<https://plume-de-poete.over-blog.com/2020/03/chez-et-que-voguent-les-mots.html>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://plume-de-poete.over-blog.com/2020/03/chez-et-que-voguent-les-mots.html>