@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/c9ad0e28-364f-4ff4-af13-e1eb07b6c456> rdfs:isDefinedBy <https://stad.gent/data/blank_node/c9ad0e28-364f-4ff4-af13-e1eb07b6c456> .