what is the {point in time} for {Western Asia} has {number of out of school children} as {8.46034e+06} ?
When did Western Asia have 8.5 million children who weren't in school?
At what point in time did Western Asia have 8.5million children out of school?
SELECT ?d WHERE { resource:Western_Asia property:number_of_out-of-school_children ?i . FILTER ( ?e = 8.46034e+06 ) . ?i property:number_of_out-of-school_children ?e . ?i property:point_in_time ?d }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q27293> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2573> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <8.46034e+06> .
?statement <http://www.wikidata.org/entity/P585> ?value. 
} 

SELECT ?value WHERE { wd:Q27293 p:P2573 ?s . ?s ps:P2573 ?x filter(contains(?x , '8.46034e+06')) . ?s pq:P585 ?value}