What is the {doctoral thesis} for {doctoral thesis} of {Stephen Hawking}
What was the name of Stephen Hawkins doctoral thesis?
What is Stephen Hawkins doctoral thesis
SELECT DISTINCT ?m WHERE { resource:Stephen_Hawking property:academic_thesis ?m . ?m rdf:type ontology:doctoral_thesis }
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q17714> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1026> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj . ?obj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q187685> } 
 select distinct ?obj where { wd:Q17714 wdt:P1026 ?obj . ?obj wdt:P31 wd:Q187685 } 
Properties of expanding universes