@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1ef1e571-0400-4907-ad25-eea64bbd64d3> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1ef1e571-0400-4907-ad25-eea64bbd64d3> .