@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81c8bc48-666c-4d2b-9c12-dd93b0f04f74> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81c8bc48-666c-4d2b-9c12-dd93b0f04f74> .