@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81ff6589-b6f0-4a76-ba05-309fda51bca5> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81ff6589-b6f0-4a76-ba05-309fda51bca5> .