Question: In which state can I find Burr Truss styled bridges?
SPARQL query: SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/property/style> <http://dbpedia.org/resource/Burr_Truss> . ?x <http://dbpedia.org/ontology/state> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Bridge>}
Answer: The states of bridges styled by Burr Truss are [Indiana, Pennsylvania].