@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a139eb17-e806-4d09-ad5d-9e89c8e0efca> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a139eb17-e806-4d09-ad5d-9e89c8e0efca> .