@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/f81ba18b-4bb3-431e-9937-9c0ec87e5bcb> rdfs:isDefinedBy <https://stad.gent/data/blank_node/f81ba18b-4bb3-431e-9937-9c0ec87e5bcb> .