@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21c9ad5c-ae16-4c89-9af1-103fc528e72c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21c9ad5c-ae16-4c89-9af1-103fc528e72c> .