@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81e5330a-71dd-4ffe-8b73-a03722301279> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81e5330a-71dd-4ffe-8b73-a03722301279> .