@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/aa309efe-471f-4c51-9fad-a53e1709b907> rdfs:isDefinedBy <https://stad.gent/data/blank_node/aa309efe-471f-4c51-9fad-a53e1709b907> .