Question: What is { population } of { Versailles } that is { time point } is { 2013 - 1 - 1 }?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q621 p:P1082 ?s . ?s ps:P1082 ?obj . ?s pq:P585 ?x filter(contains(YEAR(?x),'2013')) }