@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21e61144-05fa-404f-b0b3-a0b4f9149650> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21e61144-05fa-404f-b0b3-a0b4f9149650> .