@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81d054e6-bcd1-49b6-91d3-0f8974158cec> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81d054e6-bcd1-49b6-91d3-0f8974158cec> .