What is the {Vostok} for {crew member} of {Yuri Gagarin}
What is crew member Yuri Gagarin's Vostok?
 select distinct ?sbj where { ?sbj wdt:P1029 wd:Q7327 . ?sbj wdt:P31 wd:Q624038 } 
select distinct ?subj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?subj . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1029> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q7327> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q624038> } 
What is the Vostok of Yuri Gagarin's crew member?