@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/18f99f50-c01f-4eb5-ae89-ec1181cce2f8> rdfs:isDefinedBy <https://stad.gent/data/blank_node/18f99f50-c01f-4eb5-ae89-ec1181cce2f8> .