<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/15/46/640x320/landscape-1447278345-friday-980.jpg>
<http://www.womansday.com/life/news/a42976/why-is-friday-the-13th-scary-8491/?src=shelter_footer>