@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af18f552-a1e3-498b-9dff-b316c335ba1a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af18f552-a1e3-498b-9dff-b316c335ba1a> .