@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef23317c-840c-401c-b71f-25d963351f58> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef23317c-840c-401c-b71f-25d963351f58> .