@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef7cf3d1-5b43-4902-a68e-80170e74e12f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef7cf3d1-5b43-4902-a68e-80170e74e12f> .