@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/18ec19f4-57cb-4a98-93d9-8138bbe24133> rdfs:isDefinedBy <https://stad.gent/data/blank_node/18ec19f4-57cb-4a98-93d9-8138bbe24133> .