<https://data.muziekschatten.nl/som/3e6cffe7a3b2d402fff535c3905c6291> <http://schema.org/keywords> "Bert Kalmer" .
<https://data.muziekschatten.nl/som/3e6cffe7a3b2d402fff535c3905c6291> <http://schema.org/name> "Bert Kalmer" .
<https://data.muziekschatten.nl/som/3e6cffe7a3b2d402fff535c3905c6291> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://schema.org/Person> .