<https://www.bnr.nl/events/the-next-step/10328090/bart-mulder-oprichter-van-clickwheelz>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.bnr.nl/events/the-next-step/10328090/bart-mulder-oprichter-van-clickwheelz>