<https://secure.gravatar.com/avatar/2af38179bef46fe793b6b84c5b92520c?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://craft.ideas2live4.com/2018/06/11/diy-swing-out-storage-tower-from-tuna-cans/>