With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Leonard Cohen released his eleventh album, "Dear Heather", in 2004.
text_B: Count of Cantanhede -LRB- in Portuguese Conde de Cantanhede -RRB- was a Portuguese title of nobility created by a royal decree , dated from 6 August 1479 , by King Afonso V of Portugal , and granted to D. Pedro de Menezes , 5th Lord of Cantanhede .. Count. Count. Cantanhede. Cantanhede Municipality. title of nobility. title of nobility. Afonso V of Portugal. Afonso V of Portugal. In the 17th century this family received new honours  : a royal decree of King Afonso VI of Portugal , issued on 11 June 1661 , created the title of Marquis of Marialva -LRB- in Portuguese Marques de Marialva -RRB- and granted it to D. Antonio Luis de Menezes , 3rd Count of Cantanhede .. Count. Count. Cantanhede. Cantanhede Municipality. Afonso VI of Portugal. Afonso VI of Portugal. Marquis. Marquis. Marialva. Castle of Marialva. Antonio Luis de Menezes. Antonio Luis de Meneses, 1st Marquess of Marialva. Once the 6th Marquis of Marialva died without issue , these two titles are today represented by the 7th Duke of Lafoes , Afonso Caetano de Barros e Carvalhosa de Braganca -LRB- born 1956 -RRB- , descendent of D. Henriqueta Maria Julia de Lorena e Menezes , eldest sister to the late 6th Marquis of Marialva .. Marquis. Marquis. Marialva. Castle of Marialva. Duke of Lafoes. Duke of Lafoes. The title is nowadays used by D. Diogo de Braganca , uncle of the 7th Duke of Lafoes .. Duke of Lafoes. Duke of Lafoes
not_related.