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?
Sentence (from "Harry Potter and the Deathly Hallows"): 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".
Relevant evidence: Yes