@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/87f51244-05da-4d02-964d-7d94744ef657> rdfs:isDefinedBy <https://stad.gent/data/blank_node/87f51244-05da-4d02-964d-7d94744ef657> .