With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Gopalkrishna Gandhi governed a place for 5 years.
text_B: Mecodema puiakium is a ground beetle of the family Carabidae , endemic to New Zealand .. Carabidae. Carabidae. Mecodema. Mecodema. ground beetle. ground beetle. family. family ( biology ). endemic. endemism. New Zealand. New Zealand
not_related.