@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/87b50acd-b794-466d-b9b9-18aec6a914f0> rdfs:isDefinedBy <https://stad.gent/data/blank_node/87b50acd-b794-466d-b9b9-18aec6a914f0> .