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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
359Baekgaard Martin ...2055Aagaard Jacob (SCO)24030-138 ≣E12It (open) \
238Bolding Klaus (FRA)2246Aagaard Jacob (SCO)22500-125 ≣A05Ch Denmark (qual)
246Nilsen KjellAarland Stein Ari...23000-134 ≣A46It (open)
542Kasthuri Arachchi...1984Abhay T (IND)23000-140 ≣A05Ch Asia (juniors)10 Dec 2008
375Ilincic Zlatko (SRB)2577Abramovic Bosko (...25051-040 ≣E15Ch Yugoslavia (te...
145Bukic Enver (SLO)2500Abramovic Bosko (...24631-029 ≣E15Ch Yugoslavia
610Mucongoma Miguel ...Aderito Pedro (ANG)23200-119 ≣A05Ch Africa06 Jun 2011
1Przepiorka Dawid ...Ahues Carl O (GER)0-131 ≣A47
236Piechocki Francis...2245Akesson Ralf (SWE)24210-139 ≣A46It (open)
509Hamrakulova Yuldu...2185Aketaeva Dana (KAZ)22480-136 ≣E15Zt (w)04 Oct 2007
427Samardzija Zeljko...1943Aksentijevic Mali...22190-138 ≣E15It (open) \
37Lilienthal Andor ...2385Alatortsev Vladim...0-127 ≣A46Ch URS
310Miguel Lago Victo...2290Alcaraz Ana1-028 ≣A46Tournament (4)
487Tzekov Svetozar (...2195Aleksandrov Mitko...20751-033 ≣E00Ch Bulgaria (team...10 Nov 2006
445Pedemonte Claudio...1934Aleksic Nenad (MNE)20120-134 ≣A10It (open)11 Jun 2004
140Zabihi AAllen Keith (IRL)21971-033 ≣A05Ch World (juniors...
348Graf Alexander (GER)2625Anagnostopoulos D...24451-035 ≣E15Ch Greece (team)
451Fleischer Eugen (...2002Andrist Pascal (SUI)20570-122 ≣A05It (open)06 Oct 2004
538Pogosian Manvel (...2256Androsov Sergey (...20781-035 ≣A46Memorial M.Chigor...10 Oct 2008
161Sula Zeqir (ALB)2299Andruet Gilles (FRA)23701-035 ≣A05Olympiad
189Mack Peter (GER)2305Andruet Gilles (FRA)23700-134 ≣A46Bundesliga 1986/87
173Ivkov Borislav (SRB)2525Andruet Gilles (FRA)24101-039 ≣A05It (cat.10)
166Skembris Spyridon...2385Andruet Gilles (FRA)24201-026 ≣A46It \
380Blazquez Denis (FRA)2180Angel Acosta Juan...21811-034 ≣A05Ch Spain (team)
115Gil AntonioArfwedson Gerhard1-029 ≣A15corr.
555Di-Chiara Mauro (...1844Ariaudo Claudio (...19980-138 ≣A46It (open)30 May 2009
353Sanz Arilla Luis ...2254Ariste Justo Jesu...18781-029 ≣E15Memorial Dr. Rey ...
2Takacs Sandor (HUN)Asztalos Lajos (HUN)0-130 ≣A15It
460Fridman Daniel (GER)2564Atalik Suat (BIH)26200-139 ≣A05It (open)14 May 2005
444Dizdarevic Emir (...2538Atalik Suat (BIH)25411-036 ≣A04It (cat.15)20 May 2004
494Plante Rejean2152Auger Bertrand19700-130 ≣A40Tournament \01 Feb 2007
39Kramer Haije J (NED)2330Baay J1-036 ≣E15It
553Donchenko Anatoly...2381Bachmann Karlhein...22761-013 ≣A46Ch Europe (senior...12 Apr 2009
591Plass Mariana-Cam...2134Baciu Anca-Otilia...21301-040 ≣A46Ch Romania (team)...05 Sep 2010
332Mahn Franko (GER)2172Baeuml Ulrich (GER)20531-023 ≣E15It (open)
233Sutter Oliver (SUI)2354Ballmann Martin (...23691-038 ≣E15It
314Perron SeanBaragar Fletcher ...23050-128 ≣A47Ch Manitoba
613Ilincic Zlatko (SRB)2468Battey Alexander ...23261-039 ≣E15It \25 Aug 2011
183Eising Johannes (...2283Bauer Peter (GER)22590-139 ≣A15Bundesliga 1986/87
482Zpevak Pavel (CZE)2396Bazant Petr Jr (CZE)22821-021 ≣A46It (open)19 Aug 2006
240Hatz Alexander (GER)2221Becker Andre (GER)21941-026 ≣A05Liga South Baden ...
629Perhinig Robert (...2237Bedouin Xavier (FRA)24020-136 ≣E15It (open)15 Jun 2012
91Hort Vlastimil (GER)2466Belkadi Ridha (TUN)23451-035 ≣E15Olympiad
113Tal Mikhail N (LAT)2620Bellon Lopez Juan...24151-035 ≣A05It (cat.9)
485Vodicka Pavel (CZE)2082Belousek Michal (...21081-021 ≣A46Czech League 2006...15 Oct 2006
413Skatchkov Pavel (...2454Belukhin Ivan (RUS)22341-033 ≣A46Memorial M.Chigor...
516Vorobyev IBelyaev Ilja (UKR)20311-036E15Ch Ukraine (junio...05 Dec 2007
438Stehno Pavel (CZE)2326Bernasek Jan (CZE)23840-128 ≣A05Ch Czech Republic...
134ArgentieroBertolucci G1-023 ≣A17corr.
