With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Prison Break was nominated for Favorite New TV owl.
text_B: Plumbing Manufacturers International -LRB- PMI -RRB- is an industry association for manufacturers of plumbing products .. plumbing. plumbing. Its members make 90 % of the plumbing products sold in North America .. plumbing. plumbing. Its headquarters is in Rolling Meadows , Illinois .
not_related.