@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a51c5530-f233-403a-8f87-b0d73bada1aa> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a51c5530-f233-403a-8f87-b0d73bada1aa> .