@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57b4418d-0c3b-4069-80b0-4a52888ea191> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57b4418d-0c3b-4069-80b0-4a52888ea191> .