@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81ccbd37-7d7c-4649-9ebf-52e4385789b3> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81ccbd37-7d7c-4649-9ebf-52e4385789b3> .