<https://secure.gravatar.com/avatar/f01b841dd9bfd774935c60d70073e2c4?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://succulent.guide/types-of-succulents/pachyveria-dr-cornelius/>