With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Gillian Anderson was a samurai.
text_B: Methylatropine -LRB- Eumydrin ® -RRB- is a belladonna derivative .. Eumydrin. Eumydrin. belladonna. Atropa belladonna. Category  : Muscarinic antagonists. Category  : Quaternary ammonium compounds. Category  : Tropanes. Category  : Alcohols. Category  : Propionates
not_related.