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QGD; Semi-Tarrasch 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. cxd5 Nxd5 6. e3

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
165Kottnauer Cenek (...2370Donner Jan-Hein (...24301-034 ≣E10Cup Clare Benedict
167Petrosian Tigran ...2580Najdorf Miguel (POL)24451-035 ≣A17It \
168Toran Albero Roma...2445Donner Jan-Hein (...24301-028 ≣E10It
169Spassky Boris V (...2548Langeweg Christian1-027 ≣A46Memorial M.Chigorin
171Muratov Vladimir ...Yurkov V (RUS)22601-035A13Match
183Schweber Samuel (...2348Riego Victorio (PAR)21681-052 ≣A34Zt
174Ek Hans (SWE)2325Olsson Ake (SWE)22551-033 ≣E10Ch Sweden
175Lein Anatoly (USA)2261Averbakh Yuri L (...24451-036 ≣A13Ch URS
178Portisch Lajos (HUN)2523Padevsky Nikola (...23551-035 ≣A17It
575Djuric Stefan (SRB)2429Delchev Aleksande...26231-039 ≣A05It (open) (active)
182Liberzon Vladimir...2410Tatai Stefano (ITA)23671-047 ≣A17It \
184Dydyshko Viachesl...2512Roizman Abram Y (...23151-030 ≣E00Ch Belarus
191Cammarota Vittori...1911Dael1-027 ≣A09corr.
192Smyslov Vassily (...2620Karpov Anatoly (RUS)25401-029 ≣A30Ch URS
193Malich Burkhard D...2450Heinig Wolfram Dr...23211-020 ≣E10Ch DDR
201Savon Vladimir A ...2595Jansa Vlastimil (...24801-031 ≣A17It04 Sep 1972
194Christiansen Larr...2575Fritzinger Dennis...21911-053 ≣A05Ch USA
196Armio PasiLaatunen Esko1-033A40?
431Leviczki TamasMatyas Imre1-059 ≣E00It (open) \10 Jul 1999
608Cvitan Ognjen (CRO)2538Andrijevic Milan ...23451-050 ≣D41Ch Central Serbia...09 Jul 2012
199Podgaets Mikhail ...2485Klovsky Rafail (UKR)23051-034 ≣E00Olympiad URS
200Garcia Raimundo (...2420Frey Kenneth (MEX)23841-033 ≣A17Olympiad
25Botvinnik Mikhail...2630Ravinsky Grigory ...1-0126 ≣A05Ch URS
204SchubertSchlicht Heinz1-029 ≣D41corr.
207Pachman Ludek (GER)2278Yanofsky D A (CAN)24101-041 ≣A05It (a)
208Yanofsky D A (CAN)2410Kaldor Avraham (ISR)22521-021 ≣E10It (a)
513Okhotnik Vladimir...2440Ferretti Folco (ITA)22641-064 ≣A16It (open)23 Jul 2005
212Soltau Achim (GER)1999Tonnemann Wilhelm1-028 ≣A05corr.
214Niklasson Christe...2350Ekstroem Roland (...24861-028 ≣D41Ch Sweden
215Mattsson BertilLindh Bengt1-030 ≣E10corr.
218Espig Lutz (GER)2480Vaisman Volodia (...24851-037 ≣A05It
337Nikcevic Nebojsa ...2412Manic Jovica (SRB)22381-044 ≣A05It (cat.5)
220Niklasson Christe...2350Hauge Tor Arne (NOR)21241-050 ≣D41It (open) \
224Uhlmann Wolfgang ...2555Bednarski Jacek B...24001-042 ≣A16It (cat.9)
223Vilela Jose Luis ...2359Hedman Senarega J...22021-062 ≣A30Ch Cuba
225Schinzel Wladysla...2375Tepper M22001-021 ≣A17It
227Bernat Ernest (ESP)2118Varas Lauro (ARG)23101-030 ≣D30?
278Drott HSzymczyk Edwin (POL)1-023 ≣D30Match \
527Gilles Francois (...1909Massard Theotime13801-034D41It (open)28 Oct 2006
106Bobekov R (BUL)Bondarevsky Igor ...1-057 ≣E10It
190Filip Miroslav (CZE)2465Platonov Igor V (...24301-027 ≣A05It
270Alburt Lev O (USA)2455Sax Gyula (HUN)25651-057 ≣A05It
299Rolle HannesGruenberg G1-030 ≣A56corr.
591Speelman Jonathan...2507Dittmar Peter (GER)23051-055 ≣A13It (open) \29 Jan 2011
344Panzalovic Srdjan...2458Sinanovic Muhamed...24031-055 ≣A04It
360Solana Suarez Ern...2321Ramos Victor (ESP)21441-088 ≣A05It
230Kallinger OskarMeier Hanspeter1-038 ≣E10Europe Tournament...
371Gagarin Vasilij (...2420Nielsen Jorgen G ...21611-023 ≣A46It (open)
417Eliseev Alexei (RUS)2345Ananchenko Igor (...22851-034 ≣E10Memorial M.Chigor...
