@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81fd1976-95df-4c46-babc-ec0d445ae64a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81fd1976-95df-4c46-babc-ec0d445ae64a> .