With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Robert Richardson has collaborated with Oliver Stone.
text_B: Temple-Laguyon is a commune in the Dordogne department in Nouvelle-Aquitaine in southwestern France .. commune. Communes of France. Dordogne. Dordogne. department. Departments of France. Nouvelle-Aquitaine. Nouvelle-Aquitaine. France. France
not_related.