<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://del.h-cdn.co/assets/cm/15/10/320x320/54f651f902e10_-_cucumber-salsa-xl-vjof9a-79954804.jpg>
<http://www.delish.com/holiday-recipes/cinco-de-mayo/g652/mexican-party-menu-recipes/>