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 decided to use agent orange in vietnam?
answer:
What individual decided to use agent orange in vietnam in mid-1961?


question:
Who presented the first top of the pops?
answer:
Who presented the first ever top of the pops?


question:
Who scored the fastest goal in fifa world cup?
answer:

Who scored the fastest goal from kick-off in fifa world cup?