<https://secure.gravatar.com/avatar/0fc477b8dee3465e7498608c0635c58e?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://paxandpeace.com/the-social-selling-playbook-by-social-report/>