What is <commissioned by> of <Sears> ?
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Which is commissioned by Sears?
SELECT DISTINCT ?c WHERE { ?c property:commissioned_by resource:Sears }
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/P88> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q6499202>. }
select distinct ?answer where { ?answer wdt:P88 wd:Q6499202}
Willis Tower