<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://clv.h-cdn.co/assets/cm/15/09/54eb529e68b09_-_country-vet-jack-russell-terrier-mdn.jpg>
<http://www.countryliving.com/life/kids-pets/g1628/pet-health-questions/?link=rel&dom=yah_life&src=syn&con=blog_countryliving&mag=clg>