<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://clv.h-cdn.co/assets/cm/15/09/54eb529b44db6_-_gold-fish-out-of-water-lgn.jpg>
<http://www.countryliving.com/life/kids-pets/g1628/pet-health-questions/>