Question: Who operates the bridges designed by Malaysian PWD?
SPARQL query: SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/property/designer> <http://dbpedia.org/resource/Malaysian_Public_Works_Department> . ?x <http://dbpedia.org/ontology/maintainedBy> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Bridge>}
Answer: The maintainers of the bridges designed by Malaysian Public Works Department are [Malaysian Public Works Department, Kota Bharu, Cahya Mata Sarawak Berhad, Brunei, Malaysia, Public Works Department of Brunei, Tangkak District, Muar Municipal Council, Majlis Daerah Tangkak, Selia Selenggara Selatan Sdn Bhd, Roadcare Sdn Bhd, Belati Wangsa Sdn Bhd, Kuala Lumpur City Hall].