<https://www.efectividat.com/post/juan-escobar-ministerio-de-gris-a-verde-1-de-3>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.efectividat.com/post/juan-escobar-ministerio-de-gris-a-verde-1-de-3>