@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/668f4233-317b-4903-be02-ae3bd824548a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/668f4233-317b-4903-be02-ae3bd824548a> .