With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Christina Applegate was in the comedy movie Bad Moms in 2016.
text_B: Subunit P of phosphatidylinositol N-acetylglucosaminyltransferase is an enzyme that in humans is encoded by the PIGP gene .. phosphatidylinositol N-acetylglucosaminyltransferase. phosphatidylinositol N-acetylglucosaminyltransferase. enzyme. enzyme. gene. gene
not_related.