@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/efa47af9-6939-49b8-865e-e50e3afec5fb> rdfs:isDefinedBy <https://stad.gent/data/blank_node/efa47af9-6939-49b8-865e-e50e3afec5fb> .