what is the {point in time} for {Queens} has {population} as {2.23494e+06} ?
In what year did the population of Queens top 2.23494 million?
When did Queens have a population of 2.23494 million?
SELECT ?f WHERE { ?m property:population ?y . resource:Queens property:population ?m . FILTER ( CONTAINS ( ?y , '2.23494e+06' ) ) . ?m property:point_in_time ?f }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q18424> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1082> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <2.23494e+06> .
?statement <http://www.wikidata.org/entity/P585> ?value. 
} 

SELECT ?value WHERE { wd:Q18424 p:P1082 ?s . ?s ps:P1082 ?x filter(contains(?x , '2.23494e+06')) . ?s pq:P585 ?value}