<https://secure.gravatar.com/avatar/ba69c101a5f7d8281e48ebb6698451c5?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://drunkey.com/its-friday-night-and-you-have-no-homework/>