Reason: The source can't be downloaded in any permitted format. # https://ec.europa.eu/esco/resources/data/static/model/owl/model.rdf # https://ec.europa.eu/esco/resources/data/static/model/owl/model.rdf # https://ec.europa.eu/esco/resources/data/static/model/owl/model.rdf # https://ec.europa.eu/esco/resources/data/static/model/owl/model.rdf # https://ec.europa.eu/esco/resources/data/static/model/owl/model.rdf # https://ec.europa.eu/esco/resources/data/static/model/owl/model.rdf