With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Game of Thrones (season 1) featured Nikolaj Coster-Waldau.
text_B: Dioptis restricta is a moth of the family Notodontidae .. Notodontidae. Notodontidae. Dioptis. Dioptis. moth. moth. It is endemic to eastern Brazil and possibly Peru .. Brazil. Brazil. Peru. Peru
not_related.