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:
When was the last burning at the stake in england?
answer:
When was the last burning alive at the stake in england?


question:
Who's performing the halftime show at super bowl 52?
answer:
Who's the featured performer performing the halftime show at super bowl 52?


question:
Who sang the song with or without you?
answer:

Which person sang the song with or without you in 1987?