With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Will Ferrell distinguished himself on Saturday Night Live.
text_B: Vaceuchelus gemmula is a species of sea snail , a marine gastropod mollusk in the family Chilodontidae .. species. species. sea snail. sea snail. marine. marine ( ocean ). gastropod. gastropod. mollusk. mollusk. family. family ( biology ). Chilodontidae. Chilodontidae ( gastropods )
not_related.