@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81866dea-7f9c-4c7e-9239-e2908b46ecb2> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81866dea-7f9c-4c7e-9239-e2908b46ecb2> .