What is the {written work} for {author} of {Dan Brown}
What book did creator Dan Brown write?
What book did author Dan Brown write?
SELECT DISTINCT ?w WHERE { ?w rdf:type ontology:written_work . ?w property:author resource:Dan_Brown }
select distinct ?subj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?subj . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P50> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q7345> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q47461344> } 
 select distinct ?sbj where { ?sbj wdt:P50 wd:Q7345 . ?sbj wdt:P31 wd:Q47461344 } 
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