Question: When was Khải Định's father born?
Sentence (from "Khải Định"): Khải Định (chữ Hán: 啓定; born Nguyễn Phúc Bửu Đảo; 8 October 1885 – 6 November 1925) was the 12th Emperor of the Nguyễn Dynasty in Vietnam, reigning from 1916 to 1925.
Relevant evidence: No