With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: License to Wed stars an actor.
text_B: Schreiteriana pectinicornis is a moth in the Cossidae family , and the only species in the genus Schreiteriana .. Cossidae. Cossidae. moth. moth. It was described by Dyar in 1937 and is found in Argentina .. Dyar. Harrison Gray Dyar, Jr.. Argentina. Argentina
not_related.