With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ruth Negga is a television actress.
text_B: Colombia is a station on Line 8 and Line 9 of the Madrid Metro .. Madrid Metro. Metro de Madrid. Madrid. Madrid. Line 8. Line 8 ( Madrid Metro ). Line 9. Line 9 ( Madrid Metro ). It is located in fare Zone A.
not_related.