@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81d722b6-ad1d-4153-a58a-b722c8b901b6> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81d722b6-ad1d-4153-a58a-b722c8b901b6> .