<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/980x1010/54ff01b11b31b-ghk-great-gifts-pets-stockings-s2.jpg>
<http://www.goodhousekeeping.com/holidays/gift-ideas/g474/pet-gifts/>