Question: When did Nguyễn Phúc Miên Bửu's father die?
Sentence (from "Minh Mạng"): Minh Mạng (lit. "the bright favour of Heaven"; 25 May 1791 – 20 January 1841; born Nguyễn Phúc Đảm, also known as Nguyễn Phúc Kiểu) was the second emperor of the Nguyễn dynasty of Vietnam, reigning from 14 February 1820 until his death, on 20 January 1841.
Relevant evidence: Yes