With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Alan Ladd was a singer.
text_B: Barbasol is an American brand of shaving cream , aftershave , and disposable razors created by MIT Professor Frank Shields in 1919 in Indianapolis .. American. United States. shaving cream. shaving cream. aftershave. aftershave. MIT. Massachusetts Institute of Technology. Indianapolis. Indianapolis. It is currently owned by Perio , Inc. .
not_related.