@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff97fdda-a78a-4592-97ea-1618b3cab108> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff97fdda-a78a-4592-97ea-1618b3cab108> .