<https://data.muziekschatten.nl/som/b5548736734cf2f32de18f6ca88385a6> <http://schema.org/keywords> "H.C. Alden" .
<https://data.muziekschatten.nl/som/b5548736734cf2f32de18f6ca88385a6> <http://schema.org/name> "H.C. Alden" .
<https://data.muziekschatten.nl/som/b5548736734cf2f32de18f6ca88385a6> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://schema.org/Person> .