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Bernardo Bertolucci, the renowned Italian filmmaker behind "The Last Emperor," "1900," and "The Conformist," was the subject of Luca Guadagnino's 2013 documentary. Entitled "Bertolucci on Bertolucci," the film delves into the life, work, and creative process of the celebrated director, providing a unique and intimate exploration of his artistic journey and significant contributions to the world of cinema.