@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/50a0472f-a061-4a8a-bf36-de109c0ac316> rdfs:isDefinedBy <https://stad.gent/data/blank_node/50a0472f-a061-4a8a-bf36-de109c0ac316> .