SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/Pittsburgh> <http://dbpedia.org/ontology/founder> ?uri }
Who is the founder of Pittsburgh?
SELECT DISTINCT ?q WHERE { resource:Pittsburgh property:founder ?q }
George Washington, John Forbes (British Army officer)
The founders of Pittsburgh are [George Washington, John Forbes (British Army officer)].
Pittsburgh was founded by [George Washington, John Forbes (British Army officer)].