With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Jawaharlal Nehru was a leader of the Indian National Congress.
text_B: Tenellia pallida is a species of sea slug , an aeolid nudibranch , a marine gastropod mollusc in the family Fionidae .. Fionidae. Fionidae. Tenellia. Tenellia. species. species. sea slug. sea slug. nudibranch. nudibranch. marine. marine ( ocean ). gastropod. gastropod. mollusc. mollusc. family. family ( biology )
not_related.