@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a57f350f-8687-4951-afd0-723ad529b083> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a57f350f-8687-4951-afd0-723ad529b083> .