@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/4ffc921f-4bd4-41eb-9665-28ff5c159bfa> rdfs:isDefinedBy <https://stad.gent/data/blank_node/4ffc921f-4bd4-41eb-9665-28ff5c159bfa> .