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Irregular Openings a3, a4, b3, b4, c3, d3, e3, f3, g3, g4, h3, h4, g3, g4, Na3, Nh3

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
449Rusconi ACittadini Dario (...19730-112 ≣A00It (open)
699Pires Marcos Vini...2100Cirilo Guilherme ...18851-08 ≣A00It (open)01 May 2010
48Durka Jan (SVK)2027Chylik Martin1-012 ≣A00It (b)
85Montag WChrist H0-115 ≣A00corr.
748Svoboda Miroslav ...2010Christensen Henri...20310-113 ≣A00It (open)10 May 2011
376Brice RyanChong Trevor0-115 ≣A00It (open)
906Levin, N.2026Cheparinov, I.27810-135A00Internet Section ...16 Mar 2003
552Petukhov Nikolay ...1851Chasovnikova Euge...23380-110 ≣A00It (open) (b)02 Feb 2008
322Gicquel Frederic ...2075Chapelain Florent15601-014 ≣A00It (open)
205Chandler BChandler T0-110 ≣A00corr.
319Paehtz Thomas Jr ...2192Chandler Patrick ...21920-17 ≣A00Oberliga East B 1...
945Rogers, I.2450Chandler, M.25000-139A00Bath TV-A
793Garceran Nieuwenb...Chan Chak Man (HKG)18431-015 ≣A00Ch Hong Kong23 Apr 2012
465Dijoux Frederic (...2133Chaluet Julien (FRA)19201-014 ≣A00It (open) \
418Romero M (ECU)Chadwick Norman (...21650-115 ≣A00It (open)
489Eryigit CengizCetinkaya Serbay1-08 ≣A00Cup Federation13 Dec 2005
462Graw Christopher ...2234Cech Pavel (CZE)24030-115 ≣A00It (open)02 Oct 2004
339Pascual Arevalo R...2259Cebada Benitez Fe...21041-011 ≣A00Ch Asturia (team)...
680Giraldo AndresCayon Laura Valen...0-110 ≣A00It (open) (d)28 Dec 2009
898Garcia Fernandez, C.2459Castro, O.20320-133A00Torneo de Reyes 3rd03 Jan 2001
367Barbosa CatarinaCastro Ana Luisa0-19 ≣A00Ch Portugal (juni...
787Sanchez Sierra Ju...Casado Gutierrez ...1-08 ≣A00Ch Sevilla (junio...04 Mar 2012
192Eichhorst Helmut1820Carretero Ortiz F...22530-114 ≣A00It (open)
214Scheller Claus-Di...Carl Manfred0-114 ≣A00Ch Schleswig Hols...
817Puentes Alvaro (COL)2094Cardozo Ferney1-015 ≣A00Cup Latinoamerica...06 Oct 2012
766Barrios Penagos S...Cardozo Carlos Ed...19110-17A00It (open)26 Aug 2011
677Barberi Ricardo A...Cardoso Jaidy Mar...0-17 ≣A00It (open) (d)27 Dec 2009
944Perez, M.Carbonell Martine...0-139A00Autonomico Team Ch
508Liu DennisCarasiov Alexandr1-012 ≣A00Ch Europe (junior...11 Sep 2006
441Cometti Joao CCantarino Mario R...21980-111A00Tournament \07 Feb 2003
344Sautron DonnyCandassamy Hugo1-07A00It (open)
507Ozturk MustafaCanbulan Arda (TUR)17690-115 ≣A00It (open)13 Aug 2006
311Komljenovic Davor...2476Campora Perez Dan...21620-115 ≣A00It (open)
653Caicedo RonaldCampo Andres Felipe1-014 ≣A00Ch Department (te...17 Sep 2009
646Nieto Guillermo L...1863Camargo Santiago ...20190-115 ≣A00Ch Colombia (unde...16 Jul 2009
676Escobar Castaneda...1794Camargo Santiago ...20190-115 ≣A00Ch Colombia (juni...18 Dec 2009
533Teixeira Jose MariaCalixto Roberto C...18531-015 ≣A00Memorial Pedro Mo...08 Sep 2007
600Rincon EfrainBustamante Fernando1-010 ≣A00Tournament (for t...27 Oct 2008
346Knobloch RainerBuss Stephan0-112 ≣A00Landesliga 1999/00
66Kleinke UweBusch1-013 ≣A00?
648Rohnka StanislawBurzynski Wladyslaw1-010 ≣A00It (open) (b)20 Jul 2009
389Schoenborn Hans W...Burgmer Hubertus1-06 ≣A00It (open)
391Ackermann Robert ...2041Bunk Wolfgang0-111 ≣A00It (open)
423Phan Nguyen Nhat ...Bui Xuan Than (VIE)0-111 ≣A00Ch Vietnam (junio...02 Aug 2002
384Childress Steven ABryson Jon0-114 ≣A00Tournament (IECC)
310Lampersberger Pau...1835Bruns Michael (GER)21171-013 ≣A00It (open) \18 Aug 1998
210Kessler Andreas (...2178Bruehl Andreas (GER)23460-115A00Ch Reinland
908Mueller, M.2480Brondbo, I.1-035A00Corr
78Woschkat KH (GER)Brinkmann Wilhelm0-115 ≣A00corr.
