@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/509ecc10-bfe0-4461-aeac-5021b683f1e5> rdfs:isDefinedBy <https://stad.gent/data/blank_node/509ecc10-bfe0-4461-aeac-5021b683f1e5> .