<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/54ffd306bb660-tumblr-n5fh66er7t1rc7zl1o1-250.gif>
<http://www.goodhousekeeping.com/life/pets/advice/a24316/pets-hugging/>