Question: Who are the maintainers of the bridges which cross the pandaruan river?
SPARQL query:
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?uri WHERE { ?x onto:crosses <http://dbpedia.org/resource/Pandaruan_River> . ?x onto:maintainedBy ?uri  . ?x rdf:type onto:Bridge}