<https://data.muziekschatten.nl/som/7897606393d7a034b5955e42d0d876c1> <http://schema.org/keywords> "S.J. Kooistra" .
<https://data.muziekschatten.nl/som/7897606393d7a034b5955e42d0d876c1> <http://schema.org/name> "S.J. Kooistra" .
<https://data.muziekschatten.nl/som/7897606393d7a034b5955e42d0d876c1> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://schema.org/Person> .