@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/8521b20d-c5b3-488c-b4bb-537032f007cf> rdfs:isDefinedBy <https://stad.gent/data/blank_node/8521b20d-c5b3-488c-b4bb-537032f007cf> .