<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/980x1172/54ff01aff1e8a-ghk-great-gifts-pets-treat-launcher-s2.jpg>
<http://www.goodhousekeeping.com/holidays/gift-ideas/g474/pet-gifts/>