With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Harry Potter is based on no previous written works.
text_B: Aube is a commune in the Moselle department in Grand Est in northeastern France .. commune. Communes of France. Moselle. Moselle ( department ). department. Departments of France. Grand Est. Grand Est. France. France
not_related.