@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81039713-934d-4c81-bea1-c8d7210f8b0c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81039713-934d-4c81-bea1-c8d7210f8b0c> .