With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Clubber Lang is a character.
text_B: Heckenmunster is an Ortsgemeinde -- a municipality belonging to a Verbandsgemeinde , a kind of collective municipality -- in the Bernkastel-Wittlich district in Rhineland-Palatinate , Germany .. municipality. Municipalities of Germany. Verbandsgemeinde. Verbandsgemeinde. Bernkastel-Wittlich. Bernkastel-Wittlich. district. Districts of Germany. Rhineland-Palatinate. Rhineland-Palatinate. Germany. Germany
not_related.