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Mexican Defence: Horsefly Gambit 1.d4 Nf6 2.c4 Nc6 3.d5 Ne5 4.f4

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
150Abolianin Arthur ...2412Cekro Ekrem (BEL)2433½-½13 ≣A50Ch Belgium
46Ac Michal (SVK)2174Hujo Jozef (SVK)20571-018 ≣A50Slovak League 199...
23Ac Michal (SVK)2174Petrik Stanislav ...2165½-½12 ≣A50Ch Slovakia
279Afonin Mikhail (RUS)2005Frolov Alexander ...21111-011 ≣A50Ch City22 Dec 2010
18Aguiar Garcia Jua...2105Guzman Jimenez J2024½-½19 ≣A50Ch Malaga14 Mar 1981
139Ajupov Damir (RUS)Aleshin Oleg (RUS)2418½-½7 ≣A50Ch Russia (junior...
314Albrecht Rainer (...2102Bjarnehag Peter (...2177½-½17 ≣A50It \13 Jul 2012
127Alvarez Solis Jes...2068Bombin Pinera Dio...2110½-½10 ≣A50Ch Asturia (team)...27 Jan 2001
130Amura Claudia N (...2363Montilla Carrillo...2296½-½14 ≣A50It (open)
52Andersen Ole Bo (...2138Paulsen Jack Eigi...2208½-½16 ≣A50Ch Norway (team)
113Anderson Selby K ...2210Valvo Michael J (...23680-119 ≣A50It (open)
70Antic Dejan (SRB)2435Petronic Jovan (SRB)2440½-½11 ≣A50Ch Yugoslavia (1/...
214Asfora Marco (BRA)2228Xavier Nazareno (...21221-019 ≣A50Memorial J.Capabl...25 Nov 2007
141Ataman Alper (TUR)2189Klinova Masha (ISR)2400½-½15 ≣A50It (open) \
315Bagaturov Giorgi ...2455Mohammad Farhan½-½11 ≣A50It (open)01 Aug 2012
94Balazs Tibor Jr (...2199Abel Lajos (HUN)2311½-½10 ≣A50Ch Hungary (team)...
98Balla Tamas (ROM)2056Lobont Luca1-018A50It (open) (active)
239Barros Melo Danie...Oliveira Hitalo D...1-019A50Tournament (open)10 Oct 2008
194Barsov Alexei (UZB)2526Mancini Mario (FRA)2221½-½18 ≣A50It (open)
299Basilio Rodriguez...1907Fenollar Bataller...18501-09 ≣A50Ch Provincial26 Nov 2011
286Bayarjargal Bayar...1997Enkhtuul A (MGL)18341-016 ≣A50Zt (w)28 May 2011
203Bedu Jean-Pierre1510Lonnoy Remi (FRA)19610-116 ≣A50It (open)11 Jul 2007
235Beeke Bobby (NED)2173Haast Mark (NED)2114½-½13 ≣A50Ch Netherlands (o...29 Jul 2008
86Bekker-Jensen Sim...2260Velicka Petr (CZE)2465½-½12 ≣A50It10 Oct 1998
82Beltre Alexander ...2236Graham Jeremy1-019 ≣A50Ch State New York
120Beullens RonaldBiegier Wojciech ...21040-18 ≣A15Tournament (ICCF)
77Biermann KlausDukic Dalibor1-019 ≣A50VK1 Ruhrgebiet 19...
