@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/18e9992d-8e0f-41ab-a9f3-fec5054bd104> rdfs:isDefinedBy <https://stad.gent/data/blank_node/18e9992d-8e0f-41ab-a9f3-fec5054bd104> .