<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ell.h-cdn.co/assets/cm/15/01/640x960/54a9f3386ba09_-_onaco-prince-and-princess-grace-kelly-with-children-xln-xln.jpg>
<http://www.elle.com/culture/celebrities/g7673/royal-families/>