@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff47ea47-1859-4acd-af0b-2591ddf9faff> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff47ea47-1859-4acd-af0b-2591ddf9faff> .