@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff60df8b-6455-4ba5-99de-1167e75a1df3> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff60df8b-6455-4ba5-99de-1167e75a1df3> .