@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b57d4421-9432-43d1-9b21-6510160f8fc7> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b57d4421-9432-43d1-9b21-6510160f8fc7> .