202Szabo Laszlo (HUN)1903Donner Jan-Hein (...24801-064 ≣A16It \
442Kosyrev Vladimir ...2512Kutsankov Vladimi...21741-017 ≣E10Cup Russia (open)
550Belenov Dmitry N ...2365Shlegin Stanislav...23091-039 ≣A46It (cat.4)14 Aug 2008
355Chernikov Oleg L ...2400Hacik Radomir (SVK)21581-065 ≣D02It (open)
87Szabo Laszlo (HUN)1903Portisch Lajos (HUN)25231-036 ≣A17It (open)
273Agdestein Simen (...2435Orr Mark J L (IRL)22601-037 ≣E10Olympiad
551Lopez Agustench E...2306Simon Del Sol Jau...20591-047 ≣A46It (open)18 Aug 2008
257Psakhis Lev (ISR)2615Semkov Semko (BUL)23751-0112 ≣E00It (cat.11)
494Lobron Eric (GER)2509Franssila Tommi (...22651-055 ≣A04Cup Rilton
81Fuchs Reinhard (GER)2389Zirngibl Albert1-043 ≣E00It13 Jun 1958
189Antoshin Vladimir...2250Furman Semen (RUS)25501-048 ≣E10Tournament Armed ...
132Bobotsov Milko G ...2405Kozma Julius (CSR)23801-041 ≣A17It
538Kempinski Robert ...2596Wippermann Till (...24381-031 ≣E10It (open) \29 Aug 2007
289Arppi HeikkiPersidsky A1-039 ≣E10?
389Berg Klaus (DEN)2395Meyer Falko (GER)23051-061 ≣A16It (cat.5)
188Sazontiev SSosonko Gennadi (...25201-042 ≣E00Ch Leningrad
386Martinez Martinez...Garriga Lopez Jor...20991-044 ≣A05Ch Catalunia (a)
365Adla Diego (ARG)2415Barreto Ignacio C...22381-052 ≣D35It (open)
426Kostlan JKasik Miroslav (CZE)19881-016 ≣A05It (open) (b)
480Ovsejevitsch Serg...2521Zubov Alexander (...24871-031 ≣A05Ukrainian Games
271HansenGeorgiev Kiril (MKD)25151-026 ≣A46Ch World (juniors)
332Franco Ocampos Ze...2495Antunes Antonio (...24961-050 ≣A13It (open)
390Ulak Slawomir (POL)2310Kusina Jan (POL)20851-036 ≣E10It (open)
378Jakobsen Ole (DEN)2380Olesen Martin (DEN)23551-022 ≣D02It
28Botvinnik Mikhail...2630Szabo Laszlo (HUN)19031-031 ≣D02It
544Prohaszka Peter (...2502Wittmann Walter (...22811-043 ≣D35It (cat.8)09 May 2008
272Peev Peicho (BUL)2405Karolyi Tibor Jr ...24301-069 ≣E10It (cat.7)
12Chekhover Vitaly ...Bondarevsky Igor ...1-060 ≣A16Ch URS (1/2 final)
176Bobotsov Milko G ...2405Teschner Rudolf (...22951-040 ≣A16It
288Roshkov VVZuechner G1-037 ≣A17Europe Tournament...
259Whiteley Andrew J...2280Laird Craig (AUS)22971-026 ≣E00It \04 Feb 1982
450Sokolov Ivan (NED)2658Wintzer Joachim (...23771-041 ≣A40It (open) \
422Gofshtein Zvulon ...2507Luther Thomas (GER)25071-043 ≣A40It (open)
581Efimenko Zahar (UKR)2683Saric Ante (CRO)24721-051 ≣E00It (open) \07 May 2010
443Neverov Valeriy (...2547Turner Jan (CZE)22921-048 ≣E00It (open)
438Coduro OttoNiedermeier Johann1-076 ≣D02Niederbayern liga...
60Szabo Laszlo (HUN)1903Unzicker Wolfgang...24331-038 ≣E10Olympiad
596Aripov Iskandar (...2193Muminova Nafisa (...23191-040 ≣A40Cup Central Asia ...19 Oct 2011
525Istratescu Andrei...2615Ekstroem Roland (...24611-046 ≣E10Ch Switzerland (t...30 Sep 2006
231Ogaard Leif (NOR)2435Forintos Gyozo V ...24351-031 ≣A30It (cat.7)
340Christensen Niels...2296Andersen Rune Ege...20501-040 ≣A05It (open)
234Kasparov Garry (RUS)2812Begun Sergei M (BLR)22951-024 ≣D41Memorial A.Sokolsky
430Kiss Emese (HUN)2034Lukacs Jozsef (HUN)20961-046 ≣E00It (sheveningen)
239Barbera SBrusiani Angelo1-026 ≣D41corr.
241Kharitonov Andrei...2525Korensky Valeri S...24351-025 ≣A05Ch Russia
242Lorincz Istvan (HUN)2270Hradeczky Tamas (...22161-019 ≣A46Tournament
243Nunn John D M (ENG)2515Wells Peter K (ENG)24971-025D30It (open) \
279Gatto ClaudioCoriell J1-023 ≣D30World Tournament ...
244Jakobsen Ole (DEN)2410Nielsen Jorgen G ...21611-030 ≣E10Ch Denmark
369Agrest Evgenij (SWE)2475Khavsky Sergey V ...23351-065 ≣D41Memorial M.Chigorin
246Bilek Michael (GER)2314Holfelder Hans Jo...22241-028 ≣A46Bundesliga 1980/81