@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b81f24af-d85d-4241-aa1f-ea1753c28790> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b81f24af-d85d-4241-aa1f-ea1753c28790> .