What is {language used} of {Australia} that is {point in time} is {2016-0-0} ?
In 2016 what was the language of Australia?
Which  language used of Australia that is point in time is 2016?
SELECT ?i WHERE { resource:Australia property:language_used ?s . ?s property:point_in_time ?l . FILTER ( CONTAINS ( YEAR ( ?l ) , '2016' ) ) . ?s property:language_used ?i }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q408> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2936> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P585> <2016-0-0>
} 

SELECT ?obj WHERE { wd:Q408 p:P2936 ?s . ?s ps:P2936 ?obj . ?s pq:P585 ?x filter(contains(YEAR(?x),'2016')) }