What is the {spaceflight} for {crew member} of {Alan Shepard}
What is Alan Shepard's spaceflight?
What is Alan Shepard's spaceflight?
SELECT DISTINCT ?v WHERE { ?v rdf:type ontology:spaceflight . ?v property:crew_member(s) resource:Alan_Shepard }
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/Q174979> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q5916> } 
 select distinct ?sbj where { ?sbj wdt:P1029 wd:Q174979 . ?sbj wdt:P31 wd:Q5916 } 
Mercury-Atlas 10