@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1819bd7a-9903-4455-8562-550f416e7fc1> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1819bd7a-9903-4455-8562-550f416e7fc1> .