With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Billy Bob Thornton appeared in a film based on a novel.
text_B: U Turn is a 1997 modern western neo-noir crime thriller film directed by Oliver Stone , and based on the book Stray Dogs by John Ridley .. Oliver Stone. Oliver Stone. John Ridley. John Ridley. western. western ( genre ). neo-noir. neo-noir. crime thriller. crime thriller. It stars Sean Penn , Billy Bob Thornton , Jennifer Lopez , Jon Voight , Powers Boothe , Joaquin Phoenix , Claire Danes , and Nick Nolte .. Sean Penn. Sean Penn. Jennifer Lopez. Jennifer Lopez. Nick Nolte. Nick Nolte. Powers Boothe. Powers Boothe. Claire Danes. Claire Danes. Joaquin Phoenix. Joaquin Phoenix. Billy Bob Thornton. Billy Bob Thornton. Jon Voight. Jon Voight
related.