<https://secure.gravatar.com/avatar/085eef6dd0b4f3a954ec50470ae112fb?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://tamarackutv.com/web-stories/opensea-apoiara-o-ethereum-roll-up-arbitrum/>