In which municipalities does the NYC housing authority own buildings?
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/ontology/owningOrganisation> <http://dbpedia.org/resource/New_York_City_Housing_Authority> . ?x <http://dbpedia.org/ontology/municipality> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Building>}
New_York_City_Housing_Authority