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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
468Kaczorowska Malgo...1987Kucypera Malgorza...20220-121 ≣A01Ch Poland (team) ...11 Sep 2003
741Kubicki Mateusz (...1623Mucha Piotr (POL)17080-118 ≣A01Ch Poland (team) ...11 Jul 2010
379Gosciniak Tomasz ...1942Blandzi Daniel (POL)21351-021 ≣A01Ch Poland (team) ...
801Bento RudolfoAlho Diogo (POR)0-116A01Ch Portugal (qual)03 Sep 2011
225Anibal Joaquim (POR)2120Carvalho Alda (POR)20411-021 ≣A01Ch Portugal (team)
431Garcia Girones DiegoSala Espi Antonio...16990-122 ≣A01Ch Primera Alzira
584Khudoleev Vladimi...Sharikov Mikhail ...22420-110 ≣A01Ch Primorie (HL)10 Dec 2006
574Villa Claudio (ITA)1834Cadei Davide1-020 ≣A01Ch Provinciale BG06 Oct 2006
383Khaziyeva Dinara ...2068Gulko Andrei18150-117 ≣A01Ch Quebec (open)
211Mantel HeikoWehmeyer Eckart1-014 ≣A01Ch Region
552Popov VjacheslavLisutin Dmitri (RUS)19580-121 ≣A01Ch Region (1/2 fi...
583Barnaure Vlad-Vic...2433Grunberg Mihai-Lu...24140-116 ≣A01Ch Romania05 Dec 2006
40Anitei Ion (ROM)2170Podgornei Liviu (...21420-121 ≣A01Ch Romania (1/4 f...
777Bogdan Laura-IuliaPoama-Covaci Iulia1-015 ≣A01Ch Romania (junio...16 Apr 2011
152Theissen Karsten1690Humm Marcus17500-117 ≣A01Ch Ruhrgebiet (ju...
706Chertischev Alexa...Ionov Yuri (RUS)0-17 ≣A01Ch Russia (for th...19 Sep 2009
613Afanasyev Valenti...Rogov Nikolay (RUS)18980-117 ≣A01Ch Russia (for th...12 Aug 2007
634Jakovlev EgorVolkov Ilia0-114 ≣A01Ch Russia (junior...
473Sharipov Ilshat (...1877Nikogosyan Garik ...0-122 ≣A01Ch Russia (junior...
635Fedorin AndreyGrabin Ivan1-020A01Ch Russia (junior...
216Pridorozhni Aleks...2235Grishin Grigory (...0-121 ≣A01Ch Russia (junior...
121Sonnhalter PascalSchoen Rudolf (GER)20061-017A01Ch Saarland (D)
79Mentz NorbertKrause Ullrich (GER)23110-116 ≣A01Ch Schleswig Hols...
709Van Houten Henk (...1804Jauch Dieter (GER)19360-116 ≣A01Ch Schleswig Hols...02 Oct 2009
707Van Houten Henk (...1804Boettcher Ulrich ...20400-122 ≣A01Ch Schleswig Hols...26 Sep 2009
312Barczi Tibor (SVK)2092Markos Jan (SVK)22480-113 ≣A01Ch Slovakia (juni...
775Dzurkova DianaKoselova Zuzana (...17730-121A01Ch Slovakia (juni...01 Apr 2011
730Mysiak JurajCsiba Dominik (SVK)23890-119 ≣A01Ch Slovakia (juni...25 Feb 2010
776Jacko Vladimir (SVK)2026Zelonka Dominik1-020 ≣A01Ch Slovakia (juni...06 Apr 2011
812Kleman Miroslav (...2212Mazur Stefan (SVK)23750-113 ≣A01Ch Slovakia (team...12 Nov 2011
420Petrovic Nejc (SLO)1955Borisek Jure (SLO)24160-117 ≣A01Ch Slovenia (juni...
758Jaksa Cvetko (SLO)2054Saradjen Janko (SLO)21360-115 ≣A01Ch Slovenia (team...26 Sep 2010
537Vilela GerardoHernandez Amura G...1-018 ≣A01Ch South America ...26 Feb 2006
440San Emeterio Caba...2401Anton Veiga Juan ...21651-018 ≣A01Ch Spain (open)
366Abrines Sampol Lo...1716Simonet Planas Ad...20580-120 ≣A01Ch Spain (open)
845Iglesias Leon Fra...2269Alvarez Ibarra Ra...23691-022 ≣A01Ch Spain (team) (...09 Aug 2012
224Munoz Muriel MCMateu Palau Xavie...23750-113 ≣A01Ch Spain (team) (a)
223Munoz Muriel MCMartin Orlando (CUB)22690-122 ≣A01Ch Spain (team) (a)
516Iglesias Leon Fra...2159Suarez Real Alber...23670-122 ≣A01Ch Spain (team) (...11 Aug 2005
782Lopez Paniego Noe...1993Antoli Royo Joaqu...24100-17 ≣A01Ch Spain (univers...09 May 2011
234De Los Mozos Vall...Montoliu Daroca I...18080-119 ≣A01Ch Spain (w)
284Huebsch HansPesch Harald1-021A01Ch SVR (open)
243Laksman NissimWikstrom Joel (SWE)21941-020 ≣A01Ch Sweden (cadets)
690Lokander Martin (...1901Oelund Joar0-122 ≣A01Ch Sweden (juniors)19 Jun 2009
495Rodriguez Mora Eg...Gomez Camacho Rod...21850-110 ≣A01Ch Tenerife (team)19 Feb 2005
550Stetsyuk Olga (UKR)1869Podolsky Anton (UKR)19960-119 ≣A01Ch Ukraine (1/2 f...20 May 2006
2Kalkstein RodolfoElemberg Norberto0-121 ≣A01Ch Uruguay
535Leibowitz RussellLamdan Jonathan1-014 ≣A01Ch USA (amateur) ...18 Feb 2006
728Ferrero Steve (USA)2095Jones Byron L1-020 ≣A01Ch USA (amateur) ...15 Feb 2010
52HaesslerKearns Jerry (USA)22751-019 ≣A01Ch USA (corr.)
