What is <immediate cause of> of <War on Terror> ?
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Which is immediate cause  of War on Terror ?
SELECT DISTINCT ?k WHERE { ?k property:immediate_cause_of resource:War_on_Terror }
select distinct ?answer where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject>  ?answer. ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1536> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q185729>. }
select distinct ?answer where { ?answer wdt:P1536 wd:Q185729}
September 11 attacks