@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51f981b3-d0f8-4ad6-b68b-0fe3a853912c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51f981b3-d0f8-4ad6-b68b-0fe3a853912c> .