270Bisi Samuele (ITA)1829Ronzano Luca (ITA)19640-19A50Tournament (weekend)16 Apr 2010
93Bjarnason Saevar ...2309Bosboom Manuel (NED)24760-116 ≣A50It (cat.3)
263Blagojevic Dragis...2545Andonov Bogomil (...2311½-½12 ≣A50It (open) \28 Nov 2009
105Blasko Istvan (HUN)2383Eberth Zoltan (HUN)21761-019 ≣A50It (open)
88Blum Ralf (GER)2062Petri Klaus (GER)2192½-½13 ≣A50Ch Hessen (MVT)
72Blum Ralf (GER)2097Petri Klaus (GER)2326½-½19 ≣A50Ch Hessen (MVT)
276Bojchev Marian (BUL)2400Kukov Velislav (BUL)23950-110 ≣A50Ch Bulgaria (stud...07 Nov 2010
204Bove Alessandro (...2195Stella Andrea (ITA)2125½-½14 ≣A50Ch Italy (juniors...21 Jul 2007
282Bratanov Zsivko (...2450Kukov Velislav (BUL)2425½-½13 ≣A50Ch Bulgaria (1/2 ...09 Feb 2011
224Brugo Marco (ITA)2152Stella Andrea (ITA)2234½-½11 ≣A50It (open)29 Mar 2008
177Bue Gunnar (NOR)1840Pettersen Joar Gu...2032½-½16 ≣A50Ch Norway (open)14 Apr 2006
28Burgess Graham (ENG)2335Pedersen Erik (DEN)2399½-½10 ≣A50It
162Burke Stephen J2058Digger Derek21160-114 ≣A50Ch England (team)...30 May 2005
122Bustamante JorgeGongora Montes Be...23370-114 ≣A50Memorial C.Torre
281Bykhovsky Anatoly...2521Bachmann Axel (PAR)2550½-½7 ≣A50It (open)07 Jan 2011
118Calford EvanFitzpatrick Andre...1999½-½19 ≣A50Ch Australia (jun...
269Calveira Leon Jesus2043Pelaez Herrera Ariel20200-118 ≣A50Memorial Maria Te...13 Mar 2010
90Campos Moreno Jav...2484Sanz Javier½-½10 ≣A50Ch Spain (team) (...
317Carow Johannes (GER)2216Berchtenbreiter M...2336½-½19 ≣A50Ch Germany (junio...15 Sep 2012
168Chardon Xavier (FRA)1664Verdier Thibault1-016A40Ch France (team) ...13 Nov 2005
226Chatterjee Debara...2220Rahman S Manfuzur...22971-017 ≣A50Ch Bangladesh26 Apr 2008
180Chetverik Maxim (...2289Lonnoy Remi (FRA)19801-015 ≣A50It (open)14 Jul 2006
199Cirkvenec Marko (...Petrinjak Stjepan...1-019 ≣A50Ch Croatia (team)...22 Apr 2007
107Clery Nicolas (FRA)2241Potaux Olivier (FRA)19151-016 ≣A50It (open)
296Coenen Albert (NED)1932Reijneveld Ad (NED)2172½-½12 ≣A50It (open)20 Oct 2011
306Coleman Teddy (USA)2356Stripunsky Alexan...2563½-½15 ≣A50It (open)07 Apr 2012
43Collier Philip M ...1968Yermolinsky Alex ...26050-19 ≣A50It (open)
229Czebe Attila (HUN)2468Duong The Anh (VIE)2420½-½12 ≣A15It (cat.7)12 Jun 2008
42D'Alfonsi MikeTerreaux Gilles (...22870-117 ≣A50corr.
159Danilov Ilie Vlad...2348Berescu Alin (ROM)2424½-½13 ≣A50Ch Romania (knock...27 Nov 2004
145Dao Duc Hieu (VIE)Nguyen Vu Hoang M...1-012 ≣A50Ch Vietnam (junio...
156Dearing Eddie (SCO)2376Ducros Salva Anto...2204½-½17 ≣A50Olympiad26 Oct 2004
51De Boer ReijerSimmelink Joop Theo0-114 ≣A50Ch Netherlands (c...
5De Freitas Marcio...Ribas Hector1-019 ≣A50Ch Brazil
192Degtiarev Evgeny ...2393Sipke Ernst½-½12 ≣A50It (cat.6)30 Dec 2006
112De Jong Jan Wille...2424Cvek Robert (CZE)24080-113 ≣A50It (open) \
47Depyl Pascal (FRA)2232Damien Nicolas (FRA)2225½-½7 ≣A50Ch France (access...
