With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Sully is a religion.
text_B: A Very Strange Society  : A Journey to the Heart of South Africa is a 1967 non-fiction book by Allen Drury .. Allen Drury. Allen Drury. non-fiction. non-fiction. It explores the then-evolving government and culture of the Republic of South Africa .. Republic of South Africa. Republic of South Africa
not_related.