Question: What is the date of death of María Mercader's husband?
Sentence (from "Vittorio De Sica"): De Sica was also nominated for the 1957 Oscar for Best Supporting Actor for playing Major Rinaldi in American director Charles Vidor's 1957 adaptation of Ernest Hemingway's "A Farewell to Arms", a movie that was panned by critics and proved a box office flop.
Relevant evidence: No