@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81c0bc78-3357-4c39-8677-b58f46c7502a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81c0bc78-3357-4c39-8677-b58f46c7502a> .