<https://blog.documentfoundation.org/#/schema/person/6b7038a49dc28beb3ed3834eb90bd0e5>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://blog.documentfoundation.org/blog/2019/05/09/libreoffice-63-bhsalpha1/>