What is {population} of {Puerto Rico} that is {point in time} is {1962-0-0} ?
in 1962, what was the population of Puerto Rico?
What was the population of Puerto Rico in 1962?
SELECT ?r WHERE { ?j property:point_in_time ?k . FILTER ( CONTAINS ( YEAR ( ?k ) , '1962' ) ) . resource:Puerto_Rico property:population ?j . ?j property:population ?r }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q1183> .
?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> ?obj .
?statement <http://www.wikidata.org/entity/P585> <1962-0-0>
} 

SELECT ?obj WHERE { wd:Q1183 p:P1082 ?s . ?s ps:P1082 ?obj . ?s pq:P585 ?x filter(contains(YEAR(?x),'1962')) }