With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Emily Blunt received a music award in 2009.
text_B: List of Big Brother 14 housemates may refer to  :. List of Big Brother 14 housemates -LRB- UK -RRB-. List of Big Brother 14 HouseGuests -LRB- U.S. -RRB-. Gran Hermano 14 -LRB- Spain -RRB- #Housemates
not_related.