With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Miley Cyrus was a teenage idol.
text_B: Pre Viam is the third studio album by the Italian progressive rock band Jacula , released in 2011 nearly four decades after previous work .. Jacula. Jacula. Italian progressive rock. Italian progressive rock. In the interim , the band 's leader , Anthony Bartoccetti , had formed a new band , Antonius Rex .. Antonius Rex. Antonius Rex. When Bartoccetti brought Jacula back to the recording studio , the original organist , Charles Tiring , had been dead since 1979 .. Jacula. Jacula. Original keyboardist Doris Norton was replaced with Bartoccetti 's son , Rexanthony .
not_related.