@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff506cae-14e9-4873-a1a1-1d4bc39bc3ab> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff506cae-14e9-4873-a1a1-1d4bc39bc3ab> .