@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/668b7c9a-9e8d-459c-a90e-0c6f7bb47e92> rdfs:isDefinedBy <https://stad.gent/data/blank_node/668b7c9a-9e8d-459c-a90e-0c6f7bb47e92> .