)
127Moskalenko Viktor...2475Tesla Vladimir (SRB)22971-036 ≣D85It
323Roussel-Roozmon T...2476Boros Denes (HUN)20540-138 ≣D85Ch World (juniors...
397Naumkin Igor (RUS)2479Russo Carmelo (ITA)17861-028 ≣D85It (cat.2)13 Mar 2004
403Zhukova Natalia (...2481Shomoev Anton (RUS)24861-027 ≣D85It (blitz) ACP (P...13 Apr 2004
517Mareco Sandro (ARG)2481Pierrot Facundo (...24201-035 ≣D85It \03 Dec 2008
358Farago Ivan (HUN)2483Wartlick Karl (GER)21521-025 ≣D85It (open)
130Kishnev Sergey (RUS)2484Feldman Steven (USA)22411-040 ≣D85It (open) \
467Ulko Jaroslav (RUS)2485Vorobjov Denis S ...22271-027 ≣D85Ch Moscow (1/2 fi...
578Matsuura Everaldo...2485Alves Sidney Davi...15341-036 ≣D85Tournament (open)30 Jun 2011
437Del Rio Angelis S...2492Enjuto Velasco Ro...21831-023 ≣D85It (open)13 Jan 2006
165Lukacs Peter (HUN)2500Spiriev Peter (HUN)22451-031 ≣D85It
43Knaak Rainer (GER)2500Szymczak Zbigniew...22790-139 ≣D85It
21Donner Jan-Hein (...2500Ree Hans (NED)24301-038 ≣D85Match
166Lukacs Peter (HUN)2500Luecke Norbert (GER)23531-031 ≣D85It \
521Mareco Sandro (ARG)2503Krysa Leandro (ARG)21851-036 ≣D85It \23 Jan 2009
307Cramling Pia (SWE)2504Holmsten Aleksei ...23801-037 ≣D85Cup Rilton
126Wilder Michael (USA)2505Kudrin Sergey (USA)25451-036 ≣D85Ch USA
66Knaak Rainer (GER)2505Gauglitz Gernot (...23101-032 ≣D85Ch DDR
308Hillarp Persson T...2507Sutovsky Emil (ISR)25870-132 ≣D85It (cat.12)
34Knaak Rainer (GER)2510Gruenberg Hans-Ul...23151-040 ≣D85It
50Tarjan James E (USA)2510Frasco1-039 ≣D85Ch USA (juniors)
24Vaganian Rafael A...2510Mukhin Evgeny B (...22940-133 ≣D85Olympiad URS
476Rakhmanov Aleksan...2510Danin Alexandre (...24880-138 ≣D85Ch Russia (club) ...08 May 2007
464Kanep Meelis (EST)2515Zjukin Sergei (EST)23131-027 ≣D85Ch Estonia25 Jan 2007
236Timoscenko Gennad...2515Pobjecky Ivan (SVK)20581-032 ≣D85Slovak League (2n...
473Kanep Meelis (EST)2515Mayer Frank (GER)21101-036 ≣D85Ch Europe03 Apr 2007
488Rogozenko Dorian ...2519Akesson Ralf (SWE)24681-026 ≣D85It (cat.8)20 Nov 2007
276Cramling Pia (SWE)2520Malisauskas Vidma...25151-031 ≣D85Memorial P.Keres ...
265Lukacs Peter (HUN)2520Holzke Frank (GER)24001-039 ≣D85It (open)
169Aagaard Jacob (SCO)2522Kulaots Kaido (EST)25921-034 ≣D85Ch Europe (juniors)
77Fedorowicz John P...2525Kudrin Sergey (USA)24950-125 ≣D85Ch USA
96Dokhoian Yury (RUS)2525Huzman Alexander ...25001-036 ≣D85Ch URS (1 liga)
349Gustafsson Jan (GER)2526Perlitz Sven (GER)22061-032 ≣D85It (open)27 Jul 2001
88Knaak Rainer (GER)2530Blees Albert (NED)23911-031 ≣D85It
193Cramling Pia (SWE)2530Tsuboi Edson Kenj...23501-039 ≣D85Olympiad
85Boensch Uwe (GER)2530Piesina Gintautas...23250-131 ≣D85Ch Hungary (open)
119Lugovoi Aleksei (...2531Prosvirin1-029 ≣D85?
