<https://forums.madmoizelle.com/sujets/juillet-2019-memoire-de-marie-brennan.150214/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://forums.madmoizelle.com/sujets/juillet-2019-memoire-de-marie-brennan.150214/page-3#post-11245545>