@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51ff0b2d-3845-45de-a59d-a4fb5eb4786a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51ff0b2d-3845-45de-a59d-a4fb5eb4786a> .