@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/820c5031-fb9b-4bd7-90d9-7af811360ea1> rdfs:isDefinedBy <https://stad.gent/data/blank_node/820c5031-fb9b-4bd7-90d9-7af811360ea1> .