what is the {point in time} for {Chinua Achebe} has {nominated for} as {Neustadt International Prize for Literature} ?
When was Chinua Achebe nominated as the Neustadt International Prize for Literature?
When Chinua Achebe was nominated as Neustadt International Prize for Literature?
SELECT ?j WHERE { ?q property:point_in_time ?j . resource:Chinua_Achebe property:nominated_for ?q . ?q property:nominated_for resource:Neustadt_International_Prize_for_Literature }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q155845> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1411> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q580574> .
?statement <http://www.wikidata.org/entity/P585> ?value. 
} 

SELECT ?value WHERE { wd:Q155845 p:P1411 ?s . ?s ps:P1411 wd:Q580574 . ?s pq:P585 ?value}