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QGD; Semi-Tarrasch Defence 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5

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
630Abramovic Bosko (...2471Jokic Miodrag (SRB)22081-022 ≣D30It (open)25 Nov 2004
335Adam Petr (CZE)2116Kamler Zdenek (CZE)1-024 ≣D32Ch Moravia (open)
202Adianto Utut (INA)2445Ravi Lanka (IND)23351-023 ≣A46Olympiad
149Agur Elieser (ISR)2285Dekker Kees (NED)21881-017 ≣A06Ch Netherlands (o...
537Akhmetov Artiom (...2482Feoktistov Alexey...23631-029 ≣D30Cup Russia (open)
762Akobian Varuzhan ...2606Gurevich Dmitry (...25091-028 ≣D41Ch USA15 May 2008
18Alekhine Alexande...Kussmann Karl1-020 ≣D02Simultan
144Alenius ArtoPietarila Reino1-026A15?
916Algaba Traspuesto...1658Baeza Gutierrez F...14670-125 ≣D02Tournament \01 May 2011
698Almeida Jefferson...2138Arevalo Dennis1-027 ≣A40It \13 Jan 2007
726Alonso Fernandez ...2301Karabayir Mustafa...18041-028E00It (open)
488Alvarado M Julio ...Sepe M Ricardo0-120 ≣A40Tournament (b)
408Alvarez Jose_ (CUB)2345Tineo Federico (DOM)20771-025 ≣D30Memorial Adelkis
772Al Zarooni Eisa (...1724Kim Artem1-026 ≣D40Ch Asia (juniors)...18 Jul 2008
239Ambartsoumian Arm...2419Jony F (CZE)1-026 ≣E10It (open) \
433Anand Viswanathan...2795Korchnoi Viktor (...26251-019 ≣A06It (cat.18)
774Andryushchenko Se...1946Tamarovskiy Andre...19081-027 ≣D02Tournament (open) \
640Antoniolo Riccardo1691Vedovato Rudi14400-122 ≣D02Tournament (b)25 Feb 2005
167Aoyama Yoshiaki (...2162Wahyuwidayat Erwa...22100-121 ≣A46Ch World (team) (...
226Apol Luitjen (FAI)2075Olafsson David (ISL)23251-023 ≣E00It (open)
227Apol Luitjen (FAI)2075Olafsson David (ISL)23251-024 ≣E00It (open)
678Arakelov Ilya (RUS)2399Shostak Andrey1-028 ≣E10It (open) \21 Jun 2006
638Arancibia Eduardo...2414Sepulveda Jorge (...22411-026 ≣A05It (cat.2)07 Jan 2005
736Aranha Filho Alva...2266Martins Saulo20591-022 ≣A15It (open)07 Oct 2007
305Arbouche Muhamed ...2206Martin S1-015 ≣D41It (open)
741Ariste Justo Jesu...1920Martinez C (HON)21930-127 ≣A46Ch Spain (team) \20 Nov 2007
201Aulaskari Pauli (...Mueller Michael (...22911-013 ≣A46Cup Baltic (corr.)
410Ausserer Felix (AUT)1349Wolfram Dominik (...21520-123 ≣D02Ch Austria (junio...
404Avrukh Boris (ISR)2565Donk Merlijn Silv...23551-024 ≣E10It (open)
555Aydogdu Ataman (TUR)2068Reyhan Dogan (TUR)21330-124 ≣D02It (open) \
684Aydogdu Erkmen (TUR)2016Kavacik Ahmet (TUR)18580-124 ≣D02It (open)19 Aug 2006
187Ayinla JMansouri E1-024 ≣E10Olympiad
308Azmaiparashvili Z...2625Jussupow Artur (GER)26550-126 ≣A16It (cat.15)
380Babaniotis Evange...2059Pantelidis Mihalis17600-123 ≣A17It (open) \
719Baillard Marc (FRA)1951Pletsch Claude (LUX)18931-022 ≣D40It \10 Jul 2007
507Bakutin Aleksey (...2248Gavritenkov Serge...23510-123 ≣D40It (cat.6)
96Balcerowski Witol...2184Dunkelblum Arthur...22501-026 ≣E10Olympiad
914Banovic Ivan (SRB)1981Poleksic Dusan (SRB)16721-012 ≣D02Ch Serbia (junior...24 Apr 2011
598Baragar Fletcher ...2271Bisguier Arthur B...22760-125 ≣E10Memorial Yanofsky...
159Barbera SBrusiani Angelo1-026 ≣D41corr.
619Barbier WiebkeGijsen Michelle (...17241-023D02Ch Belgium (w)
838Barbosa Eugenio S...2118Andrade Rafael de...0-127 ≣A46Ch Paraibano09 Sep 2009
294Bareev Evgeny (RUS)2660Goldin Alexander ...25401-026 ≣E00It (blitz)
348Barredo Luis (CUB)2311Alvarez Rodriguez...1-026 ≣A46It (open)
928Barreto Felipe Ku...2198Deste Dayan Kuhn1-024 ≣D02Tournament (a)07 Sep 2011
820Barrionuevo Pablo...2327Amato Leonel1-023 ≣D41It (open)25 May 2009
676Bartos Jan (CZE)2194Brazda Antonin (CZE)19221-022 ≣D30It (open)14 May 2006
923Bassant Jesse (NED)1900Leentvaar Netteke1-022 ≣D30It (open)01 Aug 2011
329Bauer Armin (GER)2171Fabian Nagy Sando...20920-118 ≣D02Ch Hungary (team)...
