With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Nigeria is one of the countries in the Organisation for Economic Co-operation and Development.
text_B: In demonology , Gusion is a strong Great Duke of Hell , and rules over forty -LRB- forty-five according to other authors -RRB- legions of demons .. demonology. demonology. Hell. Hell. He tells all past , present and future things , shows the meaning of all questions that are asked to him , reconciles friends , and gives honor and dignity .. He is depicted as a baboon or according to some , in the form of a Cynocephalus -LRB- Dog Headed -RRB- .. baboon. baboon. Cynocephalus. Cynocephaly. Other spellings  : Gusayn , Gusoin , Gusoyn .. He is mentioned in The Lesser Key of Solomon .. The Lesser Key of Solomon. The Lesser Key of Solomon
not_related.