<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/10/480x360/54f5fd4130131_-_1-family-dog-lgn.jpg>
<http://www.womansday.com/life/pet-care/g1162/flea-and-tick-prevention-for-dogs/>