instruction:
Generate a correct and concise answer for the question based on the words in the context.
question:
Context : Nikolaus Gerhaert (c.1420 -- 11 June 1473), also known as Nikolaus Gerhaert van Leyden, was a sculptor of Dutch origin, although aside from his sculptures, few details are known of his life. 
Question : What date did Nikolaus Gerhaert die on?
answer:
1473


question:
Context : All-Consuming Fire is an original novel written by Andy Lane and based on the long-running British science fiction television series Doctor Who. 
Question : Which is the basis of All-Consuming Fire?
answer:
Doctor Who


question:
Context : Lady Xun (personal name unknown) (Chinese: 荀; pinyin: Xún; died 335), formally Lady of Yuzhang (豫章君), was a concubine of Emperor Yuan of Jin (Sima Rui) while he was the Prince of Langye. 
Question : What is Lady Xun's spouse's name?
answer:

Emperor Yuan of Jin