@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/c9989c04-6c01-4332-ab0f-81afa5cfb5bd> rdfs:isDefinedBy <https://stad.gent/data/blank_node/c9989c04-6c01-4332-ab0f-81afa5cfb5bd> .