@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ad4d8ba3-5409-4d8d-b3e7-01d6bef50cdf> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ad4d8ba3-5409-4d8d-b3e7-01d6bef50cdf> .