instruction:
In this task, you're given an ambiguous question (which can be answered in more than one way). Your task is to write a question that clarifies the given question in such a way that the generated question has one unique answer.
question:
Who sang a crazy little thing called love?
answer:
What band sang a crazy little thing called love in 1979?


question:
Who owns the san diego padres baseball team?
answer:
What individual is the face of owernship for the san diego padres baseball team?


question:
Who sings only know your lover when you let her go lyrics?
answer:

Who sang the original version of Let Her Go?