110Goldschmidt Berna...Bielicki Carlos (...23150-133 ≣E15It (open) \
101Averbakh Yuri L (...2550Bilek Istvan (HUN)24851-037 ≣E15It
373Lytchak Alexander...2393Biriukov Oleg V (...23780-114 ≣A46It \
620Tomic Bosko (BIH)2407Blagojevic Marija...21091-036 ≣A15It (open)05 Jan 2012
71Moehring Guenther...2294Blatny Frantisek ...21120-124 ≣A40It (a)30 Dec 1956
129Schinzel Wladysla...2380Boehlig Heinz Dr ...22371-030 ≣A15It \06 Jun 1978
270Matzdorf Michael ...2220Boehlig Heinz Dr ...22370-138 ≣E15Bundesliga (2nd) ...
306Hacker Christian ...2084Boettcher Markus18251-024 ≣E15Oberliga NRW 1996/97
468Schulze Ulrich (GER)2322Bohnstorff Michae...21870-135 ≣A46It (open)27 Oct 2005
18Maderna Carlos H ...Bolbochan Jacobo ...0-136 ≣E15It
614Arvola Benjamin (...2207Bonade Massimo (ITA)20790-132 ≣A46It (open)26 Aug 2011
530Szirmai Eduard (HUN)2086Borda Lajos (HUN)21670-132 ≣A05Tournament (Elo) (b)11 Jul 2008
453Gansvind Valeriya...2265Borges Mateos Jua...24840-138 ≣A40It (cat.3)10 Oct 2004
549Zubkov Vasiliy (RUS)2000Borisov Grigori (...18841-039 ≣E15Ch City18 Mar 2009
537Alachihin Vladimi...2171Borisov Grigori (...18451-040 ≣A46Tournament (juniors)21 Aug 2008
491Andreev Denis (UKR)2033Borsuk Konstantin...22630-131 ≣A46Ch Ukraine (junio...08 Dec 2006
586Vaarala Eric (SWE)2131Bortnik Alexandr ...23020-117 ≣A05It (open) \
155Sorri Kari Juhani...2251Borwell Alan P (SCO)20851-029 ≣A46Izt (cat.13) (w)
3Makogonov Vladimi...Botvinnik Mikhail...26300-124 ≣A46Ch URS
34Gruber BratoljubBozic Alexander0-136 ≣E15Ch Yugoslavia
441Anpilogov Vadim (...2002Bragin Artem (RUS)20420-126 ≣E15Ch Russia (junior...
506Nabavi Parwis (SUI)2166Braun Peter (GER)23090-135 ≣E15It (open)22 Aug 2007
277Kosir Franci (SLO)1959Brglez Rado (SLO)23150-137 ≣A46It (open)
580Ilincic Zlatko (SRB)2447Brinck-Claussen B...22621-029 ≣E15It (cat.7)06 Jul 2010
392Royer Oto InacioBrodda Wolfgang0-132 ≣E15corr. ICCF
231Van Roosmalen ABrus B1-033 ≣E15corr.
635Lalith Babu M R (...2529Buchenau Frank (GER)22991-037 ≣A05It (open)08 Aug 2012
154Ivanov Igor V (CAN)2424Buchholz Martin (...23151-040 ≣A05Zt
624Reichert Thiago d...2029Bueno Alfeu Junio...23050-132 ≣A40Ch Catarinense09 Feb 2012
429Chernyshov Konsta...2569Burnett Ronald (USA)24441-029 ≣E15It (cat.8)
419Milea Florian (ROM)2103Burnoiu Nicolae-C...24140-130 ≣A46Cup Martisor (open)
546Scheffknecht Phil...2163Burnoiu Nicolae-C...24200-140 ≣A46It (open)13 Feb 2009
282Ruzele Darius (LTU)2495Butnorius Algiman...24500-138 ≣E15Ch Lithuania
556Pitrelli Antonio ...1890Calandri Fausto (...21310-115 ≣A40It (open)
382Choma Alexandre P...2006Calcado A (BRA)22450-138 ≣A05Tournament (open)
280Flores Manuel (NCA)2020Camacho Roberto (...22401-028 ≣A05It (open)
595Vladimirov Evgeny...2623Cao Sang (HUN)25350-137 ≣E15Asian Games (team)23 Nov 2010
395Flumbort Andras (...2355Cascudo Pueyo Ign...21171-033 ≣E15It (open)
66Del Vecchio LucioCastaldi Vincenzo...0-126 ≣E15?
265Castelli GCelestini Mauro (...0-139A17It (open)
203Roldan CarlosCembran Ezio1-035 ≣E15corr.
456Kucera Petr (CZE)2300Cenkovic Tomas (CZE)20941-012E15Czech League 2005...
572Mkhitaryan Karlen...2209Cerovsky Leos (CZE)19861-040 ≣A04Czech League 2009...11 Apr 2010
136Cervenka Imrich (...2190Certek Pavel (SVK)23221-029 ≣E15It (open) \
165Nedeljkovic Aleks...2265Champagne P1-035 ≣A05Ch USA (corr.)
418Heck Norbert (GER)2252Chandler Patrick ...22891-038 ≣A05Ch Hessen
399Pantsulaia Levan ...2375Charkhalashvili I...23191-038 ≣E15It (open)
261Zivkovic Sava (SRB)2302Chepurnoi Leonid0-134 ≣E15corr.
61Ragozin Viachesla...Cherepkov Alexand...23951-032 ≣E15Ch URS (1/2 final)
394GrinblatChernyi1-036 ≣A47Ch Russia (club) ...
267Hughes ChrisChinnici G0-127 ≣E15?