what is the {point in time} for {The Matrix} has {award received} as {National Film Registry} ?
When was The Matrix inducted into the National Film Registry?
When was The Matrix awarded the National Film Registry?
SELECT ?x WHERE { resource:The_Matrix property:award_received ?e . ?e property:point_in_time ?x . ?e property:award_received resource:National_Film_Registry }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q83495> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P166> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q823422> .
?statement <http://www.wikidata.org/entity/P585> ?value. 
} 

SELECT ?value WHERE { wd:Q83495 p:P166 ?s . ?s ps:P166 wd:Q823422 . ?s pq:P585 ?value}