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Queen's Indian, Old Main line, 9.Qxc3 Notation: 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3

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
231Van Roosmalen ABrus B1-033 ≣E15corr.
60Doerner CharlesTeschner Rudolf (...22950-133 ≣E15Olympiad
177Kaunismaa JuhaWelling Pauli1-039 ≣E15?
45Schindler JosefPfeiffer Gerhard ...0-129 ≣E15Ch BRD
63Santiago Oliveira...Tavares Da Silva ...0-138 ≣E00Ch Brazil
164Madler JurgenLetic Stevan (SRB)21041-035 ≣E15Memorial Heilimo ...
327Goeczoe Melinda (...Matnadze Ana (GEO)21450-117 ≣E15Ch Europe (junior...
519Castaneda JLaverde Luis1-028 ≣E15It (open)09 Feb 2008
61Ragozin Viachesla...Cherepkov Alexand...23951-032 ≣E15Ch URS (1/2 final)
28Sajtar Jaroslav (...Vymetal Vaclav (CZE)1-027 ≣E15Memorial Dobrusky...22 Jan 1946
100Gerber KMueller Erich (GER)21401-025 ≣E15corr.
267Hughes ChrisChinnici G0-127 ≣E15?
366Berclaz PhilippeQuaresma EngLuis ...1-035 ≣E15Ch World (e-mail)...
250Zarzycki WCzarnolewski P0-139 ≣E15Ch Poland (corr.)
255Zelazkowski RDybala R1-039 ≣E15Ch Poland (corr.)
323Pankratov Valery ...Guinsburg Marcelo...1-032 ≣E15Memorial Pelikan ...
225Wilde MartinNeubert Marcus21201-030E15It (open)
424Osterberg HugoDiesen Bruce (NOR)22560-133 ≣E15Ch Norway (team) ...
516Vorobyev IBelyaev Ilja (UKR)20311-036E15Ch Ukraine (junio...05 Dec 2007
65Fuderer Andrija (...Geller Efim P (RUS)24551-036 ≣E15Olympiad
70Maher Vincent (IRE)Sapre Ramchandra ...0-137 ≣E15Olympiad (sf)05 Sep 1956
176Rickers GerhardEngqvist Thomas (...23531-031 ≣E15Cup Baltic (corr.)
169Dini DColombo Alberto (...20900-134 ≣E15Ch Italy
622Torres MiguelZavarce Oscar0-129 ≣E15Tournament (open)01 Feb 2012
252Eichhorn UlrikeMeissner Christoph0-137 ≣E15Ch JBLN East 1992/93
372Ignatova YuJaremenko E0-128 ≣E15Ch Russia (junior...
342Pilchin Mikhail (...Lukuanenko Sergei...22170-132 ≣E15Ch City
257Chambers GilbertKolbert Andrews0-124 ≣E15It (open)
204Voronov AJaderholm Bo (FIN)18790-131 ≣E15Europe Tournament...
156Karlsson RalfKolsi Ari1-033 ≣E15?
50Euwe Max (NED)Evans Larry M (USA)24700-139 ≣E15It
193KiviahoFilppula0-133 ≣E15Ch Finland (corr.)
43Aratovsky NikolayRovner Dmitry (RUS)1-034 ≣E15Ch URS (1/2 final)
174Kerik MKuehnel H1-031 ≣E15Cup Baltic (corr.)
53Lipnitsky Isaak (...Taimanov Mark E (...23861-034 ≣E15Ch URS (team)
118Lindvall AnttiLehtosaari Kalevi...20430-130 ≣E15?
256Kotenko GTikhonov1-034 ≣E15corr.
331Garcia Cervigon J...Lopez Capape Arma...18951-040 ≣E12It (open) \
392Royer Oto InacioBrodda Wolfgang0-132 ≣E15corr. ICCF
535Bui Trong HaoTran Ngo Thien Phu1-034 ≣E15Ch Vietnam (junio...02 Aug 2008
110Goldschmidt Berna...Bielicki Carlos (...23150-133 ≣E15It (open) \
552Vrajitoru Vlad-La...Toma Radu-Cristian19790-123 ≣E15Ch Romania (junio...11 Apr 2009
89Keller EdithDomsgen Christina...21001-033 ≣E15Zt (w)
195MoenkemeyerSchendel Andreas0-130 ≣E15corr.
103Lindh BengtJohansson Martin ...24301-027 ≣E15corr.
138Wright JohnPeterson George1-032 ≣E15It (corr.)
333Computer \Computer \1-028 ≣E15Match (active)
254Warren BartoldEhrman Carl0-122 ≣E15It (open)
603Nabavi Parwis (SUI)Wienold Thomas1-032 ≣E15Oberliga Baden 20...10 Apr 2011
22Maderna Carlos H ...Najdorf Miguel (POL)24450-130 ≣E15Memorial R.Grau
203Roldan CarlosCembran Ezio1-035 ≣E15corr.
