@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/87e9f619-ac28-495c-873d-915c3817cee0> rdfs:isDefinedBy <https://stad.gent/data/blank_node/87e9f619-ac28-495c-873d-915c3817cee0> .