SELECT DISTINCT ?uri WHERE {?uri <http://dbpedia.org/ontology/location> <http://dbpedia.org/resource/Ontario> . }
What has  location as Ontario?
SELECT DISTINCT ?t WHERE { ?t property:location resource:Ontario . }
answer
The buildings which are situated in Ontario are [answer].
Buildings located in Ontario [answer].
The buildings which are situated in the city are [answer].
Buildings that are in the city [answer].