@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81b58481-2b5d-4cee-a68a-2442691668ac> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81b58481-2b5d-4cee-a68a-2442691668ac> .