<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://hbz.h-cdn.co/assets/cm/15/04/480x436/54bed9c73435c_-_hbz-cinco-de-mayo-margarita-0412-de.jpg>
<http://www.harpersbazaar.com/fashion/trends/g2011/cinco-de-mayo-party-ideas/>