<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/54feae17b3a45-nancy-drew-the-secret-of-the-old-clock-book-1210-md.jpg>
<http://www.goodhousekeeping.com/life/inspirational-stories/a19094/reasons-to-be-grateful/?src=shelter_footer>