<https://secure.gravatar.com/avatar/2f286e8be7cf1b084c2d9672e7a9ee76?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.melleesmith.com/how-to-set-up-a-content-creation-hub-in-notion/>