@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a4ac21bf-a47c-4915-ada3-c2ec23e51cad> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a4ac21bf-a47c-4915-ada3-c2ec23e51cad> .