<https://secure.gravatar.com/avatar/3f917e2de60020ec4a983aecda3aee5e?s=96&amp;d=blank&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/ImageObject>
<https://www.deutuna.de/tools/ersparnis/>