<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://hbu.h-cdn.co/assets/cm/15/04/320x426/54c086a2aef5f_-_03-hbx-diy-books-de.jpg>
<http://www.housebeautiful.com/shopping/g1297/best-books-2012/?click=hbu-more>