Question: Harry Potter and the Deathly Hallows is the seventh and final novel of the "Harry Potter" series, the series ended that began in 1997 with the publication of which J. K. Rowling novel?

full_context: Document 1: Harry Potter and the Philosopher's Stone: Harry Potter and the Philosopher's Stone is the first novel in the "Harry Potter" series and J. K. Rowling's debut novel, first published in 1997 by Bloomsbury. It was published in the United States as Harry Potter and the Sorcerer's Stone by Scholastic Corporation in 1998. The plot follows Harry Potter, a young wizard who discovers his magical heritage as he makes close friends and a few enemies in his first year at the Hogwarts School of Witchcraft and Wizardry. With the help of his friends, Harry faces an attempted comeback by the dark wizard Lord Voldemort, who killed Harry's parents, but failed to kill Harry when he was just 15 months old.
Document 2: Ron Weasley: Ronald Bilius "Ron" Weasley is a fictional character in J. K. Rowling's "Harry Potter" series. His first appearance was in the first book of the series, "Harry Potter and the Philosopher's Stone" as the best friend of Harry Potter and Hermione Granger. He is a member of the Weasley family, a pure blood family, who reside in "The Burrow" outside Ottery St. Catchpole. Along with Harry and Hermione, he is a member of the Gryffindor house. Ron is present in most of the action throughout the series.
Document 3: Lord Voldemort: Lord Voldemort ( , or in the films; born Tom Marvolo Riddle) is a fictional character and the main antagonist in J. K. Rowling's series of "Harry Potter" novels. Voldemort first appeared in "Harry Potter and the Philosopher's Stone", which was released in 1997. Voldemort appears either in person or in flashbacks in each book and its film adaptation in the series, except the third, "Harry Potter and the Prisoner of Azkaban", where he is only mentioned.
Document 4: Harry Potter and the Deathly Hallows: Harry Potter and the Deathly Hallows is the seventh and final novel of the "Harry Potter" series, written by British author J. K. Rowling. The book was released on 21 July 2007, ten years after publication of "Harry Potter and the Philosopher's Stone" (1997), by Bloomsbury Publishing in the United Kingdom, in the United States by Scholastic, and in Canada by Raincoast Books, ending the series that began in 1997 with the publication of "Harry Potter and the Philosopher's Stone". The novel chronicles the events directly following "Harry Potter and the Half-Blood Prince" (2005), and the final confrontation between the wizards Harry Potter and Lord Voldemort, as well as revealing the previously concealed back story of several main characters. The title of the book refers to three mythical objects featured in the story, collectively known as the "Deathly Hallows"—an unbeatable wand, a stone to bring the dead to life, and a cloak of invisibility.
Document 5: Harry Potter and the Half-Blood Prince: Harry Potter and the Half-Blood Prince is the sixth and penultimate novel in the "Harry Potter" series, written by British author J. K. Rowling. Set during protagonist Harry Potter's sixth year at Hogwarts, the novel explores the past of Harry's nemesis, Lord Voldemort, and Harry's preparations for the final battle against Voldemort alongside his headmaster and mentor Albus Dumbledore.
Document 6: Harry Potter and the Philosopher's Stone: Harry Potter and the Philosopher's Stone is the first novel in the "Harry Potter" series and J. K. Rowling's debut novel, first published in 1997 by Bloomsbury. It was published in the United States as Harry Potter and the Sorcerer's Stone by Scholastic Corporation in 1998. The plot follows Harry Potter, a young wizard who discovers his magical heritage as he makes close friends and a few enemies in his first year at the Hogwarts School of Witchcraft and Wizardry. With the help of his friends, Harry faces an attempted comeback by the dark wizard Lord Voldemort, who killed Harry's parents, but failed to kill Harry when he was just 15 months old.
Document 7: Harry Potter and the Chamber of Secrets: Harry Potter and the Chamber of Secrets is the second novel in the "Harry Potter" series, written by J. K. Rowling. The plot follows Harry's second year at Hogwarts School of Witchcraft and Wizardry, during which a series of messages on the walls of the school's corridors warn that the "Chamber of Secrets" has been opened and that the "heir of Slytherin" would kill all pupils who do not come from all-magical families. These threats are found after attacks which leave residents of the school "petrified" (frozen like stone). Throughout the year, Harry and his friends Ron and Hermione investigate the attacks.
Document 8: The Tales of Beedle the Bard: The Tales of Beedle the Bard is a book of children's stories by British author J. K. Rowling. There is a storybook of the same name mentioned in "Harry Potter and the Deathly Hallows", the last book of the "Harry Potter" series.
Document 9: Fantastic Beasts and Where to Find Them: Fantastic Beasts and Where to Find Them is a 2001 book written by British author J. K. Rowling (under the pen name of the fictitious author Newt Scamander) about the magical creatures in the "Harry Potter" universe. The original version purports to be Harry Potter's copy of the textbook of the same name mentioned in "Harry Potter and the Philosopher's Stone" (or "Harry Potter and the Sorcerer's Stone" in the US), the first novel of the "Harry Potter" series. It includes several notes inside it supposedly handwritten by Harry, Ron Weasley, and Hermione Granger, detailing their own experiences with some of the beasts described, and including in-jokes relating to the original series.
Document 10: Harry Potter (character): Harry James Potter is the title character and protagonist of J. K. Rowling's "Harry Potter" series. The majority of the books' plot covers seven years in the life of the orphan Potter, who, on his eleventh birthday, learns he is a wizard. Thus, he attends Hogwarts School of Witchcraft and Wizardry to practise magic under the guidance of the kindly headmaster Albus Dumbledore and other school professors. Harry also discovers that he is already famous throughout the novel's magical community, and that his fate is tied with that of Lord Voldemort, the internationally feared Dark Wizard and murderer of his parents, Lily and James.
Document 11: Harry Potter and the Deathly Hallows – Part 2: Harry Potter and the Deathly Hallows – Part 2 is a 2011 British-American fantasy film directed by David Yates and distributed by Warner Bros. Pictures. It is the second of two cinematic parts based on the novel of the same name by J. K. Rowling. The film, which is the eighth and final instalment in the "Harry Potter" film series, was written by Steve Kloves and produced by David Heyman, David Barron, and Rowling. It is the sequel to "Harry Potter and the Deathly Hallows – Part 1". The story continues to follow Harry Potter's quest to find and destroy Lord Voldemort's Horcruxes in order to stop him once and for all.
Document 12: Harry Potter and the Philosopher's Stone (film): Harry Potter and the Philosopher's Stone (released in some countries as Harry Potter and the Sorcerer's Stone) is a 2001 British-American fantasy film directed by Chris Columbus and distributed by Warner Bros. Pictures. It is based on the novel of the same name by J. K. Rowling. The film is the first instalment in the long-running "Harry Potter" film series, and was written by Steve Kloves and produced by David Heyman. Its story follows Harry Potter's first year at Hogwarts School of Witchcraft and Wizardry as he discovers that he is a famous wizard and begins his education. The film stars Daniel Radcliffe as Harry Potter, with Rupert Grint as Ron Weasley, and Emma Watson as Hermione Granger.
Document 13: Harry Potter and the Prisoner of Azkaban: Harry Potter and the Prisoner of Azkaban is the third novel in the "Harry Potter" series, written by J. K. Rowling. The book follows Harry Potter, a young wizard, in his third year at Hogwarts School of Witchcraft and Wizardry. Along with friends Ronald Weasley and Hermione Granger, Harry investigates Sirius Black, an escaped prisoner from Azkaban who they believe is one of Lord Voldemort's old allies.
Document 14: Harry Potter and the Deathly Hallows – Part 1: Harry Potter and the Deathly Hallows – Part 1 is a 2010 British-American fantasy film directed by David Yates and distributed by Warner Bros. Pictures. It is the first of two cinematic parts based on the novel of the same name by J. K. Rowling and features an ensemble cast. The film, which is the seventh and penultimate installment in the "Harry Potter" film series, was written by Steve Kloves and produced by David Heyman, David Barron, and Rowling.
Document 15: Harry Potter and the Goblet of Fire: Harry Potter and the Goblet of Fire is the fourth novel in the "Harry Potter" series, written by British author J. K. Rowling. It follows Harry Potter, a wizard in his fourth year at Hogwarts School of Witchcraft and Wizardry and the mystery surrounding the entry of Harry's name into the Triwizard Tournament, in which he is forced to compete.
ground_truth: Harry Potter and the Philosopher's Stone