With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Shaky camera motion can make some viewers sick.
text_B: Mezy-Moulins is a commune in the Aisne department in Hauts-de-France in northern France .. commune. Communes of France. Aisne. Aisne. department. Departments of France. Hauts-de-France. Hauts-de-France. France. France
not_related.