@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a21da5c5-9990-421c-b737-65595daff4fb> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a21da5c5-9990-421c-b737-65595daff4fb> .