@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/50af6b76-b41f-4cb1-81ea-a131e2eb7809> rdfs:isDefinedBy <https://stad.gent/data/blank_node/50af6b76-b41f-4cb1-81ea-a131e2eb7809> .