76Brinkmann WilhelmBreitenstein Bert19501-06A00corr.
350Lim DustinBottema Timo0-112 ≣A00It (open) (junior...
25Roczniak JanBoryczko L1-09 ≣A00corr.
28Gofman NBorrmann F1-015 ≣A00Europe Tournament...
638Feofanov Alexande...1788Borisov Sergey (RUS)21150-110 ≣A00Ch City (1/2 final)05 Jun 2009
772Ribeiro Mylena JorgeBorges Francisco ...0-17 ≣A00It (open)17 Sep 2011
160Seiler Andreas (GER)2252Booy R1-013 ≣A00It (open)
240Dosza PaulBooth Stewart (AUS)21160-17A00Ch Australia
204Becker AnkeBomert Isabel0-114 ≣A00Ch Hessen (junior...
363Bauer Christian (...2562Boidman Yuri (GER)24420-114 ≣A00It (open)
801Soto Gonzalez Ism...1800Boggiano Pereira ...0-114 ≣A00Tournament (a)09 Jul 2012
324Hendriks Willy (NED)2378Blom Gerben1-014 ≣A00It (open) (juniors)
788Hynna Kevin (FIN)1927Birgisdottir Ingi...1-07 ≣A00It (open)07 Mar 2012
417Duriez GBilquez Romain (FRA)21301-015A00It (open)
549Scholz Robert (GER)1776Bielick Jacob16881-06 ≣A00It (open)29 Dec 2007
127Plock Joerg1655Biebel R1-010 ≣A00corr.
251Grishaev IBezukladov O D (RUS)0-112 ≣A00Memorial A.Alekhi...
386Bendig FrankBeullens Ronald1-09 ≣A00Tournament (IECG)
806Bertholee Arjuna277Beukema Constantijn3510-113A00Ch Netherlands (o...11 Aug 2012
625Genocchio Daniele...2455Berni Fabrizio (ITA)21451-013 ≣A00Tournament (weeke...28 Mar 2009
911Wilschut, P.2072Berkvens, J.23640-135A00Open22 Jul 2000
385Van Rooijen PeterBerkley Stephen0-18 ≣A00Tournament (IECC)
314Calin DragosBerintan Teodora ...18491-015 ≣A00Cup Cetate (open)...
60Ohlsson RBergsaker0-115 ≣A00Europe Tournament...
607Feofanov Alexande...1778Bereziy Petr (RUS)17941-015 ≣A00Ch City (1/2 final)23 Nov 2008
301Bardi ConstantinBenczedi Jozsef1-010 ≣A00Tournament (team)
792Castro Gomez Seba...Beltran Daniel Fe...13030-110 ≣A00Tournament (junio...
501Cherniy Evgeniy A...1919Belov Igor (RUS)24350-114 ≣A00Tournament \12 Jul 2006
242Hoelldorfer August1607Behmel Fred17350-111 ≣A00Ch Bayern (senior...
836Dobosz, H.2385Bednarski, J.23850-120A00Esbjerg DEN
29Roczniak JanBazylewicz C1-08 ≣A00corr.
258Vokac Marek (CZE)2470Bazant Petr (CZE)22951-07 ≣A00Ch Czech Republic...
290Reimer Karl1704Baumann Walter0-115 ≣A00Ch Pfalz (open)
404Vildoso WilsonBasurco Jenny0-115 ≣A00It (juniors) (und...
740Ricardo Garcia JoseBarrios Aldair (COL)19060-16A00Tournament (junio...07 Apr 2011
864Seeman, T.2534Barredo, L.23881-028A00Internet Section ...17 Mar 2003
43Kleinke UweBar Nir A1-011 ≣A00corr.
180Elkins SBarker S0-16A00Tournament (junio...
298Bardi CiprianBarbu Bogdan0-115 ≣A00Tournament (team)
857Ibarra Chami, L.2136Barbosa Orge, I.1-026A00Mondariz Open 7th27 Jul 2000
615Virviescas Christ...Barbon Carlos Felipe0-111 ≣A00Ch Colombia (juni...
802Pruvost Alain (FRA)1604Barbaut Michel (FRA)20320-115 ≣A00It (open)10 Jul 2012
947Weyrich, M.2380Bangiev, A.24051-039A00Rinteln Open
760Downs Walter ThomasBanerjee Abhimanyu0-18 ≣A00It \06 Aug 2011
252Simon Peter (HUN)1899Balcerak Magdalena1-09 ≣A00Ch SVR (open)
544Pavlidis PaulosBakbak Hasim0-19 ≣A00Ch World (juniors...18 Nov 2007
641Karasevich TimofeyBahadir Timucin1-013 ≣A00It (juniors) \28 Jun 2009
456Ludwig Lisa (GER)1476Baessler Maike1-012A00Ch Germany (junio...02 Jun 2004
254Erich Juergen (GER)1936Baczinski Wolfgan...19920-113 ≣A00Ch Schleswig Hols...
563Buss Tainara CatianeBachtin Amanda0-111 ≣A00Ch Brazil (w)25 May 2008
747Gundersen Helge (...2212Bachmann Karlhein...22950-112 ≣A00Ch Europe (senior...09 May 2011