51HaesslerEndsley Barry E1-018 ≣A01Ch USA (corr.)
273Tu Hoang Thong (VIE)2480To Quoc Khanh (VIE)22711-022 ≣A01Ch Vietnam (active)
511Tran Vo Minh Tam ...Dang Quoc Vuong (...0-121 ≣A01Ch Vietnam (junio...
479Vu Trung ThaiHoang Da Bao (VIE)0-122A01Ch Vietnam (junio...
695Nguy Minh NghiaNguyen Tan Thinh ...19080-117 ≣A01Ch Vietnam (junio...12 Jul 2009
694Nguyen Vu Thuy Vy...Hoang T Hong Van1-013 ≣A01Ch Vietnam (junio...11 Jul 2009
653Ho Thi Ngoc AnhNguyen Thi Thanh ...0-18 ≣A01Ch Vietnam (junio...05 Aug 2008
309Bui T Mai Tram (VIE)Trinh Thuy Minh (...1-019 ≣A01Ch Vietnam (junio...
308Bui T Mai Tram (VIE)Nguyen Thanh Ngoc...0-119 ≣A01Ch Vietnam (junio...
246Doan Huu DungNgo Thanh Tung0-120 ≣A01Ch Vietnam (team)
110Computer \Computer \0-119 ≣A01Ch World (computers)01 Jan 1991
200Computer \Computer \0-122A01Ch World (computers)
153Computer \Computer \1-020 ≣A01Ch World (computers)
575Gelman GennadiyGhadiri H A (IRI)21301-015 ≣A01Ch World (for the...16 Oct 2006
691Pourali Vahideh1700Mogouei Mohammad ...18000-116 ≣A01Ch World (for the...23 Jun 2009
625Vojdani SiavoshDavaasuren Buyanzaya0-122A01Ch World (juniors...25 Nov 2007
279Sandhu Mario (AUT)2190Fedorchuk Sergey ...24150-121 ≣A01Ch World (juniors...
103Capo Olga (CHI)2030Kunze Kerstin (GER)21360-121 ≣A01Ch World (juniors...
836Tanasa Paul-IulianOrga Felix-Cosmin1-019 ≣A01Ch World (schools...05 May 2012
835Tokareva AnastasiaArda Cagil Irmak15841-018 ≣A01Ch World (schools...01 May 2012
271Bagirov Vladimir ...2480Schubert Hans-Joa...20641-017 ≣A01Ch World (seniors)
760Gundersen Helge (...2230Rajkovic Dusan (SRB)24430-122 ≣A01Ch World (seniors)29 Oct 2010
272Khmiadashvili Tam...2170Sorokina Tamara (...21801-022 ≣A01Ch World (seniors...
6Basman Michael J ...2338Holaszek Hans0-121 ≣A01Ch World (team) (...16 Aug 1970
222Keca Dragomir (SRB)2187Pavlovic Dragolju...23100-118 ≣A01Ch Yugoslavia (1/...
251Rajkovic Danilo (...2218Kosic Dragan (MNE)25100-120 ≣A01Ch Yugoslavia (open)
61Perkiomaki JariEbeling0-122 ≣A01corr.
58Kloppenburg MartijnDekker Kees (NED)21881-017 ≣A01corr.
57Kloppenburg MartijnDekker Kees (NED)21881-017 ≣A01corr.
54UngerRunttula0-122 ≣A01corr.
174Vogel KlausMaass Walter0-122 ≣A01corr.
49RichterKeller1-016 ≣A01corr.
48Knebel Willi (GER)2078Auerswald K0-120 ≣A01corr.
46Movre DTomasic0-121 ≣A01corr.
44Kleeschaetzky REnders Peter (GER)24540-118 ≣A01corr.
156Soszynski MarekHansford R1-019 ≣A01corr.
42Pienabarca Nicola...2106Mauro0-119 ≣A01corr.
37Schimron HKrabbe Wolfgang (...1-021 ≣A01corr.
36Schimron HBrull G1-022 ≣A01corr.
137Dadic-Movre Vesna...Kerkez1-015A01corr.
25BorrelliRisso1-018 ≣A01corr.
173Thompson JCVogel Klaus1-016 ≣A01corr.
18Kuznik JRavlic L0-122 ≣A01corr.
102Hart Theo (GER)1927Plijter Martin (NED)20120-115 ≣A01corr.
100McSherry JBeckett Roger22051-019 ≣A01corr.
94MartinPenafiel Horacio ...21690-118 ≣A01corr.
93Sterle VMoskalj Nikola (SRB)21440-116 ≣A01corr.
76GuthausLehnert1-021 ≣A01corr.
795Van Indie Frank (...1900Mostertman Johan ...18071-018 ≣A01Cup Atlantic (open)12 Aug 2011
296Soste Victor (COL)2030Rios Mauricio (COL)23750-118 ≣A01Cup Carnaval (open)