@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a31a230f-5d3c-415b-a158-28dde21dfa91> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a31a230f-5d3c-415b-a158-28dde21dfa91> .