@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51e789ff-6778-488b-8ef2-994282db5037> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51e789ff-6778-488b-8ef2-994282db5037> .