@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51ef2c81-5c67-48f5-a04a-9822c262d6c6> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51ef2c81-5c67-48f5-a04a-9822c262d6c6> .