<https://elpais.com/politica/2011/09/18/actualidad/1316375423_510327.html>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/ItemPage>
<https://elpais.com/politica/2011/09/18/actualidad/1316375423_510327.html>