<https://opendata.ruhr/organization/6b4e3e04-a8a1-4d73-99c7-6b3fb96d3ba1>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/Organization>
<https://opendata.ruhr/dataset/einwohnerstatistik>