@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ca18ffaa-312e-4c85-99e5-a9ee1b42680f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ca18ffaa-312e-4c85-99e5-a9ee1b42680f> .