With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Brian Helgeland is a screenplay writer.
text_B: Diary of a Wimpy Kid  : Old School is a children 's novel written by American author Jeff Kinney first published in 2015 .. Jeff Kinney. Jeff Kinney ( writer ). Diary of a Wimpy Kid. Diary of a Wimpy Kid ( series ). It is the tenth book in the Diary of a Wimpy Kid series , preceded by Diary of a Wimpy Kid  : The Long Haul and followed by Diary of a Wimpy Kid  : Double Down .. Diary of a Wimpy Kid. Diary of a Wimpy Kid ( series ). The Long Haul. Diary of a Wimpy Kid : The Long Haul. Double Down. Diary of a Wimpy Kid : Double Down. The book was released on November 3 , 2015 worldwide , though an extract from the book was released online on October 28 , 2015 .. This book debuted at No. 1 on bestseller charts in India .
not_related.