@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff5509a8-716d-4597-a5f8-eadc83e8b83c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff5509a8-716d-4597-a5f8-eadc83e8b83c> .