@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81c0ed1d-7a8e-405c-9385-80d31f099bf2> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81c0ed1d-7a8e-405c-9385-80d31f099bf2> .