<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/54ff46fb04e38-ghk-0614-books-how-to-tell-toledo-from-the-night-sky-lgn-lgn.jpg>
<http://www.goodhousekeeping.com/life/entertainment/g1100/best-books-summer-2014/>