@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21af39af-a180-4e56-8d57-b7c4406e64c3> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21af39af-a180-4e56-8d57-b7c4406e64c3> .