With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Dr. Dre's label has a name.
text_B: Calamochrous purpuralis is a moth in the Crambidae family that is found in Sri Lanka .. Crambidae. Crambidae. Calamochrous. Calamochrous. moth. moth. Sri Lanka. Sri Lanka. It has a wingspan of 22mm .
not_related.