@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81858bf7-848c-479c-a432-5fb16e528da4> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81858bf7-848c-479c-a432-5fb16e528da4> .