<https://einskraft.com/course/5-anwender-call-kleiner-finger-und-fragen-und-antworten-mit-susanne/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://einskraft.com/course/5-anwender-call-kleiner-finger-und-fragen-und-antworten-mit-susanne/>