@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff661cf2-4a70-42c8-b064-70e1a00c40cf> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff661cf2-4a70-42c8-b064-70e1a00c40cf> .