With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Oakland, California is the third alphabetical city in California.
text_B: Montmartin-sur-Mer is a commune in the Manche department in Normandy in north-western France .. Manche. Manche. commune. Communes in France. department. Departments of France. Normandy. Normandy. France. France
not_related.