With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Vanilla Sky stars a United States comedian.
text_B: GPN may refer to  :. Global Pastors Network. Global Pastors Network. Global Pastors Network. Green Party of the Netherlands. Green Party of the Netherlands. Green Party of the Netherlands. Grace Potter and the Nocturnals. Grace Potter and the Nocturnals. Grace Potter and the Nocturnals
not_related.