With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Marlon Brando was in a film that was from anything but a William Shakespeare play.
text_B: Arsenaria indistinctalis is a species of snout moth in the genus Arsenaria .. Arsenaria. Arsenaria ( moth ). snout moth. Pyralidae. It was described by Amsel in 1949 , and is known from Iran .. Amsel. Hans Georg Amsel. Iran. Iran
not_related.