<https://forum.spaziogames.it/threads/topic-politico-leggere-primo-post-prima-di-intervenire.9942/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://forum.spaziogames.it/threads/topic-politico-leggere-primo-post-prima-di-intervenire.9942/page-1008>