<https://secure.gravatar.com/avatar/f36b7bda7ea85875f0b6bb90b99b046e?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://digitalmahbub.com/digital-divide-in-developing-countries/>