@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef78be67-af77-4bb2-b4ce-445651573f13> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef78be67-af77-4bb2-b4ce-445651573f13> .