@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac81bddd-a684-47af-b466-26a162be447a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac81bddd-a684-47af-b466-26a162be447a> .