Question: What is the date of death of the director of film Oh! What A Lovely War?
Sentence (from "Oh! What a Lovely War"): What a Lovely War is a 1969 British comedy and musical film directed by Richard Attenborough (in his directorial debut), with an ensemble cast, including Maggie Smith, Dirk Bogarde, John Gielgud, John Mills, Kenneth More, Laurence Olivier, Jack Hawkins, Corin Redgrave, Michael Redgrave, Vanessa Redgrave, Ralph Richardson, Ian Holm, Paul Shelley, Malcolm McFee, Jean-Pierre Cassel, Nanette Newman, Edward Fox, Susannah York, John Clements, Phyllis Calvert and Maurice Roëves.
Relevant evidence: Yes