With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The original pitch for The Blacklist was written by an American writer.
text_B: Fermil de Basto is a town in Portugal .. town. towns of Portugal. Portugal. Portugal. It is part of the Celorico de Basto Municipality .. Celorico de Basto Municipality. Celorico de Basto Municipality. Category  : Towns in Portugal. Portugal. Portugal
not_related.