With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Sons of Anarchy does not take place in California.
text_B: Century Estates is a rural subdivision in Athabasca County , located adjacent to the designated place of McNabb 's , which is in the Hamlet of Colinton , Alberta .. Alberta. Alberta. Athabasca County. Athabasca County. designated place. List of designated places in Alberta
not_related.