@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/581b5fca-49f6-497a-9f39-36e15ffed092> rdfs:isDefinedBy <https://stad.gent/data/blank_node/581b5fca-49f6-497a-9f39-36e15ffed092> .