Question: When did Chiang Ching-Kuo's father die?
Sentence (from "Chiang Kai-shek"): Chiang Kai-shek (31 October 1887 – 5 April 1975), also known as Chiang Chung-cheng and romanized via Mandarin as Chiang Chieh-shih and Jiang Jieshi, was a Chinese nationalist politician, revolutionary and military leader who served as the leader of the Republic of China between 1928 and 1975, first in mainland China until 1949
Relevant evidence: Yes