<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/WebSite>
<http://www.ilfattoquotidiano.it/2013/04/19/quirinale-pd-va-oltre-marini-e-cerca-lintesa-ora-sfida-e-tra-prodi-e-dalema/567975/>