Question: when did the 6th harry potter book come out
Answer: 16 July 2005

title: Harry Potter and the Half-Blood Prince
text: Harry Potter and the Half-Blood Prince Harry Potter and the Half-Blood Prince is a fantasy novel written by British author J. K. Rowling and the sixth and penultimate novel in the "Harry Potter" series. 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. The book was published in the United Kingdom by Bloomsbury, and in the United States by Scholastic on 16 July 2005, as well as in several other countries. It sold nine