<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#nil>
<http://www.diezminutos.es/familia-real/monarquia-espanola/news/a4526/que-han-hecho-los-reyes-este-fin-de-semana/>