With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Fifth Harmony earned billions of on-demand streams.
text_B: Party Husband is a 1931 American Pre-Code comedy film produced by First National Pictures and released through their parent company Warner Bros. .. First National Pictures. First National Pictures. Pre-Code. Pre-Code. It was directed by Clarence G. Badger and stars Dorothy Mackaill .. Clarence G. Badger. Clarence G. Badger. Dorothy Mackaill. Dorothy Mackaill. It is preserved at the Library of Congress .. Library of Congress. Library of Congress
not_related.