Question: What award did John Bardeen receive on January 1, 1971?
Paraphrase: On January 1, 1971, John Bardeen received what award?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q949 p:P166 ?s . ?s ps:P166 ?obj . ?s pq:P585 ?x filter(contains(YEAR(?x),'1971')) }