<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/54f65c69b545d_-_200905-r-cheese-9cki3j-guacamole.jpg>
<http://www.delish.com/entertaining/g904/new-guacamole-recipes/>