<https://secure.gravatar.com/avatar/8f02c6fe63d45a2cdad846c29dc4e316?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://dasmuster.net/heil-und-kostenplan-einreichen-anschreiben-muster-2/>