@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/668b0630-ca46-4083-a19a-8644ba3d6c8c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/668b0630-ca46-4083-a19a-8644ba3d6c8c> .