@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a81dee3e-c4c6-4bd9-9b54-4faf79696c6d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a81dee3e-c4c6-4bd9-9b54-4faf79696c6d> .