@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a0ff21f2-ad7c-4d0c-b91f-1f2ad4434a73> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a0ff21f2-ad7c-4d0c-b91f-1f2ad4434a73> .