<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/480x552/54ff017c84063-ghk-dog-at-window-xl.jpg>
<http://www.goodhousekeeping.com/life/pets/advice/g491/dog-behavior/?src=shelter_footer>