<https://tecnologia.libero.it/instagram-foto-e-dati-restano-salvati-sui-server-per-piu-di-un-anno-38495>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://tecnologia.libero.it/instagram-foto-e-dati-restano-salvati-sui-server-per-piu-di-un-anno-38495>