@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ecf4fdd9-1a14-41aa-859b-d429d497a781> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ecf4fdd9-1a14-41aa-859b-d429d497a781> .