<https://forum.centmillemilliards.com/#/schema/person/16694e66b5b0df9a6f854e179b65a33d>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://forum.centmillemilliards.com/2021/04/10/individual-m-espagne/>