551Kanep Meelis (EST)2532Holmsten Aleksei ...23751-029 ≣D85Ch Finland (team)...13 Feb 2010
515Moranda Wojciech ...2536Csiba Dominik (SVK)21691-039 ≣D85It (open) \30 Sep 2008
120Balashov Yuri S (...2540Sibarevic Milenko...23121-037 ≣D85It (open)
98Vyzmanavin Alexey...2540Ivanchuk Vassily ...24801-039 ≣D85Ch Armed Forces
121Balashov Yuri S (...2540Hansen Curt (DEN)25201-036 ≣D85It (cat.11)
283Georgiev Vladimir...2540Pelletier Yannick...25251-030 ≣D85Bundesliga 1998/99
90Lputian Smbat G (...2540Mihalcisin Adrian...25000-136 ≣D85Ch URS (1 liga)
600Sambuev Bator (CAN)2542Prahov Valentin (...22091-037 ≣D85Ch Quebec (invita...22 Jul 2012
67Balashov Yuri S (...2545Polovodin Igor A ...24351-031 ≣D85Ch URS (1 liga)
526Peralta Fernando ...2545Reimche Vadim (GER)20851-033 ≣D85It (open)09 Apr 2009
332Hillarp Persson T...2549Rowson Jonathan (...24940-139 ≣D85It (open)
291Shneider Aleksand...2551Ustinov Oleg (UKR)22311-020 ≣D85Ch Ukraine (club)
294Shneider Aleksand...2551De Vreugt Dennis ...23981-028 ≣D85It (open)
94Bareev Evgeny (RUS)2555Lputian Smbat G (...25400-135 ≣D85It (cat.11)
143Browne Walter S (...2555Nickoloff Bryon (...24201-032 ≣D85It (open)
142Browne Walter S (...2555Nickoloff Bryon (...24201-035 ≣D85It (open)
109Bareev Evgeny (RUS)2560Spiriev Peter (HUN)22451-036 ≣D85It (open)
354Pavlovic Milos (SRB)2560Olzem Lothar (GER)21821-024 ≣D85It (open)
492Nyback Tomi (FIN)2565Ernst Thomas (SWE)24501-025 ≣D85Cup Rilton29 Dec 2007
359Gustafsson Jan (GER)2566Bachmann Andreas ...22431-032 ≣D85It (open)
123Christiansen Larr...2575Rao Vivek (USA)24351-034 ≣D85It \
124Christiansen Larr...2575Korchnoi Viktor (...25950-132 ≣D85It (cat.15)
375Atalik Suat (BIH)2581Ruck Robert (HUN)25831-033 ≣D85Ch Slovenia (team)23 Nov 2002
250Graf Alexander (GER)2585Notkin Maksim (RUS)25200-135D85It (open)
79Nunn John D M (ENG)2590De Jong Tom (NED)22951-031 ≣D85It (thematic)
363Kharlov Andrei (RUS)2597Sands David (ENG)22521-030 ≣D85Cup European Club...
382Gustafsson Jan (GER)2603Hintze Helge (GER)22961-026D85Ch Germany (Inter...
345Kobalia Mikhail (...2603Odeev Handszar (TKM)24881-039 ≣D85It (open)
274Timman Jan H (NED)2625Hellers Ferdinand...25850-130 ≣D85It (cat.13)
438Nielsen Peter Hei...2640Holzke Frank (GER)24611-029 ≣D85Bundesliga 2005/0629 Jan 2006
386Nielsen Peter Hei...2663McShane Luke J (ENG)26291-037 ≣D85It (cat.13)
499Wang Yue (CHN)2736Hermansson Emil (...24231-035 ≣D85It (open)06 Mar 2008
128Kasparov Garry (RUS)2760Schweizer Wolfgang20251-028 ≣D85Simultan
498Topalov Veselin (...2791Shirov Alexei (ESP)27261-034 ≣D85It (cat.21)03 Mar 2008
52Liimatta MarttiVarjoranta Raimo1-031 ≣D85?
556Spasov IvayloKalchev Sava (BUL)16631-028 ≣D85Memorial M.Bobots...04 May 2010
559Karlzen HenrikWedin Svante (SWE)19831-020 ≣D85Ch Sweden (master...03 Jul 2010
562Coutinho Marco de...Yunes David Teles...18470-118 ≣D85Tournament (open)24 Jul 2010
171Ahonen JariEbeling Mika (FIN)22680-128 ≣D85Ch Club
569Konstantinomanola...Tolias F1-029 ≣D85It (open) \07 Jan 2011
346Michalet NicolasDicanot David (FRA)19331-029 ≣D85It (open) (a)
351Albers Taco JanKnight Timothy R1-021 ≣D85It (open) \
157SchmitzWitzke0-138 ≣D85corr.
367Oliveira Carlos (...Matias Iuri1-024 ≣D85Ch Portugal
114KoponenLuoto Timo1-029 ≣D85Ch Finland (team)
125Sigstam BjornOlsson Stefan0-138 ≣D85Ch Sweden (corr.)