@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff49f3fc-b341-46db-a9ff-947679c03cd4> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff49f3fc-b341-46db-a9ff-947679c03cd4> .