With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Keanu Reeves played sax for the band Dogstar.
text_B: Enson may refer to  :. Enson -LRB- album -RRB- , by Masaaki Endoh. Enson , a character in The First comic book series. Faux d'Enson , a mountain in Switzerland. Faux d'Enson. Faux d'Enson
not_related.