Task: Question Understanding
Input (English): Context : The Xuande Emperor (Chinese: 宣德帝; pinyin: Xuāndédì; 16 March 1399 -- 31 January 1435), personal name Zhu Zhanji (朱瞻基), was the fifth emperor of the Ming dynasty of China, ruling from 1425 to 1435. 
Question : What is Xuande Emperor's spouse's name?
Output (English): spouse