<https://data.muziekschatten.nl/som/f4b8a46da68c4c9bf131ddc83a7ec325> <http://schema.org/keywords> "J.S. Zamecnik" .
<https://data.muziekschatten.nl/som/f4b8a46da68c4c9bf131ddc83a7ec325> <http://schema.org/name> "J.S. Zamecnik" .
<https://data.muziekschatten.nl/som/f4b8a46da68c4c9bf131ddc83a7ec325> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://schema.org/Person> .