With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Flash is an Indian television series.
text_B: Odontosagda blandii is a species of air-breathing land snail , a terrestrial pulmonate gastropod mollusk in the family Sagdidae .. Sagdidae. Sagdidae. Odontosagda. Odontosagda. species. species. land snail. land snail. terrestrial. terrestrial animal. pulmonate. pulmonate. gastropod. gastropod. mollusk. mollusk. family. family ( biology )
not_related.