In what year was the film Dersu Uzala produced? 
Dersu Uzala (1975 film): Dersu Uzala (Russian: Дерсу Узала , Japanese: デルス·ウザーラ , ""Derusu Uzāra" " ; alternate U.S. title: Dersu Uzala: The Hunter) is a 1975 Soviet-Japanese co-production film directed by Akira Kurosawa, his first non-Japanese-language film and his first and only 70mm film.
i don't know