Question: On February 8, 1974, what position did Harold Wilson hold?
Paraphrase: What position was Harold Wilson in, on February 8, 1974?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q128956 p:P39 ?s . ?s ps:P39 ?obj . ?s pq:P582 ?x filter(contains(YEAR(?x),'1974')) }