@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af1b14d3-8a5b-492f-9b60-4a42ca9ba3dd> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af1b14d3-8a5b-492f-9b60-4a42ca9ba3dd> .