@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/9ac991b9-ddad-4576-9534-4c72e33a0281> rdfs:isDefinedBy <https://stad.gent/data/blank_node/9ac991b9-ddad-4576-9534-4c72e33a0281> .