What is <product or material produced> of <Chevron Corporation> ?
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What material is produced by Chevron corporation?
SELECT DISTINCT ?z WHERE { resource:Chevron_Corporation property:product_or_material_produced ?z }
select distinct ?answer where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q319642> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1056> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?answer. }
select distinct ?answer where { wd:Q319642 wdt:P1056 ?answer}
petroleum