@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/c9f23922-88b5-4bd5-8281-5924c9efa744> rdfs:isDefinedBy <https://stad.gent/data/blank_node/c9f23922-88b5-4bd5-8281-5924c9efa744> .