<https://data.muziekschatten.nl/som/eb92a7c3a470d0031da29940a2b2e53e> <http://schema.org/keywords> "N. Hefti" .
<https://data.muziekschatten.nl/som/eb92a7c3a470d0031da29940a2b2e53e> <http://schema.org/name> "N. Hefti" .
<https://data.muziekschatten.nl/som/eb92a7c3a470d0031da29940a2b2e53e> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://schema.org/Person> .