<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://sev.h-cdn.co/assets/cm/15/09/980x551/54ee9137a709e_-_sev-pick-or-skip-sandwiches-s2.jpg>
<http://www.seventeen.com/life/school/advice/g404/pick-it-or-skip-it/>