<https://secure.gravatar.com/avatar/84ac98a86f9ef9b848cbdef92299307c?s=96&d=mm&r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.palmerlakerecovery.com/blog/5-things-coloradoans-know-cocaine-addiction/>