@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81dd6517-33c7-48e6-bba7-b4c88380f337> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81dd6517-33c7-48e6-bba7-b4c88380f337> .