what is the {for work} for {David McCullough} has {award received} as {Pulitzer Prize for Biography or Autobiography} ?
David MCCullough won a Pulitzer Prize for Biography or Autobiography, what work did he do?
What is the work done by David MCCullough that won him the Pulitzer Prize for Biography or Autobiography?
SELECT ?l WHERE { resource:David_McCullough property:award_received ?u . ?u property:award_received resource:Pulitzer_Prize_for_Biography_or_Autobiography . ?u property:for_work ?l }
select distinct ?value  where {
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?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P166> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q285117> .
?statement <http://www.wikidata.org/entity/P1686> ?value. 
} 

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