<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/12/5508e9a87de10-mischievous-dog-cat-s3.jpg>
<http://www.goodhousekeeping.com/life/pets/advice/a13792/pet-problem-solutions/?link=rel&dom=yah_life&src=syn&con=blog_goodhousekeeping&mag=ghk>