With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Glen Campbell sings songs.
text_B: CIN - Corporacao Industrial do Norte S.A. is a Portuguese company that is the Iberian market leader for paint & coating products .. Portuguese. Portugal. Iberian. Iberian Peninsula. The company was established in 1926 and is headquartered in Maia , Norte Region .. Maia. Maia, Portugal. Norte Region. Norte Region, Portugal. In 1990 CIN became a member of the Coatings Research Group Inc. -LRB- CRGI -RRB- in Cleveland , Ohio , USA , a group that tests innovative prime materials , products and technology in the paint industry for the construction segment .. Main companies in the CIN Group  :. Lacose-Sotinco. Nitin. Tintas Cin Acores. Tintas Cin Madeira. Tintas Cin de Angola. Tintas Cin de Mocambique. Barnices Valentine. Pinturas Cin Canarias
not_related.