With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Chandni stars a producer.
text_B: Past Reason Hated is the fifth novel by Canadian detective fiction writer Peter Robinson in the multi award-winning Inspector Banks series of novels .. Peter Robinson. Peter Robinson ( novelist ). The novel was first printed in 1991 , but has been reprinted a number of times since .. 1990 in literature. The novel won the 1992 Arthur Ellis Award for ` Best Novel ' .. Arthur Ellis Award. Arthur Ellis Awards
not_related.