@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81a2cc0a-1af3-44dc-b807-dd8ea48f01d8> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81a2cc0a-1af3-44dc-b807-dd8ea48f01d8> .