157KocandrieKodym1-027 ≣E15?
93Edelsvard OlleWikstrom Birger1-034 ≣E15corr.
170La Tanza EColombo Alberto (...20900-136 ≣E15Ch Italy
16Mulder EAJMVan den Hoek Arno...0-139 ≣E15Ch Netherlands
66Del Vecchio LucioCastaldi Vincenzo...0-126 ≣E15?
152Fiedler (CZE)Gulich W1-028 ≣E15corr.
208Van Hasselt AHaring0-126 ≣E15corr.
13Euwe Max (NED)Fairhurst William...23001-039 ≣E15Match \05 Jul 1938
188Lehtonen KalervoRantanen Veikko1-039 ≣E15?
87Olivera AlfredoVillarroel Geber ...22901-027 ≣E15Olympiad
29Koblents Alexande...Prucha Karel (CZE)1-027 ≣E15Match \
5Reti Richard (CZE)Landau Salo (POL)1-037 ≣E15Match
7Batuev Andrey Mik...Shipunov Georgy A0-133 ≣E15Ch Leningrad
9Monticelli Mario ...Najdorf Miguel (POL)24450-135 ≣E15Olympiad
12Kolski JosekRegedzinski Teodor0-137 ≣E15It
14Euwe Max (NED)Keres Paul (EST)25800-134 ≣E15Match
15Treybal Karel (CZE)Opocensky Karel (...0-137 ≣E15Ch Czechia
18Maderna Carlos H ...Bolbochan Jacobo ...0-136 ≣E15It
158Andreas PeterJohansson Thomas ...21731-033 ≣E15It (b)
21Steiner Lajos (HUN)Goldstein Maurice...1-036 ≣E15Ch NSW (play-off)
33Batik FrantisekNapolitano Mario ...0-139 ≣E15?
34Gruber BratoljubBozic Alexander0-136 ≣E15Ch Yugoslavia
35Pirc Vasja (YUG)Golombek Harry (ENG)23201-031 ≣E15It \
215Ramas CPalmer Tony (USA)22170-139 ≣E15It (open)
42Brunet PhilipTherien Jules1-029 ≣E15Ch Canada
228Timman Jan H (NED)2630Ehlvest Jaan (USA)26051-038 ≣E15It (cat.17)
348Graf Alexander (GER)2625Anagnostopoulos D...24451-035 ≣E15Ch Greece (team)
595Vladimirov Evgeny...2623Cao Sang (HUN)25350-137 ≣E15Asian Games (team)23 Nov 2010
125Polugaevsky Lev A...2620Ree Hans (NED)25001-040 ≣E15Olympiad (telechess)
185Nikolic Predrag (...2620Hjartarson Johann...25501-028 ≣E15It \
104Hort Vlastimil (GER)2600Novak Ervin (CZE)22251-034 ≣E15Ch Czechoslovakia
202Georgiev Kiril (MKD)2595Schneiders A (NED)21631-028 ≣E15It (open)
148Sosonko Gennadi (...2585Seirawan Yasser (...25651-024 ≣E15It
358Graf Alexander (GER)2584Volzhin Alexander...25690-139 ≣E15It (open)
639Volkov Sergey Vik...2579Predke Alexandr (...24911-040 ≣E15Cup R.Nezhmetdino...29 Sep 2012
94Vaganian Rafael A...2577Lombard Andre (SUI)23501-040 ≣E15Ch Europe (juniors)
375Ilincic Zlatko (SRB)2577Abramovic Bosko (...25051-040 ≣E15Ch Yugoslavia (te...
429Chernyshov Konsta...2569Burnett Ronald (USA)24441-029 ≣E15It (cat.8)
198Agdestein Simen (...2560Sharif Mehrshad (...24501-023 ≣E15It (cat.10)
101Averbakh Yuri L (...2550Bilek Istvan (HUN)24851-037 ≣E15It
566Blagojevic Dragis...2545Pantic Ivica (SRB)21971-034 ≣E15It (open) \27 Nov 2009
116Browne Walter S (...2545Grefe John A (USA)24251-033 ≣E15Ch USA
126Beliavsky Alexand...2530Petrosian Tigran ...26201-039 ≣E15It \
401Ilincic Zlatko (SRB)2521Paschall William ...23931-023 ≣E15It (cat.10)
145Bukic Enver (SLO)2500Abramovic Bosko (...24631-029 ≣E15Ch Yugoslavia
282Ruzele Darius (LTU)2495Butnorius Algiman...24500-138 ≣E15Ch Lithuania
237Zaja Ivan (CRO)2483Susnjar Miroslav ...21990-136 ≣E12Ch Croatia (team)...
196Savchenko Stanisl...2480Frolov Artur (UKR)24991-033 ≣E15Ch Ukraine
592Zatonskih Anna (USA)2480Javakhishvili Lel...24511-031 ≣E15Olympiad (w)27 Sep 2010