@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/50ce438f-947b-4a2f-99b7-7218fd47bb81> rdfs:isDefinedBy <https://stad.gent/data/blank_node/50ce438f-947b-4a2f-99b7-7218fd47bb81> .