<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/12/55090d55d8d5f-ghk-pinterest-opener.jpg>
<http://www.goodhousekeeping.com/institute/a24467/how-to-use-pinterest/?src=shelter_footer>