@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81e6148c-2c95-44ff-92be-910d5879f65b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81e6148c-2c95-44ff-92be-910d5879f65b> .