@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac4fffa1-fcf2-479b-bd59-1eb52cd2eacf> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac4fffa1-fcf2-479b-bd59-1eb52cd2eacf> .