@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81ba4c7c-4385-4af1-a948-d55a04f45d13> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81ba4c7c-4385-4af1-a948-d55a04f45d13> .