@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af4ad930-511e-4bc1-81ab-ed475b646407> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af4ad930-511e-4bc1-81ab-ed475b646407> .