<https://secure.gravatar.com/avatar/68ad645cfa0f1dce753c4d33a0bb6b96?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://plantifulinteriors.com/are-eggshells-good-for-houseplants/>