what is the {point in time} for {La Paz} has {population} as {654713.0} ?
La Paz had a population of 654,713 when?
When did La Paz have a population of 654,713?
SELECT ?q WHERE { resource:La_Paz property:population ?r . ?r property:population ?q . ?r property:point_in_time ?q . FILTER ( ?q = 654713.0 ) }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q1491> .
?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> <654713.0> .
?statement <http://www.wikidata.org/entity/P585> ?value. 
} 

SELECT ?value WHERE { wd:Q1491 p:P1082 ?s . ?s ps:P1082 ?x filter(contains(?x , '654713.0')) . ?s pq:P585 ?value}