<https://data.muziekschatten.nl/som/50f1a06268770a8efe46c77b1ad1fece> <http://schema.org/keywords> "Wolfgang Roloff" .
<https://data.muziekschatten.nl/som/50f1a06268770a8efe46c77b1ad1fece> <http://schema.org/name> "Wolfgang Roloff" .
<https://data.muziekschatten.nl/som/50f1a06268770a8efe46c77b1ad1fece> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://schema.org/Person> .