from rdflib.namespace import DC, OWL, RDFS, SKOS from rdflib.plugins import sparql def test_issue(): query = sparql.prepareQuery( """ SELECT DISTINCT ?property ?parent WHERE{ ?property a owl:DeprecatedProperty . ?property dc:relation ?relation . ?property rdfs:subPropertyOf ?parent . ?property rdfs:label | skos:altLabel ?label . } """, initNs={"rdfs": RDFS, "owl": OWL, "dc": DC, "skos": SKOS}, )