Passage: Ulanhu or Ulanfu (23 December 1907 – 8 December 1988), also known by his Chinese name Yun Ze, was the founding Chairman of China's Inner Mongolia Autonomous Region, serving from 1947 to 1966. Ulanhu had the nickname of "Mongolian King" during his political career. He served as Vice-Premier between 1956 and 1966. He was purged during the Cultural Revolution but later reinstated. Between 1983 and 1988 he held the office of Vice President of the People's Republic of China.

Question: What year did Ulanhu die?
1988