With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Lance Armstrong had cancer.
text_B: The Teatro Peruano Japones is a theatre in Lima , Peru .. Lima. Lima. Peru. Peru. It is located at the headquarters of Asociacion Peruano Japonesa , a nonprofit organization for Peruvians of Japanese origin .. Category  : Theatres in Peru. Peru. Peru. Category  : Buildings and structures in Lima. Lima. Lima
not_related.