@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/15b81c2d-0322-4754-b6a8-6f81d4274232> rdfs:isDefinedBy <https://stad.gent/data/blank_node/15b81c2d-0322-4754-b6a8-6f81d4274232> .