what is the {point in time} for {Budapest} has {population} as {1.74004e+06} ?
On which year Budapest have a population of 1.74 million?
When did Budapest have a population of 1.74 million?
SELECT ?h WHERE { ?s property:population ?g . FILTER ( CONTAINS ( ?g , '1.74004e+06' ) ) . ?s property:point_in_time ?h . resource:Budapest property:population ?s }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q1781> .
?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> <1.74004e+06> .
?statement <http://www.wikidata.org/entity/P585> ?value. 
} 

SELECT ?value WHERE { wd:Q1781 p:P1082 ?s . ?s ps:P1082 ?x filter(contains(?x , '1.74004e+06')) . ?s pq:P585 ?value}