@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51e87bc8-54ca-4e8f-bf49-e54b7d72c67b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51e87bc8-54ca-4e8f-bf49-e54b7d72c67b> .