what is the {end time} for {Lu Xun} has {spouse} as {Zhu An} ?
When was the death of Lu Xun, the husband of Zhu An?
When did Lu Xun who was the spouse of Zhu An die?
SELECT ?c WHERE { resource:Lu_Xun property:spouse ?k . ?k property:end_time ?c . ?k property:spouse resource:Zhu_An }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q23114> .
?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/Q11093843> .
?statement <http://www.wikidata.org/entity/P582> ?value. 
} 

SELECT ?value WHERE { wd:Q23114 p:P26 ?s . ?s ps:P26 wd:Q11093843 . ?s pq:P582 ?value}