<https://secure.gravatar.com/avatar/fa0300acb4db6f1913bdf810102cbb0b?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://arnavakil.ir/announcement-of-opinions-for-tuesday-december-5/>