what is the {end time} for {Chandragupta Maurya} has {spouse} as {Durdhara} ?
On what date did Chandragupta Maurya, the wife of Durdhara, die?
When Chandragupta Maurya, the spouse of Durdhara, died?
SELECT ?l WHERE { ?b property:end_time ?l . ?b property:spouse resource:Durdhara . resource:Chandragupta_Maurya property:spouse ?b }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q188541> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P26> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q5316334> .
?statement <http://www.wikidata.org/entity/P582> ?value. 
} 

SELECT ?value WHERE { wd:Q188541 p:P26 ?s . ?s ps:P26 wd:Q5316334 . ?s pq:P582 ?value}