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Larsen's Opening 1.b3

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
546Yanqui Francisco ...1863Meza Ponce Jerry ...18731-020 ≣A01It \01 Apr 2006
808Ortega Ruiz Jose ...2266Alvarez Escudero ...18741-021 ≣A01Memorial Oliver G...13 Oct 2011
8Dotson JPloss H18751-022 ≣A01It (open)
513Sanglan Philippe ...2103Thorel Gregoire (...18801-020 ≣A01It (open)28 Jul 2005
825Briggs Andrew JOthman Mustapha18820-121A01It \16 Feb 2012
603Dupy Lucas (FRA)1731Krier Daniel (FRA)18841-017 ≣A01It (open)
559Jacobsen Per Wurt...2055Nordin Eric (SWE)18880-116 ≣A01Cup North Sea (open)15 Jul 2006
816Garcia Juan (CRC)2032Moreno Londono Ja...18890-117 ≣A01It (open)07 Dec 2011
569Castejon Blanco C...1556Fernandez Rey Jor...18890-118 ≣A01Memorial Adolfo P...30 Aug 2006
796Bosschieter PeterVan Vooren Gert18920-117A01It (open)15 Aug 2011
669Jarulin Rufat (RUS)2044Bik-Mukhamedov Mi...18931-022 ≣A01Tournament (Elo)15 Nov 2008
613Afanasyev Valenti...Rogov Nikolay (RUS)18980-117 ≣A01Ch Russia (for th...12 Aug 2007
240Ott Guenter1819Rau Herbert18991-022 ≣A01Ch Bahn (team)
542Godart Francois (...1978Poiron Nicolas (FRA)18991-020 ≣A01Ch France (junior...
683Vounotrypidis Ast...Papoutsis Vasilio...19000-116 ≣A01It (open) \28 Mar 2009
642Kantor Tamas (SVK)1770Deak Balazs (HUN)19030-110 ≣A01Tournament (Elo) (b)15 Jun 2008
449Vanderwaeren Serg...2253Schrickx Frank (BEL)19031-015 ≣A01It (open)
719Kulas Mariusz (POL)1450Olszewski Pawel (...19030-122 ≣A01Tournament (open)
736Maneluk Nikita (RUS)2203Shilnikov Igor S ...19051-020 ≣A01Memorial Y. Voron...
377Smyth PeterChuprys Viktar (CAN)19071-019 ≣A01Tournament (IECG)
695Nguy Minh NghiaNguyen Tan Thinh ...19080-117 ≣A01Ch Vietnam (junio...12 Jul 2009
304Jurasic Marinko DrDropalla Florian19101-021 ≣A01Bayern Regionalli...
580Cruz Juan2073Capelo Paola (ECU)19121-015 ≣A01It \11 Nov 2006
755Al-Zarif Bassam (...1691Lozano Sanchez Jo...19140-122 ≣A01It (open)09 Sep 2010
530Cardenas Juan C (...2215Vega Mora Max (ECU)19240-115 ≣A01It \07 Jan 2006
408Sieker Roland (GER)2055Karthaus Carsten ...19271-018 ≣A01Ch Baden-Wuerttem...
491Couronne Patrice ...1688Pantic David (FRA)19280-122 ≣A01It (open)
853Catalfamo Santo (...1762Schiappoli Dario ...19330-118 ≣A01It (open)18 Oct 2012
709Van Houten Henk (...1804Jauch Dieter (GER)19360-116 ≣A01Ch Schleswig Hols...02 Oct 2009
438Puschmann Laszlo ...2247Simon Peter (HUN)19371-021 ≣A01Tournament (Elo) (a)
561Jacobsen Per Wurt...2055Martin Katie (ENG)19390-118 ≣A01It (open) \29 Jul 2006
463Al-Modiahki Moham...2577Kafetzis Georgios...19431-021 ≣A01Simultan23 Apr 2003
305Beyer Felix (GER)2106Kraft Gerhard (GER)19451-018 ≣A01It (open)
327Acosta EdinsonViloria Daniel19500-116 ≣A01Ch ATL
208Ventura Monfort S...2016Mezquita Broch Pa...19511-022A01It (open)
524Couronne Patrice ...1688Letang Jerome (FRA)19541-017 ≣A01Tournament (b)25 Oct 2005
313Borrazas RamonSoto Gutierrez Al...19561-017 ≣A01It (open)
344Del Moral Del Caz...1842Manas Molina Ange...19560-122 ≣A01Ch City (b)
552Popov VjacheslavLisutin Dmitri (RUS)19580-121 ≣A01Ch Region (1/2 fi...