803Bauer Armin (GER)2171Foehl Frithjof (GER)19461-020 ≣E10It (open) \08 Jan 2009
340Bauer Christian (...2465Wohde Jens (GER)19680-117 ≣D40It (open)
346Beerbaum Dirk (GER)2098Schroeder Christi...20311-027 ≣E00Mecklenburg Lande...
210Begun Sergei M (BLR)2295Korzubov Peter (BLR)24560-128 ≣D41?
943Belkhir Ilan1300Rochette Michel12101-018 ≣E10It (open)29 Dec 2011
591Belotelov Dmitriy...2292Groszpeter Attila...25140-125 ≣E10It (open)
321Belov Igor (RUS)2430Neubauer Juergen19501-027 ≣A05It (open) \
338Beltran Rueda San...2340Roche Peris Eduar...19071-021 ≣A05It (open) (active)
333Benes Petr (CZE)2166Rebicek M1-022 ≣A05It (open)
178Benjamin Joel (USA)2485Denker Arnold S (...22931-027 ≣E10It \
580Berczes David (HUN)2321Eperjesi Laszlo D...22831-026 ≣E10It (cat.2) (a)
183Bereolos Peter (USA)2320Moore Tucker23451-024 ≣A05Tournament \
83Berezhnoi ViktorBerenshtein Arkad...1-019 ≣A16Ch Ukraine (1/2 f...
500Berezovski StanislavMalomuzh D0-126 ≣D40Ch Ukraine (junio...
909Berg-Jensen Joach...2183Gulbrandsen Tor (...21320-128 ≣E00Ch Norway (team) ...01 Apr 2011
261Bericat Angel HugoTunessi Osvaldo1-025 ≣E10corr.
6Bernstein OssipPerlis Julius (AUT)1-028 ≣D41It (2)
337Berresheim Helmut...2116Lenhard Martin (GER)20721-014 ≣A46Ch SJRP (juniors)...
101Bertok Mario (CRO)2282Janosevic Dragolj...23300-123 ≣E10Ch Yugoslavia
879Bezemer Arno (NED)2318Gravemaker Wim La...1-019 ≣D41It (open)08 Aug 2010
46Bidev PavelKarastoichev Emil...0-122 ≣E00Ch Bulgaria01 Aug 1942
166Bilek Michael (GER)2314Holfelder Hans Jo...22241-028 ≣A46Bundesliga 1980/81
961Biniaux Michael (...1724Boulnois Boris15401-026D06It (open)10 Jul 2012
845Bisi Samuele (ITA)1777Saracy Nderim1-014 ≣D02Ch World (juniors...15 Nov 2009
309Bisset AGill T0-124 ≣D32corr.
1Blackburne Joseph...Showalter Jackson...1-021D30
603Bloss Steffi (GER)1969Windelband Jens (...21880-126 ≣A56It (open)30 Jul 2003
529Bobula Mateusz (POL)2379Szczesniak Piotr ...19321-021 ≣A46Ch Poland (team) ...
787Boca Harald (GER)2166Braun Thomas (GER)21690-128 ≣A46Oberliga Bayern 2...26 Oct 2008
804Bocharnikov Oleg ...1841Kalinin Alexander...24591-020 ≣A04Memorial P.Dubini...09 Jan 2009
266BoehmHellmann Thomas (...19500-119 ≣D02It (open)
866Bogner Sebastian ...2549Burnier David (SUI)23001-027 ≣D30It (open)09 May 2010
19Bogoljubow Efim D...Stoltz Gosta (SWE)1-027 ≣A09It
27Bogoljubow Efim D...Rosselli Del Turc...1-027 ≣D02It
795Boillon Vincent (...2157Lin Yun15401-027 ≣D40It (open)
113Bokor Istvan (HUN)2226Ostojic Predrag (...23251-025 ≣E10?
59Bolbochan Jacobo ...Garcia Vera Romeo1-024 ≣E10It
75Bolbochan Julio (...2440Pachman Ludek (CZE)22781-023 ≣E10Olympiad21 Sep 1956
189Bolduc Steve (CAN)2229Souza Ivan (BRA)23241-025 ≣A46Ch World (juniors...10 Aug 1984
551Borchgrevink Hara...2197Pranjal Phukan (IND)20701-025 ≣E10Ch World (juniors...
306Borisov Venjamin ...2248Nikulin G1-021 ≣A46Ch URS (team) (co...
699Bortsova Natasha1112Mason Joanne3131-025 ≣D40Ch Australia (jun...19 Jan 2007
112Bouaziz Nejib (SWE)2107Martinez Jean-Phi...20881-029 ≣D02Olympiad
511Boudalakis FilipposCrymsky Eliezer0-127 ≣D30Olympiad (for the...
800Bourogaa Y1897Touati Bruno (FRA)18580-125 ≣E00It (open) (b)30 Dec 2008
901Bous Florian (GER)2061Neumanova Monika ...16961-028 ≣E10It (open) \29 Jan 2011
959Boztepe SuleymanBerginas Sigitas ...16680-113A46It (open) (for th...03 Jul 2012
540Brandt MadeleineWenke Andrea0-116 ≣D30Ch Germany (junio...
661Branson James (FRA)1708Billoire Clement ...21291-021 ≣D40It (open)26 Dec 2005
496Braschi Giancarlo...2092Fuentes M81-018 ≣E10Tournament
353Braum Hermann JosefWartenberg Erwin15151-019 ≣D41Ch Rheinhessen (o...