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QGA, 4.e3 Notation: 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Bg4

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
206Ajupov Damir (RUS)2314Kosov Igor (RUS)17691-028 ≣D25Memorial M.Chigor...16 Oct 2004
294Alba Tarradelles ...1908Farre Regada Juli...18920-123 ≣D25Ch Provincial
204Alcon Herrero Jav...2046Torcal Andolz Alf...19100-128 ≣D25Memorial Rey Ardi...12 Apr 2004
280Al Zarooni Ahmed ...1798Qorolli Shpresmir1-022 ≣D25Ch World (juniors...20 Nov 2009
271Andrejic Vladica ...2234Simic Vladica (SRB)20761-025 ≣D25Ch Europe10 Mar 2009
267Antonova Nadezhda...1827Duron Sari1-027 ≣D25Olympiad (w)22 Nov 2008
298Arceri Paolo1464Russo Roberto (ITA)18510-121 ≣D25Memorial Salvator...13 Jan 2011
181Artemchuk Taras (...2224Milko Sergey1-028 ≣D25Memorial I.Stepichev
73Bacis Jean-Franco...2230Fadel Mario0-115 ≣D25It (open)
79Berben TheoHebels Alex0-123 ≣D25corr.
274Bodiroga Predrag ...2431Romanishin Oleg M...25030-125 ≣D25It (open)07 Jun 2009
301Boettger Marko (GER)Volz Daniel (GER)1-025 ≣D25Verbandsliga Bade...17 Apr 2011
123Bromberger Stefan...2511Grund Holger (GER)23750-124 ≣D25Tournament (team)
106Castillo Anthony ...2200Gervais Victor (FRA)22701-027 ≣D25Ch World (juniors...
269Castro Santimoteo...2064Gomez Contelles Jose1-028 ≣D25Ch Valencia (team...10 Jan 2009
309Cech Pavel (CZE)2369Chalupa Ivan (CZE)21391-027 ≣D25Ch Czech Republic...15 Jul 2011
11Chernikov Oleg L ...2402Blagidze Alexander0-127 ≣D25Ch URS (club)
290Chernyadev VadimIvanov Vladimir A...20770-121 ≣D25Cup Corporation \23 Jul 2010
260Christensen Klaus...2088Kogan Artur (ISR)25610-124 ≣D25Cup Baltic Sea (o...05 Aug 2008
319Collado Barbas La...2118Vega Gutierrez Sa...23550-120 ≣D25Ch Spain (w)
304Collier David (ENG)2100Wagner Guy (WLS)18851-011 ≣D25Ch England (team)...30 Apr 2011
255Correa Lorena Mar...Zummach Bruna Ecker1-022D25Ch Brazil (w)24 May 2008
41Cruz LorenzanaRivas Pastor Manu...25590-127 ≣D25Olympiad
200Cuevas Yanez JoseRedondo Arguelles...16301-021 ≣D25Ch Asturias (team...13 Dec 2003
15Damjanovic Mato (...2303Barczay Laszlo (HUN)23811-028 ≣D25It
43Debarnot Roberto ...2355Castro Oscar H (COL)24251-017 ≣D25?
145Deglmann Ludwig (...2327Schmitz Andreas A...21821-021 ≣D25It (open)
58De Heer H (NED)Dissel Henk (NED)19781-027 ≣D25corr.
86Delcros ASlavkovic Vitomir...17890-125 ≣D25It (open)
101Dickau Daniel (ARG)2042Scarella Enrique ...24200-125 ≣D25It (open)
165Dizdar Goran (CRO)2526Petrov Jole (CRO)24261-026 ≣D25Cup Croatia
185Dobai Szabolcs (HUN)2099Karolyfalvi Janos...17671-020 ≣D25It (open) (b)16 Jul 2002
51Dobosz Henryk (POL)2360Pedersen Hans Dah...22121-015 ≣D25It (b)
289Dworakowska Joann...2315Osmanodja Filiz (...20591-028 ≣D25It (w)10 Jul 2010
156Faisal Kashwani (...2029Taleb Moussa (UAE)23890-120 ≣D25It (open)
27Farago Ivan (HUN)2488Szilagyi Gyorgy (...23700-125 ≣D25Ch Hungary
60Feichtinger Hans1860Bauerndistel B1-023 ≣D25corr.
10Foguelman Alberto...2310Bronstein David I...24320-121 ≣D25Izt
119Freising Manuel (...2106Poth Walter1-021 ≣D25Ch Pfalz (open)
163Garifulin Alexand...2270Eryomenko Volodym...25040-121D25Memorial V.Klubis
18Geller Efim P (RUS)2455Schroeder Raymond...20011-015 ≣D25It
46Gerusel Mathias (...2395Miltner Arndt (GER)23201-026 ≣D25Ch BRD
29Ghitescu Theodor ...2384Kovacs Zoltan (HUN)21461-022 ≣D25?
31Gligoric Svetozar...2447Ghitescu Theodor ...23841-027 ≣D25It
50Gneusz WWolf Lucas0-126 ≣D25Ch DDR (corr.)
35Goldsmith Alan (AUS)2216Hill Robin (AUS)21751-029 ≣D25Ch Australia28 Dec 1971
61Grotnes Nils (NOR)2193Mork Kjell-Arne (...22701-027 ≣D25Ch Norway
164Grotnes Nils (NOR)2265Johannessen Svein...23061-027 ≣D25Ch Norway (team) ...
297Gureev Dmitry (RUS)2117Kasyanov Andrey (...22091-023 ≣D25Tournament (open) \03 Jan 2011
112Gustafsson JohanSkold Lennart1-017 ≣D25Ch Sweden (corr.)
