@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/687ffe6e-6950-4fdc-8c0d-ac8dcdc29621> rdfs:isDefinedBy <https://stad.gent/data/blank_node/687ffe6e-6950-4fdc-8c0d-ac8dcdc29621> .