With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Journey released an album in 1978.
text_B: In enzymology , a secondary-alcohol oxidase is an enzyme that catalyzes the chemical reaction. enzymology. enzymology. enzyme. enzyme. catalyzes. catalysis. chemical reaction. chemical reaction. a secondary alcohol + O2 a ketone + H2O2. secondary alcohol. secondary alcohol. ketone. ketone. Thus , the two substrates of this enzyme are secondary alcohol and O2 , whereas its two products are ketone and H2O2 .. enzyme. enzyme. substrates. substrate ( biochemistry ). secondary alcohol. secondary alcohol. products. product ( chemistry ). ketone. ketone. This enzyme belongs to the family of oxidoreductases , specifically those acting on the CH-OH group of donor with oxygen as acceptor .. enzyme. enzyme. The systematic name of this enzyme class is secondary-alcohol  : oxygen oxidoreductase .. enzyme. enzyme. oxidoreductase. oxidoreductase. systematic name. List of enzymes. Other names in common use include polyvinyl alcohol oxidase , and secondary alcohol oxidase .. secondary alcohol. secondary alcohol
not_related.