SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/Pittsburgh_Line> <http://dbpedia.org/ontology/routeEnd> ?x . ?x <http://dbpedia.org/ontology/founder> ?uri . }
Who founded the city at the end of the Pittsburgh Line route?
SELECT DISTINCT ?h WHERE { ?d property:founder ?h . . resource:Pittsburgh_Line property:route_end ?d }
George Washington, John Forbes (British Army officer)
The founders of the city which is the end of the Pittsburgh Line route are [George Washington, John Forbes (British Army officer)].
[George Washington, John Forbes (British Army officer)] founded the city at the end of the Pittsburgh Line route.