@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef8cfd68-971f-45fb-a8a4-90af371e2edf> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef8cfd68-971f-45fb-a8a4-90af371e2edf> .