Teacher:Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.
Teacher: Now, understand the problem? Solve this instance: Context : Anna Magdalena Bach (nee Wilcke or Wilcken) (22 September 1701 -- 22 February 1760) was an accomplished singer and the second wife of Johann Sebastian Bach.
Answer : Johann Sebastian Bach
Student:
What is Anna Magdalena Bach's spouse's name?