With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Before Furious 7 was released, Justin Lin left the franchise.
text_B: Peter was a mediaeval Roman noble .. Like his fathers , he carried the illustrious title of Romanorum patricius , consul , dux et senator -LRB- `` Patrician , consul , duke , and senator of the Romans '' -RRB- , implying his secular command over Rome and its militia .. He was the son of Alberic III , Count of Tusculum .. As a result , he was a descendant of Theophylact I , Count of Tusculum .. Historians use the term Saeculum obscurum to describe the period when the Papacy was under the direct control of the Roman nobility , in particular when it was under the domination of the family of Theophylact , which later became the Colonna family. Saeculum obscurum. Saeculum obscurum. Colonna family. Colonna family
not_related.