With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Aruba is a hundred miles south of the coastline of Venezuela.
text_B: The Affiliated High School of Shanxi University is a public , co-educational day school in Taiyuan , Shanxi province , which was founded in 1955 .. co-educational. co-educational. Taiyuan. Taiyuan. Shanxi. Shanxi
not_related.