Q: Generate a correct and concise answer for the question based on the words in the context.
Context : Yuan Leshang (Chinese: ; born 565), later Buddhist nun name Huasheng (), was a concubine of Emperor Xuan of Northern Zhou, an emperor of the Chinese/Xianbei dynasty Northern Zhou.
Question : What is Yuan Leshang's spouse's name?
A:
Emperor Xuan of Northern Zhou