@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81ec068c-d6d2-4f8f-948b-5830ceeeb244> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81ec068c-d6d2-4f8f-948b-5830ceeeb244> .