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:
Where did the bristol stool chart come from?
answer:
Which institution did the bristol stool chart come from?


question:
Who should be called the father of radio?
answer:
Who should be called the father of radio, according to their own opinion?


question:
What bible does the catholic church use at mass?
answer:

What bible was used by the Catholic Church at mass in 2016?