@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81babe75-29b6-4bec-9f14-0875605c9d8f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81babe75-29b6-4bec-9f14-0875605c9d8f> .