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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
312Alienkin Aleksand...2379Heimsoth Holger (...21671-023 ≣A05Ch Belgium (team)...23 Oct 2011
223Zaskalski Pawel (...Herweh Patrick1-027D25Verbandsliga Bade...09 Apr 2006
121Bretschneider Chr...2004Hibbeln Christian...20451-021D02It (open)
35Goldsmith Alan (AUS)2216Hill Robin (AUS)21751-029 ≣D25Ch Australia28 Dec 1971
116Sonntag Hans-Hube...2380Hoffman Paul1-013 ≣D02It (open) (active)
234Urkedal Frode (NOR)2281Holen Torgeir1-022 ≣D25Ch Norway (team) ...11 Mar 2007
257Nur NabilaHo Nguyen Minh Phuc1-025 ≣D20Ch ASEAN (juniors...11 Jun 2008
210Wornath Kai Rudol...2388Huch Reiner (GER)23250-125 ≣D25Ch Germany (blitz...02 Apr 2005
23Heil Siegfried (GER)2341Humburg Hans1-025 ≣D25It (open)21 May 1965
56Priehoda Vitezsla...2388Husek Zdenek (SVK)20331-030 ≣D25Ch Slovakia
107Mester Gyula (HUN)2340Husek Zdenek (SVK)20331-029 ≣D25Ch Hungary (team)
151Sulskis Giedrius ...2189Ilczuk Piotr (POL)23231-022D02It (open) (b)
290Chernyadev VadimIvanov Vladimir A...20770-121 ≣D25Cup Corporation \23 Jul 2010
132Khusnutdinova Lui...2230Javakhishvili Lel...21100-117 ≣D25Ch Europe (junior...
229Hrtko Vladimir (SVK)2141Jelen Peter (SVK)22330-121 ≣D25Extraliga 2006/0710 Dec 2006
213Mate Balazs (HUN)2171Jentsch Dieter (GER)21890-122 ≣D02Ch Europe ICSC (f...24 Jun 2005
164Grotnes Nils (NOR)2265Johannessen Svein...23061-027 ≣D25Ch Norway (team) ...
136Lichius ReinhardJurgeit Sven1-011 ≣D25Ch Chess Club
155Levin Felix (GER)2531Kalinin Oleg (UKR)24321-020 ≣D25It (cat.10)
174Lange Soenje (GER)2035Kammer Marion1-030 ≣D04Ch City (open)
185Dobai Szabolcs (HUN)2099Karolyfalvi Janos...17671-020 ≣D25It (open) (b)16 Jul 2002
297Gureev Dmitry (RUS)2117Kasyanov Andrey (...22091-023 ≣D25Tournament (open) \03 Jan 2011
310Kalmuk Krzysztof ...1815Kaszycki Jan1-019 ≣D02Memorial A.Rubins...20 Aug 2011
89Sasata Robert (CAN)2279Katz Stewart1-027 ≣D02It (open) \
114Ruether Rudolf (GER)2184Kaunzinger Albert...22251-029 ≣D02Ch Bayern
305Graf Joachim (GER)2103Kayser Wilhelm1-07 ≣D02Cup Gold06 May 2011
71RyanKeady0-130 ≣D25corr.
70Jasnikowski Zbign...2376Kekki Jorma (FIN)21001-028 ≣D25It (open)
314Balteanu Luca-AndreiKelemen Norbert0-112 ≣D20Ch World (schools...04 May 2012
212Bahnmueller Ingo1782Keller Alfred (GER)20041-026 ≣D04It (open)07 May 2005
205Baumeister Juerge...1886Keller Alfred (GER)20250-126 ≣D04Ch Wuerttemberg (b)30 Aug 2004
190Rottier Pierre PhilKhongaloos Zorik0-125 ≣D25It (open)
80Mohr PeterKilb Paul1-018 ≣D25It (open)
150Renk Christoph (GER)1857Kluemper Willi (GER)22050-125 ≣D04It (open)
124Odachowski Arthur...2205Knoll F1-014 ≣D25It (open)
83Rodenas Sanches AKnudsen John22150-119 ≣D25World Tournament ...
284Thorfinnsson Bjor...2404Kogan Artur (ISR)25260-127 ≣D25It (open)03 Mar 2010
260Christensen Klaus...2088Kogan Artur (ISR)25610-124 ≣D25Cup Baltic Sea (o...05 Aug 2008
206Ajupov Damir (RUS)2314Kosov Igor (RUS)17691-028 ≣D25Memorial M.Chigor...16 Oct 2004
266Asimakopoulos Ana...Kouroumpas Harilaos1-027D04Ch Greece (junior...11 Oct 2008
40Portisch Ferenc (...2342Kovacevic Damir22001-023 ≣D25It
32Osnos Viatcheslav...2384Kovacs Lajos D (HUN)21701-029 ≣D02?
29Ghitescu Theodor ...2384Kovacs Zoltan (HUN)21461-022 ≣D25?
175Shtyrenkov Veniam...2446Kozlov Viktor Mih...23191-027 ≣D25It (cat.8)
272Baraeva Marina (RUS)1983Krepysheva Ksenia...18151-030 ≣D02Ch Russia (junior...17 Apr 2009
128Oesterle ChristianKuhnert Carsten1-026 ≣D21Ch Germany (junio...
293Snorek Milan (CZE)2143Lacina Filip (CZE)19921-023 ≣D02It (open)02 Oct 2010
93Silva PVLaia Carlos0-130 ≣D02Ch Portugal (team)
283Priadun Rudolf (RUS)2032Lapin Daniil1-030 ≣D04Ch Khakasia (open)20 Feb 2010
84Melkeraaen TLauvsnes Arild (NOR)22700-120 ≣D25It
167Hausmann Hans-Ulr...1950Lau Wolfgang (GER)20190-117 ≣D25Ch City (seniors)
129Stauch Frank2075Ledfuss Guntram19601-026 ≣D02Bayern Regionalli...
