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.

Who was responsible for keeping british ships out of the waterways off the coast of virginia?
Who is the group that was responsible for keeping british ships out of the waterways off the coast of virginia?

When did england last get into semi finals?
When did England last get into the semi finals of the men's FIFA world cup?

When was the glass pyramid at the louvre built?

When was the glass pyramid at the Louvre commissioned?