@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51af743d-191c-41d4-b9c9-da673525ef4c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51af743d-191c-41d4-b9c9-da673525ef4c> .