With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Got a Girl is a musical trio.
text_B: Katusha Demidova is a Russian professional ballroom dancer and instructor , now residing in the USA .. ballroom dancer. ballroom dancer. She is the 2009 , 2010 , 2011 , 2012 , 2013 and 2014 Professional World Ballroom Dance Champion , and also the International Professional , and British Open , Ballroom Champion .. World Ballroom Dance Champion. World Ballroom Dance Champion. Her partner in these events was Arunas Bizokas .. Arunas Bizokas. Arunas Bizokas. She is the sister of Anna Demidova who is also a dancer .. Anna Demidova. Anna Demidova ( dancer ). Demidova previously danced with Jonathan Wilkins , who came second in the 2009 World event with Hazel Newberry .. Jonathan Wilkins. Jonathan Wilkins. Hazel Newberry. Hazel Newberry. The Wilkins -- Demidova partnership lasted from 1996 to 2007 , culminating in a first-place finish in the USA Open Professional Standard .. Demidova has with partners Wilkins and Bizokas held the U.S. National Professional Standard Championship title continuously since 1998 .
not_related.