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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
69Lindestrom Torste...2215Pedersen Jacob Ba...21520-119 ≣D25Ch Denmark (qual)
264Hoang Thi Bao Tra...2250Peng Zhaoqin (NED)24551-017 ≣D04World Mindsports ...04 Oct 2008
237Meenakshi S (IND)2336Peng Zhaoqin (NED)24190-130 ≣D25It (open)13 May 2007
165Dizdar Goran (CRO)2526Petrov Jole (CRO)24261-026 ≣D25Cup Croatia
322Kuljasevic Davori...2555Petrov Jole (CRO)24191-028 ≣D25Ch Croatia (team)...24 Sep 2012
38Trois Francisco R...2275Pimenta Jose Roberto1-023 ≣A50Ch Brazil
245Suchomel Ales (CZE)1610Pochobradsky Libor12501-027D04Czech League 2007...01 Dec 2007
119Freising Manuel (...2106Poth Walter1-021 ≣D25Ch Pfalz (open)
147Volak Michal (CZE)2187Ptak Pavel (CZE)21601-022 ≣D25Czech League (2nd)
179Partington Anna (...2072Punnett Alan Kenn...21290-129 ≣A46Ch England (team)...
292Slavin Alexei (RUS)2426Punnett Alan Kenn...20871-018 ≣A46It (open)10 Sep 2010
77McCarter RobertPuryear D1-029 ≣D04It (open) (b)
280Al Zarooni Ahmed ...1798Qorolli Shpresmir1-022 ≣D25Ch World (juniors...20 Nov 2009
324Kozul Zdenko (CRO)2621Rabiega Robert (GER)25151-028 ≣D25Bundesliga (2nd) ...20 Oct 2012
19Savon Vladimir A ...2443Radulov Ivan (BUL)23061-021 ≣D25Match \
22Minev Nikolay N (...2370Radulov Ivan (BUL)23060-123 ≣D25Ch Bulgaria05 Apr 1965
214Strand AndreasRaith Andreas (AUT)17041-025 ≣D02It (open) (junior...19 Aug 2005
288Oms Pallise Josep...2517Randazzo Adrian (...22511-029 ≣D25It (open)04 Jul 2010
200Cuevas Yanez JoseRedondo Arguelles...16301-021 ≣D25Ch Asturias (team...13 Dec 2003
285Jankovic Alojzije...2560Reutsky Sergei (RUS)23871-025 ≣D02Ch Europe10 Mar 2010
196Iljushin Alexei (...2534Reutsky Sergei (RUS)23181-024 ≣D25Cup Russia (open)
53Semenova Lidia K ...2209Richtrova Eliska ...22681-025 ≣D02It \
41Cruz LorenzanaRivas Pastor Manu...25590-127 ≣D25Olympiad
194Wuthrich Guillaum...1960Rivier Kevin (FRA)1-025 ≣D06It (open)
219Hoedtke Joern (GER)1814Rodig Claus (GER)17361-027 ≣D25It (open)
199Panelo Marcelo (ARG)2393Rodriguez Hernand...1-026 ≣D25Dos Hermanas Qual...17 Mar 2003
274Bodiroga Predrag ...2431Romanishin Oleg M...25030-125 ≣D25It (open)07 Jun 2009
221Bellon Lopez Juan...2438Romanishin Oleg M...25420-126 ≣D02It (open)03 Mar 2006
308Velioniskis Rober...1953Ruginiene Ramune1-026D25Cup Baltija (open)19 Jun 2011
298Arceri Paolo1464Russo Roberto (ITA)18510-121 ≣D25Memorial Salvator...13 Jan 2011
250Souza Marcos Vale...2171Santos Eriberto N...17931-025 ≣D25Tournament (open)21 Mar 2008
12Szekely MihalySapi Laszlo (HUN)22750-120 ≣D25Ch Budapest
265Kirusha Andrey (RUS)2373Sarkisov Vladimir...19641-022 ≣A06Memorial M.Chigor...04 Oct 2008
101Dickau Daniel (ARG)2042Scarella Enrique ...24200-125 ≣D25It (open)
317Mihajlov Svetosla...2092Schjelderup Nils-...19301-024 ≣D02Memorial Svein Jo...25 Jun 2012
198Hopster Ruud (NED)2011Schmitz Andreas A...21770-123 ≣D04It (open)
145Deglmann Ludwig (...2327Schmitz Andreas A...21821-021 ≣D25It (open)
182Kort Jacob (NED)2225Schmitz Manuela (...21111-030 ≣D25It (open)
217Kwossek Georg (GER)2110Schober Manfred (...20500-130 ≣D02It (open)21 Oct 2005
18Geller Efim P (RUS)2455Schroeder Raymond...20011-015 ≣D25It
227Palotas Peter (HUN)1836Schuetz Peter (SVK)19650-122 ≣D25Tournament (Elo) (b)09 Sep 2006
275Gutman Gennadi (UKR)2508Schuetz Peter (SVK)19401-018 ≣D02It (open) (j)18 Jul 2009
81Majzlan Igor (SVK)2174Schuetz Peter (SVK)18891-030 ≣D02It (open) \
208Mueller Reinhard ...2023Segeritz Philipp15721-030 ≣D25Ch Germany (junio...30 Dec 2004
47Townsend M Paul (...2253Seidel Juergen (GER)20561-029 ≣D25It (open)
249Pozdniakov Vladim...2251Selin Vladimir (RUS)23450-110 ≣D02Ch City11 Feb 2008
91Read RShapiro S1-025 ≣D25It (open)
318Ponomarev Ilya2066Shestakov Alexey18061-018 ≣D25Memorial Sukharev...18 Jul 2012
134Rapoport Evgeny (...2265Shevelev Arkady (...23850-127 ≣D25Match \
63Kuijf Marinus (NED)2470Shvidler Eliahu (...24501-025 ≣D02It (cat.11)
271Andrejic Vladica ...2234Simic Vladica (SRB)20761-025 ≣D25Ch Europe10 Mar 2009
246Milicevic Miodrag...2243Simic Vladica (SRB)20821-010 ≣D02Ch Central Serbia14 Dec 2007
28Nevole Vladimir (...2051Sindler1-027 ≣D25?
