With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Nelson Mandela introduced expansions to police services.
text_B: Kiss Me , Guido is a 1997 independent film comedy .. independent film. independent film. comedy. comedy. Written and directed by Tony Vitale and produced by Ira Deutchman and Christine Vachon , it stars Nick Scotti , Anthony Barrile , Anthony DeSando and Craig Chester .. Tony Vitale. Tony Vitale. Ira Deutchman. Ira Deutchman. Christine Vachon. Christine Vachon. Nick Scotti. Nick Scotti. Anthony Barrile. Anthony Barrile. Anthony DeSando. Anthony DeSando. Craig Chester. Craig Chester
not_related.