With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: There is a collection of books called Harry Potter.
text_B: Harry Potter is a series of fantasy novels written by British author J. K. Rowling .. J. K. Rowling. J. K. Rowling. fantasy novels. fantasy literature. Harry Potter. Harry Potter ( character ). fantasy. fantasy. The novels chronicle the life of a young wizard , Harry Potter , and his friends Hermione Granger and Ron Weasley , all of whom are students at Hogwarts School of Witchcraft and Wizardry .. wizard. Magician ( fantasy ). Harry Potter. Harry Potter ( character ). Hermione Granger. Hermione Granger. Ron Weasley. Ron Weasley. Hogwarts School of Witchcraft and Wizardry. Hogwarts School of Witchcraft and Wizardry. The main story arc concerns Harry 's struggle against Lord Voldemort , a dark wizard who intends to become immortal , overthrow the wizard governing body known as the Ministry of Magic , and subjugate all wizards and Muggles , a reference term that means non-magical people .. wizard. Magician ( fantasy ). story arc. story arc. Lord Voldemort. Lord Voldemort. Ministry of Magic. Ministry of Magic. Since the release of the first novel , Harry Potter and the Philosopher 's Stone , on 26 June 1997 , the books have found immense popularity , critical acclaim and commercial success worldwide .. Harry Potter. Harry Potter ( character ). The series has now been translated into multiple languages including French , Irish , Spanish , German and Swedish to name a few .. They have attracted a wide adult audience as well as younger readers , and are often considered cornerstones of modern young adult literature .. The series has also had its share of criticism , including concern about the increasingly dark tone as the series progressed , as well as the often gruesome and graphic violence it depicts .. , the books have sold more than 500 million copies worldwide , making them the best-selling book series in history , and have been translated into seventy-three languages .. best-selling book series in history. List of best-selling books#List of best-selling book series. translated into seventy-three languages. Harry Potter in translation. The last four books consecutively set records as the fastest-selling books in history , with the final instalment selling roughly eleven million copies in the United States within twenty-four hours of its release .. The series was originally published in English by two major publishers , Bloomsbury in the United Kingdom and Scholastic Press in the United States .. Scholastic. Scholastic Corporation. Bloomsbury. Bloomsbury Publishing. Scholastic Press. Scholastic Corporation. A play , Harry Potter and the Cursed Child , based on a story co-written by Rowling , premiered in London on 30 July 2016 at the Palace Theatre , and its script was published by Little , Brown as the eighth book in the series .. Harry Potter. Harry Potter ( character ). Harry Potter and the Cursed Child. Harry Potter and the Cursed Child. Palace Theatre. Palace Theatre, London. The original seven books were adapted into an eight-part film series by Warner Bros. .. film series. Harry Potter ( film series ). Pictures , which has become the second highest-grossing film series of all time .. film series. Harry Potter ( film series ). highest-grossing film series. List of highest-grossing franchises and film series. In 2016 , the total value of the Harry Potter franchise was estimated at $ 25 billion , making Harry Potter one of the highest-grossing media franchises of all time .. Harry Potter. Harry Potter ( character ). one of the highest-grossing media franchises of all time. List of the highest-grossing media franchises. A series of many genres , including fantasy , drama , coming of age , friendship , and the British school story -LRB- which includes elements of mystery , thriller , adventure , horror and romance -RRB- , the world of Harry Potter explores numerous themes and includes many cultural meanings and references .. drama. drama. mystery. mystery ( fiction ). thriller. thriller ( genre ). Harry Potter. Harry Potter ( character ). fantasy. fantasy. coming of age. coming of age. friendship. friendship. school story. school story. adventure. adventure novel. horror. Horror and terror. romance. romance novel. According to Rowling , the main theme is death .. theme. theme ( literature ). Other major themes in the series include prejudice , corruption , and madness .. The success of the books and films has ensured that the Harry Potter franchise continues to expand , with numerous derivative works , a travelling exhibition that premiered in Chicago in 2009 , a studio tour in London that opened in 2012 , a digital platform on which J.K. Rowling updates the series with new information and insight , and a pentalogy of spin-off films premiering in November 2016 , among many other developments .. Harry Potter. Harry Potter ( character ). a digital platform. Pottermore. Most recently , themed attractions , collectively known as The Wizarding World of Harry Potter , have been built at several Universal Parks & Resorts amusement parks around the world .. Harry Potter. Harry Potter ( character ). The Wizarding World of Harry Potter. The Wizarding World of Harry Potter. Universal Parks & Resorts. Universal Parks & Resorts
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