@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81eaaa39-fdbc-4c34-bbc7-a66b7c221c46> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81eaaa39-fdbc-4c34-bbc7-a66b7c221c46> .