<https://data.muziekschatten.nl/som/bb79abeacb3f588705c1f5a0dd83d691> <http://schema.org/keywords> "MATTES, WILLY; Brandin, Walter" .
<https://data.muziekschatten.nl/som/bb79abeacb3f588705c1f5a0dd83d691> <http://schema.org/name> "MATTES, WILLY; Brandin, Walter" .
<https://data.muziekschatten.nl/som/bb79abeacb3f588705c1f5a0dd83d691> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://schema.org/Person> .