With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Chris Pine appeared in a 2012 American romantic comedy spy film.
text_B: This Means War is a 2012 American romantic comedy spy film directed by McG in which two CIA agents who are best friends discover that they are dating the same woman .. McG. McG. romantic comedy. Romantic comedy film. spy film. spy film. The film stars Reese Witherspoon , Chris Pine , and Tom Hardy .. Reese Witherspoon. Reese Witherspoon. Chris Pine. Chris Pine. Tom Hardy. Tom Hardy
related.