@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a9f9de80-0159-471b-80a8-2952c50ebb91> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a9f9de80-0159-471b-80a8-2952c50ebb91> .