232Simovic LudvikLanda Jiri (CZE)19590-120 ≣A01It (open)
533Yanqui Francisco ...1863Palacios Zambrano...19600-120 ≣A01It \08 Jan 2006
828Dougherty Michael...2195Roberts Lynda (WLS)19601-021 ≣A01It (open)11 Mar 2012
757Styazhkina Anna (...1974Smirnova Ekaterin...19611-021 ≣A01Ch Europe (junior...24 Sep 2010
721Suarez Chavez Mel...Frey Armin (AUT)19610-115 ≣A01It (open) (u2000)07 Dec 2009
765Caiazzo Diego (ITA)1887Schiappoli Dario ...19610-118 ≣A01It (open)19 Nov 2010
362Zaiats Vladimir (...1988Leiva Ruiz Sergi ...19631-022 ≣A01It (open) \
433Zoll Theo (GER)1770Wolf Alfred (GER)19650-122 ≣A01It (open) (seniors)
733Khaziev Anvar (RUS)2014Akhmetova Karina ...19650-120 ≣A01Memorial Dautov (...05 Apr 2010
472Alvarez Mesa AlfonsoMenendez Solar Jo...19651-022 ≣A01Ch Asturias12 Mar 2004
640Magdalinskaya Evg...1808Nersesian Vagram ...19721-022A01It (open) \07 May 2008
749De Vries Joel (NED)1838Oudshoorn Arres19740-122 ≣A01Ch Netherlands (o...12 Aug 2010
714Chavarro David Ju...Varon Cristian G19740-113 ≣A01Ch Colombia (amat...15 Nov 2009
523Baugin Alain (FRA)2098Marca Josep19751-021 ≣A01It (open)23 Oct 2005
301Jorgensen Morten SIngolfsdottir Har...19770-115 ≣A01It (open) \
554Goslawski Michal ...1903Ponceleusz Bronis...19791-020 ≣A01Ch City29 Jun 2006
486Jubin Thierry (FRA)1737Delaire Eric (FRA)19870-122 ≣A01It (open)29 Oct 2004
716Perez De Aranda L...2064Gordillo Manuel (...19881-019 ≣A01Ch City (team)22 Nov 2009
111Chine MABaldellou Vicente...19890-117 ≣A01It (open) (c)
770Goodhue Nathan (NZL)1964Forster Bill19901-018 ≣A01Ch New Zealand05 Jan 2011
129Conrad HMueller Achim (GER)19920-120 ≣A01It (open)
386Schreck PeterVon Beers Rainer ...19930-117 ≣A01It (open)
550Stetsyuk Olga (UKR)1869Podolsky Anton (UKR)19960-119 ≣A01Ch Ukraine (1/2 f...20 May 2006
711Van Den Bergh Ben...2006Smith Thijmen (NED)19970-116 ≣A01It (open)14 Nov 2009
474Ilchev Plamen (BUL)2160Canizares Cuadra ...19981-017 ≣A01It (open)11 Apr 2004
732Spichkin Alexande...2190Nastic Milorad (CRO)19991-016 ≣A01Ch Europe08 Mar 2010
101Ensel MichaelWolff H20001-021 ≣A01It (open)
437Garcia Joana (BRA)Agnello Silvana (...20000-120 ≣A01Ch Pan-American (...
