With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Murder of Roger Ackroyd is only a idea by Agatha Christie.
text_B: The Murder of Roger Ackroyd is a work of detective fiction by Agatha Christie , first published in June 1926 in the United Kingdom by William Collins , Sons and in the United States by Dodd , Mead and Company on 19 June 1926 .. Agatha Christie. Agatha Christie. United Kingdom. United Kingdom. detective fiction. detective fiction. It is the third novel to feature Hercule Poirot as the lead detective .. Hercule Poirot. Hercule Poirot. Poirot retires to a village near the home of a friend he met in London , Roger Ackroyd , who agrees to keep him anonymous , as he pursues his retirement project of perfecting vegetable marrows .. vegetable marrows. Cucurbita. He is not long at this pursuit when his friend is murdered .. Ackroyd 's niece calls Poirot in to ensure that the guilt does not fall on Ackroyd 's son ; Poirot promises to find the truth , which she accepts .. The novel was initially well-received , remarked for the startling ending , and in 2013 , 87 years after its release the British Crime Writers ' Association voted it the best crime novel ever .. It is one of Christie 's best known and most controversial novels , its innovative twist ending having a significant impact on the genre .. twist ending. twist ending. Howard Haycraft included this novel in his list of the most influential crime novels ever written .. The short biography of Christie which is included in 21st century UK printings of her books calls it her masterpiece , although writer and critic Robert Barnard has written that he considers it a conventional Christie novel .. Robert Barnard. Robert Barnard
related.