<https://secure.gravatar.com/avatar/143de5b02e8da1445077d3292512c431?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.googblogs.com/through-the-google-lens-search-trends-april-10-16/>