<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://sev.h-cdn.co/assets/cm/15/09/980x653/54eeaeed93709_-_sev-have-a-euro-trip-de.jpg>
<http://www.seventeen.com/life/g1009/free-summer-vacation-ideas/>