45Derieux Christian...2025Chevallier0-112 ≣A50It (open)
307De Strycker Nathan1983Fontaine Quentin1621½-½18 ≣A50Ch Belgium (junio...11 Apr 2012
69Dias Paulo (POR)2180Santos Marco (POR)2045½-½7 ≣A15Ch City
230Dimukhametov Artu...2285Ponkratov Pavel (...25420-118 ≣A50Memorial N.Muhame...12 Jun 2008
264Dolezal Radoslav ...2396Thinks Edwards2393½-½17 ≣A50Czech League 2009...06 Dec 2009
218Donchenko Anatoly...2355Chernov Vadim (ROM)2504½-½11 ≣A50It \29 Dec 2007
144Dondis HaroldSheppard Dore0-117 ≣A50It (open)
290Drakoulakos Grigo...1704Stavrou Nikos½-½19 ≣A50Ch Greece (team)04 Jul 2011
163Efimov Igor (MNC)2403Ranola Yves (PHI)2455½-½10 ≣A50It (open)22 Jun 2005
271Elek Monika (HUN)1923Kiss Lajos (HUN)21780-118 ≣A50Ch Hungary (team)...18 Apr 2010
54Engel Manfred (GER)2234Bangert M½-½19 ≣A50It (open)
202Erdos Viktor (HUN)2551Henrichs Thomas (...2498½-½15 ≣A50It \10 Jul 2007
2Euwe Max (NED)Abrahams Gerald (...1-017 ≣A50It (a)
220Faust Bernhard1609Cesinger Sascha1736½-½13 ≣A50Ch Mittelfranken ...13 Jan 2008
60Fedorowicz John P...2510Watson John L (USA)24001-018 ≣A50It (open)
114Feichtenschlager ...1930Huber David (AUT)2128½-½14 ≣A50It (open) (b)
253Ferrer Escudero F...1689Bermejo Martinez ...22400-119 ≣A50It (open)11 Jul 2009
39Figueroa Oscar Ro...2085Figueroa F Brenda V½-½7 ≣A50Ch Guatemala
13Filip Miroslav (CZE)2510Hobson Ronald22001-013 ≣A50Olympiad
30Finegold Benjamin...2445Lazic Miroljub (SRB)2463½-½8 ≣A50It (cat.9)
280Foisor Ovidiu Dor...2391Skouvaklis Alexis...20861-016 ≣A50It (open)27 Dec 2010
102Frank Jozsef (HUN)2081Kerek Krisztian (...23530-115 ≣A50It (open) \
20Freeman Michael R...2218Aldridge G½-½12 ≣A50Ch New Zealand (b)
1Fuster Geza (CAN)2280Friedmann Henryk½-½17 ≣A50Memorial Trebitsch
21Garcia Gonzales G...2510Andonov Bogomil (...2475½-½13 ≣A50It
27Gauglitz Gernot (...2406Teske Henrik (GER)2547½-½10 ≣A50Ch DDR
181Geerts Luc (BEL)1518Krasucki Youri (BEL)20590-113 ≣A50It (open)29 Jul 2006
58Giap Xuan DinhDuong Thanh Binh½-½7 ≣A50Tournament (open)
89Gladyszev Oleg (RUS)2329Miroshnichenko Ev...2483½-½10 ≣A50It (open)
287Gomez Calderon Va...1815Florez Eliana1-08 ≣A50Ch Colombia (1/2 ...23 Jun 2011
183Gonzalez Garcia J...2503Gofshtein Zvulon ...2509½-½12 ≣A50It (open)03 Sep 2006
157Gough Michael J (...2166McCarthy Jim (IRL)2087½-½16 ≣A50Ch England (team)...07 Nov 2004
291Grandadam Patrick...2160Filipovic Branko ...2403½-½10 ≣A50Ch Switzerland (o...08 Jul 2011
34Granec Stefan (SVK)1919Djurkovic Maks (SLO)21500-118 ≣A50It (open) \
221Gross Stefan (CZE)2195Holemar David (CZE)2326½-½11 ≣A50Czech League 2007...10 Feb 2008
8Grozdanic Goran (...2037Lukic Arsenije½-½16 ≣A50Tournament (team)