@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/4b9ffffa-37bc-4487-b81b-b584872fddee> rdfs:isDefinedBy <https://stad.gent/data/blank_node/4b9ffffa-37bc-4487-b81b-b584872fddee> .