With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ratatouille is the 8th film produced by Dreamworks.
text_B: The Paradox of Choice - Why More Is Less is a 2004 book by American psychologist Barry Schwartz .. Barry Schwartz. Barry Schwartz ( psychologist ). psychologist. psychologist. In the book , Schwartz argues that eliminating consumer choices can greatly reduce anxiety for shoppers .. anxiety. anxiety
not_related.