5Saemisch Friedric...2200Lehmann Heinz G (...22850-127 ≣D02It
240Nordli Anders Sam...Lindsoe Fredrik-A...20010-127 ≣D25It (open) \12 Aug 2007
102Malzacher WolfgangLipecki Alexander...21380-129 ≣D25It (open)
258Sokolov Igor (RUS)2225Lugovoy Dmitry (RUS)20821-028 ≣D02Cup Volga (open)
25Uusi Gunnar (EST)2410Luik Helmuth (EST)22090-130 ≣D02Ch Estonia
211Cherniaev Alexand...2265Lyell Mark (ENG)22031-030 ≣D02Ch England (team)...01 May 2005
74TaylorLythgoe1-021 ≣D25corr.
88Neumann Martin (GER)1708Mahnke E1-019 ≣D25It (open)
296Socko Bartosz (POL)2657Majdan Joanna (POL)23331-025 ≣D25Ch Europe (active)19 Dec 2010
2Camara RonaldMangini Jose Thiago1-020 ≣D02Ch Brazil
142Kurajica Bojan (CRO)2570Martic Zlatko (CRO)23051-028 ≣A46Ch Croatia (team)...
184Muir Andrew J (SCO)2316Mason Donald (ENG)22561-026 ≣D25Ch Great Britain
36Korchnoi Viktor (...2640Matulovic Milan (...25250-128 ≣D25Match \
68Zeising MMatuschak U0-128 ≣D02corr.
161Ryan Joseph (IRL)2291McMahon Daire (IRL)22461-030 ≣A46Zt
295Chiburdanidze Mai...2500Meenakshi S (IND)23361-023 ≣D02Ch World (w)04 Dec 2010
299Burger Heinrich (...2159Meinicke Kurt (GER)15331-020 ≣D02Ch City (seniors)...30 Jan 2011
188Ruetten Ingmar (GER)2047Meins Gerlef (GER)24400-120 ≣A06It (open)
186Atalik Suat (BIH)2541Meins Gerlef (GER)24401-026 ≣D02It (open)
253Acacio Ricardo Ma...Mello Marcos Fern...15861-022 ≣D02Tournament (Elo) (b)10 Apr 2008
78Scherler HMenken Ulrich0-125 ≣D25It (open)
118Dovzik Juri (UKR)2395Menyhart Tibor (HUN)22101-013 ≣D02Ch Hungary (team)...
130Csala Imre (HUN)2225Menyhart Tibor (HUN)22300-129 ≣D02Ch Hungary (team)...
97Scott MarkMercedes Miguel1-028 ≣A46corr.
207Wiessner Johann (...1875Michalko Matej (SVK)17521-029D25It (open)18 Nov 2004
315Kosic Dragan (MNE)2528Miljkovic Mirosla...24751-030 ≣D02Ch Bosnia & Herze...08 Jun 2012
181Artemchuk Taras (...2224Milko Sergey1-028 ≣D25Memorial I.Stepichev
46Gerusel Mathias (...2395Miltner Arndt (GER)23201-026 ≣D25Ch BRD
286Zavadil Michal (CZE)2143Mlensky Dalibor (...21320-129 ≣D25Czech League 2009...22 Mar 2010
75Von Kap-Herr Alex...2131Molitor P1-026 ≣D25Ch Rheinhessen (C1)
61Grotnes Nils (NOR)2193Mork Kjell-Arne (...22701-027 ≣D25Ch Norway
192Schartmann DanielMueller Erik1-022 ≣D02Tournament (junio...
1Monticelli Mario ...Muffang Andre (FRA)1-020 ≣D04Olympiad
254Prazak Matej1250Nespurek Petr12500-16 ≣D20Czech League 2007...27 Apr 2008
133Tulchinsky Mikhai...2305Nesterenko Nikita...1-023 ≣D25Cup Russia (open)
176Oberhofer Max (GER)2214Neubauer Ralf Dr ...20561-028 ≣D25It (open)
268Vyakhirev VladimirNikiforov Sergei0-129 ≣A05It \30 Nov 2008
203Figura Ludmila (RUS)2181Nikolaeva Alexand...21331-030 ≣D02Ch Russia (junior...
98Rivera Alberto (CUB)2370Oblitas Carlomagn...24801-028 ≣D02Memorial J.Capabl...
225Dzupin Dmitry (UKR)2298Odnorozhenko Evge...22550-129 ≣A46Cup Independence ...20 Aug 2006
289Dworakowska Joann...2315Osmanodja Filiz (...20591-028 ≣D25It (w)10 Jul 2010
154Kovar Jan (CZE)2160Palkova Katerina ...20141-026D25It (open) (junior...
178Minzer Claudio Ja...2394Panadero Esperalt...1-023 ≣D25It (open)
220Lazaridis Har (GRE)2124Pantazopoulos Sta...21161-021 ≣D25Ch Greece (junior...05 Jan 2006
171Khanov Vjacheslav...2262Pastushkov Mikhai...21111-028 ≣D25Ch Tula Region (o...
173Rossi Giampiero (...2097Pede Lucio (ITA)18301-026 ≣D25Ch Provinciale CO02 Feb 2001
33Rosell Kaj (DEN)2331Pedersen Erik (DEN)23991-014 ≣D25Memorial L.Rasmussen
51Dobosz Henryk (POL)2360Pedersen Hans Dah...22121-015 ≣D25It (b)