What is {population} of {Egypt} that is {point in time} is {1975-0-0} ?
Which was the population number of Egypt in 1975?
What was the population of Egypt in 1975?
SELECT ?z WHERE { FILTER ( CONTAINS ( YEAR ( ?a ) , '1975' ) ) . resource:Egypt property:population ?f . ?f property:population ?z . ?f property:point_in_time ?a }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q79> .
?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> <1975-0-0>
} 

SELECT ?obj WHERE { wd:Q79 p:P1082 ?s . ?s ps:P1082 ?obj . ?s pq:P585 ?x filter(contains(YEAR(?x),'1975')) }