From guardian.co.uk: To celebrate the launch of the first story from JRR Tolkien since the Silmarillion was published in 1977, we’ve teamed up with HarperCollins to give you the chance to win a copy of The Children of Hurin signed by Christopher Tolkien. We have five signed copies of the hardback edition, and one signed copy of a deluxe slipcase edition to give away. All you have to do is answer this question: