@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1f9fd57a-db72-4b95-9fe5-c09489d787bf> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1f9fd57a-db72-4b95-9fe5-c09489d787bf> .