@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b688487e-6d31-40b6-91ff-49f4628e0990> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b688487e-6d31-40b6-91ff-49f4628e0990> .