With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: CBS is unrelated to the Columbia Broadcasting System.
text_B: Palmas is a former commune in the Aveyron department in southern France .. commune. Communes of France. Aveyron. Aveyron. department. Departments of France. France. France. On 1 January 2016 , it was merged into the new commune of Palmas-d'Aveyron .. commune. Communes of France. Aveyron. Aveyron. Palmas-d'Aveyron. Palmas-d'Aveyron
not_related.