@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21b7f78d-72c4-4e33-b8f3-e5486e982b18> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21b7f78d-72c4-4e33-b8f3-e5486e982b18> .