@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/668f6491-9340-41e2-9cdc-01b4ff5d71ea> rdfs:isDefinedBy <https://stad.gent/data/blank_node/668f6491-9340-41e2-9cdc-01b4ff5d71ea> .