@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81ba9244-e668-490b-bfb8-c36db5a202dc> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81ba9244-e668-490b-bfb8-c36db5a202dc> .