what is the {point in time} for {Sub-Saharan Africa} has {number of out of school children} as {9.06105e+07} ?
Sub-Saharan Africa had many out of school children of 9.06105e+07 during which time?
When did Sub-Saharan Africa have a number of out of school children of 9.06105e+07?
SELECT ?n WHERE { ?i property:point_in_time ?n . ?i property:number_of_out-of-school_children ?m . FILTER ( ?m = 9.06105e+07 ) . resource:Sub-Saharan_Africa property:number_of_out-of-school_children ?i }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q132959> .
?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> <9.06105e+07> .
?statement <http://www.wikidata.org/entity/P585> ?value. 
} 

SELECT ?value WHERE { wd:Q132959 p:P2573 ?s . ?s ps:P2573 ?x filter(contains(?x , '9.06105e+07')) . ?s pq:P585 ?value}