<https://data.muziekschatten.nl/som/549628447b509c33199f03771f402e17> <http://schema.org/keywords> "D. Hartsema" .
<https://data.muziekschatten.nl/som/549628447b509c33199f03771f402e17> <http://schema.org/name> "D. Hartsema" .
<https://data.muziekschatten.nl/som/549628447b509c33199f03771f402e17> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://schema.org/Person> .