464Piazza Angelo (ITA)1972Cereda Loris (ITA)20020-115 ≣A01It (open)03 May 2003
409Santos Amadeu Sol...1689Ferreira Joao Gue...20030-119 ≣A01It (open)
65Geneciran Glenda ...2025Vilas Boas Luz (POR)20051-020 ≣A01?
747Siroky Richard1255Vagner Ladislav (...20050-121 ≣A01It (open)02 Aug 2010
70SzaboWolf Gerhard20050-116 ≣A01It (open)
519Kurth Michael (GER)2167Salenko Vadim (UKR)20051-020 ≣A01It (open)06 Oct 2005
121Sonnhalter PascalSchoen Rudolf (GER)20061-017A01Ch Saarland (D)
656Hagmueller Josef ...1858Schmidt Matthias ...20070-116 ≣A01It (open) (b)16 Aug 2008
443Pittag Andreas (GER)1716Hardt Helmut (GER)20091-022 ≣A01It (open) (b)
547Funk Volker (GER)2196Libuda Thomas (GER)20091-019 ≣A01Ch Hessen (b)13 Apr 2006
688Arturo Jose Elver...1866Ospina Jhonny (COL)20101-020 ≣A01Ch Colombia (1/2 ...01 Jun 2009
476Urtado Olivier (FRA)1449Hegyvari Brigitta...20100-115 ≣A01It (open)25 Apr 2004
330Ferrigno Jean-Pie...2144Busson Benoist (FRA)20101-022 ≣A01It (open)
470Dehl Michael (GER)2110Schimmer Michael ...20111-022 ≣A01Tournament22 Nov 2003
102Hart Theo (GER)1927Plijter Martin (NED)20120-115 ≣A01corr.
527Wojtaszek Radosla...2606Ponceleusz Bronis...20161-09 ≣A01Ch Europe (active)17 Dec 2005
826Zeleny Tomas (CZE)2146Skala Jaromir (CZE)20161-021 ≣A01Czech League 2011...19 Feb 2012
773Sanotsky Yuriy (UKR)1993Franchuk Serhiy (...20170-119 ≣A01Tournament (open)27 Feb 2011
648Dobrowolski Marci...1971Kobus Sebastian (...20170-118 ≣A01It (open) (b)09 Jul 2008
678Zalisnak Jacobo (...2096Agnello Silvana (...20171-021 ≣A01Tournament (open)23 Jan 2009
834Nsubuga R (UGA)2026Namaganda Christine20221-021 ≣A01Tournament (qual-...29 Apr 2012
468Kaczorowska Malgo...1987Kucypera Malgorza...20220-121 ≣A01Ch Poland (team) ...11 Sep 2003
402Sotelo Lopez Fran...1665Ubeira Enrique (ARG)20220-120 ≣A01It (open)
86WikmanQuaresma Carlos (...20241-022 ≣A01Olympiad (corr.)
10Gorton JMCannon Raymond Ch...20240-120 ≣A01It (open)
618Mayorga Nicolas (...2274Sanduay Nicolas (...20261-020 ≣A01Ch Argentina (team)01 Sep 2007
445Le Perf Henri (FRA)1693Lemerle Alban (FRA)20261-020 ≣A01Ch France (team) ...
839Hansen Anders (SWE)1714Andersson Thorbjo...20260-119 ≣A01It (open)19 May 2012
724Kunac Ljubo (SRB)2190Masirevic Mirolju...20270-110 ≣A01It (open)04 Jan 2010
771Ksenofontov NikolaiPovolotsky Evgeny...20280-113 ≣A01Memorial Postoval...06 Jan 2011
353Lelong Eric (FRA)1966Henry Tony (FRA)20281-018 ≣A01It
455Medancic Rikard (...2262Cigala Janez (CRO)20291-019 ≣A01Ch Croatia
151Kasparov Garry (RUS)2805Taylor Phil (ENG)20311-022 ≣A01Match (blitz)