@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81d60bb3-13a1-4110-bbad-467eef677bb6> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81d60bb3-13a1-4110-bbad-467eef677bb6> .