@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef03ff4f-ccef-41c5-883a-07723a71259b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef03ff4f-ccef-41c5-883a-07723a71259b> .