question: Why did the director of film The Lady Objects die?
context: Title: The Lady Objects
  Passage: The Lady Objects is a 1938 American drama film written by Gladys Lehman and Charles Kenyon and directed by Erle C. Kenton. It was nominated for the Oscar for Best Song at the 11th Academy Awards with the song" A Mist Over the Moon", with music by Ben Oakland and lyric by Oscar Hammerstein II. Although the writing credits differ, this film bears a striking resemblance to Columbia's 1933 film," Ann Carver's Profession".
  Title: Erle C. Kenton
  Passage: Erle C. Kenton (August 1, 1896 – January 28, 1980) was an American film director. He directed 131 films between 1916 and 1957. He was born in Norborne, Missouri and died in Glendale, California from Parkinson's disease. Kenton and Edward Ludwig were the principal directors of the 1958-1960 CBS television series, "The Texan", starring Rory Calhoun as Bill Longley, a "Robin Hood of the West", who drifts through the region helping persons in need.
answer: Parkinson
citations: The Lady Objects Erle C. Kenton