@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/d50ca981-e949-4812-ae23-16c9d9c5c149> rdfs:isDefinedBy <https://stad.gent/data/blank_node/d50ca981-e949-4812-ae23-16c9d9c5c149> .