@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/50639a8d-03bc-4e9d-8069-69d0169bd95e> rdfs:isDefinedBy <https://stad.gent/data/blank_node/50639a8d-03bc-4e9d-8069-69d0169bd95e> .