@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/669a3906-77c0-4a66-a515-311b3077d30c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/669a3906-77c0-4a66-a515-311b3077d30c> .