what is the {end time} for {Jordan Peterson} has {position held} as {postdoctoral researcher} ?
How long will Jordan Peterson hold the position of postdoctoral researcher?
When does the position of Jordan Peterson as postdoctoral researcher end?
SELECT ?e WHERE { resource:Jordan_Peterson property:position_held ?o . ?o property:position_held resource:postdoctoral_researcher . ?o property:end_time ?e }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q6276882> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P39> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q1125292> .
?statement <http://www.wikidata.org/entity/P582> ?value. 
} 

SELECT ?value WHERE { wd:Q6276882 p:P39 ?s . ?s ps:P39 wd:Q1125292 . ?s pq:P582 ?value}