@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b57e3bd9-847f-40ed-b604-aca1e0481f31> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b57e3bd9-847f-40ed-b604-aca1e0481f31> .