<https://www.imarc.com/#creator>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.skillsoft.com/de/channel/word-231992a0-e248-11e6-91a7-0242c0a80704?technologyandversion=1212047&expertiselevel=1212049>