What is {member of the board of directors} of {developed by} of {Mac OS} ?
Give me the name of the person who was a member of the board of directors and the developer of Mac OS.
Who was member of the board of the directors and developer of Mac OS?
SELECT ?t WHERE { resource:Macintosh_operating_systems property:developer ?z . ?z property:board_member ?t }
SELECT ?answer WHERE { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q43627> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P178>. ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?X . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?X. ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P3320> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?answer . }
SELECT ?answer WHERE { wd:Q43627 wdt:P178 ?X . ?X wdt:P3320 ?answer}
Al Gore Andrea Jung Bob Iger Arthur D. Levinson James A. Bell Ronald Sugar Susan Wagner