@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a81d3f16-4b13-4488-857c-1ccbe111dad2> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a81d3f16-4b13-4488-857c-1ccbe111dad2> .