@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef4c9255-d0ab-4281-bb21-aa0db555c690> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef4c9255-d0ab-4281-bb21-aa0db555c690> .