<https://secure.gravatar.com/avatar/1b46202ccdb4d20d86e242aad2fe70e0?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://onluautotech.com/web-stories/vivo-drone-flying-smartphone/>