65Djuric LSion Castro Marce...23711-026 ≣D02It (open)
256Sondermann Johann...2148Sisatto Olli (FIN)22810-127 ≣D25It (cat.2)11 Jun 2008
126Sprotte Norbert (...2185Skodzek Andreas (...21881-024 ≣D02It (open)
112Gustafsson JohanSkold Lennart1-017 ≣D25Ch Sweden (corr.)
291Van Veelen Jouke1801Slagter Jonathan14001-020 ≣D25Ch Netherlands (o...11 Aug 2010
86Delcros ASlavkovic Vitomir...17890-125 ≣D25It (open)
238Stala Grzegorz (POL)1993Smirnov Alexander...22180-119 ≣D25It (open)14 Jun 2007
172Savon Vladimir A ...2449Smirnov Alexander...22721-022 ≣D02Cup Russia (open)
306Leshchyshak Igor ...2137Soldatov Volodymyr1-022 ≣D25Ch City (open)11 Jun 2011
57Reshevsky Samuel ...2460Solmundarson Magn...22191-027 ≣D02It (open)
243Rykov M1979Solovyov Sergey V...20830-130 ≣D25Ch Region (1/2 fi...09 Oct 2007
159Zaerban Jan Chris...2103Spangenberg Klaus1-025D02It (open)
4Langeweg ChristianSpassky Boris V (...25480-122 ≣D02Olympiad (student...
48Skembris Spyridon...2463Stamatopoulos Ioa...21311-024 ≣D25?
87Hansen JanStangeland Karle ...20570-125 ≣D25It (open)
54Kliska Predrag (CRO)2133Stankov Georgi (BUL)22900-128 ≣D25corr.
307Koelbl Ines (GER)1808Stark Saskia (GER)20010-124 ≣D02Ch Germany (junio...12 Jun 2011
139Hummel Patrick (USA)2240Stevens Lawrence ...20401-030 ≣D25It (open) \
251Nagel Bernhard (GER)2234Stockmann Michael...22101-029 ≣D02Ch Hessen (Gr. A)21 Mar 2008
323Morozov Grigoriy ...2356Stukopin Andrey (...24940-130 ≣D25Ch Moscow (team)06 Oct 2012
67Lezcano Jaen Pedr...2375Suarez Marcos1-026 ≣A46It (open)
232Peredy Ferenc (HUN)2265Sulava Nenad (CRO)25210-128 ≣D20It \02 Jan 2007
183Lauer Ludovic (FRA)2139Sulava Nenad (CRO)25330-115 ≣A46It (open)
27Farago Ivan (HUN)2488Szilagyi Gyorgy (...23700-125 ≣D25Ch Hungary
156Faisal Kashwani (...2029Taleb Moussa (UAE)23890-120 ≣D25It (open)
6Khodos German (RUS)2200Tal Mikhail N (LAT)25200-123 ≣D25Ch URS
72Dlugy Maxim (USA)2530Tapper Larry (USA)22551-029 ≣D02It (open)
233Grachev Boris (RUS)2602Tarlev Konstantin...24901-028 ≣A46It (open)03 Feb 2007
189Schwarz Arnd-Rued...2139Teske Henrik (GER)25380-119 ≣A05It (open)
209Primel Dominique ...2082Theon Pierre (FRA)22150-120 ≣A06Ch France (team) ...08 Jan 2005
191Milosevic Aleksan...2264Todorov Ognjan (BUL)23430-127 ≣A06Ch Serbia & Monte...
168Sbarra Marco (ITA)2246Todorov Ognjan (BUL)23810-126 ≣D25It (open)
204Alcon Herrero Jav...2046Torcal Andolz Alf...19100-128 ≣D25Memorial Rey Ardi...12 Apr 2004
230Petrekanovic Miro...2094Trbovic Bogdan (SRB)20101-023 ≣D25It (open)27 Dec 2006
157Sjogren Bo (SWE)2211Valaker Ole J (NOR)21341-024 ≣D02It (open)
42Scheeren Peter (NED)2445Van Der Vliet Fre...22660-122 ≣D25Ch Netherlands
92De Wit WilliamVan Roosmalen A0-117 ≣D04corr.
7Lange Hans-WernerVan Seters Frits ...23001-029 ≣D25It (b)
166Sokolov Ivan (NED)2611Van Veen Oscar (NED)22161-022 ≣D25It (open)
311Verduyn Frederic ...2177Vedder Richard (NED)22600-129 ≣A06Ch Belgium (team)...09 Oct 2011
319Collado Barbas La...2118Vega Gutierrez Sa...23550-120 ≣D25Ch Spain (w)
302Severri Arrese Ca...1960Velten Paul (FRA)23100-121 ≣D04It (open)18 Apr 2011
277Callet Emmanuel (...2215Velten Paul (FRA)21530-123 ≣A06Ch France (access...12 Aug 2009
49Nogueiras Jesus (...2526Vera Reynaldo (CUB)24551-028 ≣D25It
303Vasquez Ayola JhonVergara Carlos Ivan1-025 ≣D25It (open) (c)22 Apr 2011
59Petkevich Jusefs ...2380Viksna T1-030 ≣D04?
169Iljin Artem (RUS)2364Vitiugov Nikita (...23821-030 ≣A06Ch Russia (junior...