87Hansen JanStangeland Karle ...20570-125 ≣D25It (open)
167Hausmann Hans-Ulr...1950Lau Wolfgang (GER)20190-117 ≣D25Ch City (seniors)
138Hegeler Frank (GER)2360Becker Walter (GER)23271-025 ≣D25Bundesliga (2nd) ...
23Heil Siegfried (GER)2341Humburg Hans1-025 ≣D25It (open)21 May 1965
45Henttinen Markku ...2270Aagaard Michael (...20440-112 ≣D25Ch Denmark (juniors)
219Hoedtke Joern (GER)1814Rodig Claus (GER)17361-027 ≣D25It (open)
229Hrtko Vladimir (SVK)2141Jelen Peter (SVK)22330-121 ≣D25Extraliga 2006/0710 Dec 2006
139Hummel Patrick (USA)2240Stevens Lawrence ...20401-030 ≣D25It (open) \
196Iljushin Alexei (...2534Reutsky Sergei (RUS)23181-024 ≣D25Cup Russia (open)
21Ivkov Borislav (SRB)2416Damjanovic Mato (...23031-030 ≣D25It
70Jasnikowski Zbign...2376Kekki Jorma (FIN)21001-028 ≣D25It (open)
231Jurkiewicz Krzysz...2147Zilka Stepan (CZE)23750-123 ≣D25It (open)30 Dec 2006
82Justo Damian (ARG)2312Fulgenzi Ernesto ...23381-030 ≣D25Tournament FMDA (...
122Kaminik Aleksanda...2280Wadsack Wolfgang ...22251-027 ≣D25It (open) (b)
26Keller EdithWinter Irene (GER)20111-029 ≣D25Zt (w)
113Kempinski Robert ...2455Grund Holger (GER)23351-025 ≣D25Ch Europe (junior...
171Khanov Vjacheslav...2262Pastushkov Mikhai...21111-028 ≣D25Ch Tula Region (o...
6Khodos German (RUS)2200Tal Mikhail N (LAT)25200-123 ≣D25Ch URS
132Khusnutdinova Lui...2230Javakhishvili Lel...21100-117 ≣D25Ch Europe (junior...
282Kistella Roman (GER)2361Heimsoth Holger (...21761-024 ≣D25NRW-liga 2009/1010 Jan 2010
9Klasups KarlisZilber Israel (USA)24000-124 ≣D25Ch Latvia
54Kliska Predrag (CRO)2133Stankov Georgi (BUL)22900-128 ≣D25corr.
36Korchnoi Viktor (...2640Matulovic Milan (...25250-128 ≣D25Match \
182Kort Jacob (NED)2225Schmitz Manuela (...21111-030 ≣D25It (open)
149Kostjuk Tatjana (...2130Bergalina N (UKR)1-026 ≣D25Ch Ukraine (junio...
154Kovar Jan (CZE)2160Palkova Katerina ...20141-026D25It (open) (junior...
158Kozul Zdenko (CRO)2611Golubovic Boris (...24661-028 ≣D25Ch Slovenia (team)
324Kozul Zdenko (CRO)2621Rabiega Robert (GER)25151-028 ≣D25Bundesliga (2nd) ...20 Oct 2012
148Krnavek Lubomir (...2313Vojta Tomas (CZE)22461-027 ≣D25Czech League 1999...
141Kulbacki JamesBrumley Ron Jr1-029 ≣D25It (open)
322Kuljasevic Davori...2555Petrov Jole (CRO)24191-028 ≣D25Ch Croatia (team)...24 Sep 2012
7Lange Hans-WernerVan Seters Frits ...23001-029 ≣D25It (b)
220Lazaridis Har (GRE)2124Pantazopoulos Sta...21161-021 ≣D25Ch Greece (junior...05 Jan 2006
279Leitao Rafael (BRA)2610Galati Mario Augu...22061-028 ≣D25It (open) \07 Sep 2009
306Leshchyshak Igor ...2137Soldatov Volodymyr1-022 ≣D25Ch City (open)11 Jun 2011
155Levin Felix (GER)2531Kalinin Oleg (UKR)24321-020 ≣D25It (cat.10)
136Lichius ReinhardJurgeit Sven1-011 ≣D25Ch Chess Club
13Lilienthal Andor ...2385Gurgenidze Bukhut...21081-029 ≣D25Ch \
20Lilienthal Andor ...2385Bokuchava Aleksan...1-026 ≣D25It
69Lindestrom Torste...2215Pedersen Jacob Ba...21520-119 ≣D25Ch Denmark (qual)
224Loktiev Ivan (RUS)2365Feller Joseph (LUX)21740-122 ≣D25Ch Europe (seniors)08 Aug 2006
102Malzacher WolfgangLipecki Alexander...21380-129 ≣D25It (open)
64Martinovsky Eugen...2299Blankenau Mike P ...22481-026 ≣D25It (open) \
287Mateer Amanda Rae...2170Haskel Jeffrey (USA)22291-028 ≣D25It (open)09 Jun 2010
237Meenakshi S (IND)2336Peng Zhaoqin (NED)24190-130 ≣D25It (open)13 May 2007
84Melkeraaen TLauvsnes Arild (NOR)22700-120 ≣D25It
107Mester Gyula (HUN)2340Husek Zdenek (SVK)20331-029 ≣D25Ch Hungary (team)
22Minev Nikolay N (...2370Radulov Ivan (BUL)23060-123 ≣D25Ch Bulgaria05 Apr 1965
178Minzer Claudio Ja...2394Panadero Esperalt...1-023 ≣D25It (open)
80Mohr PeterKilb Paul1-018 ≣D25It (open)