@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff66c0e1-29cb-4a26-af76-5c5e9b4eefba> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff66c0e1-29cb-4a26-af76-5c5e9b4eefba> .