<https://secure.gravatar.com/avatar/0d63855f562f1346fe56ea2a7aed391b?s=96&amp;d=identicon&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://wikibooks.co/de/what-to-know-about-water-healing/>