<https://data.muziekschatten.nl/som/a93ec25971331ac229388ac4337a0735> <http://schema.org/keywords> "Altena, Ernst van" .
<https://data.muziekschatten.nl/som/a93ec25971331ac229388ac4337a0735> <http://schema.org/name> "Altena, Ernst van" .
<https://data.muziekschatten.nl/som/a93ec25971331ac229388ac4337a0735> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://schema.org/Person> .