what is the {start time} for {Martin Johnson} has {member of sports team} as {England national rugby union team} ?
When does Martin Johnson start for the England national rugby union?
what time does Martin Johnson start as a member of the England national rugby union team
SELECT ?k WHERE { ?y property:start_time ?k . resource:Martin_Johnson property:member_of_sports_team ?y . ?y property:member_of_sports_team resource:England_national_rugby_union_team }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q2036406> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P54> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q378628> .
?statement <http://www.wikidata.org/entity/P580> ?value. 
} 

SELECT ?value WHERE { wd:Q2036406 p:P54 ?s . ?s ps:P54 wd:Q378628 . ?s pq:P580 ?value}