<https://data.muziekschatten.nl/som/b29001beaec771735c4c392d59ee10c8> <http://schema.org/keywords> "Mattes" .
<https://data.muziekschatten.nl/som/b29001beaec771735c4c392d59ee10c8> <http://schema.org/name> "Mattes" .
<https://data.muziekschatten.nl/som/b29001beaec771735c4c392d59ee10c8> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://schema.org/Person> .