TASK DEFINITION: Compose a new way to ask the same question. The new question must be asking the exact same thing as the original question does. Without any other information, you should be able to tell that the original question and the new question are the same. Preserve bracketed phrases in your new question. You can change the rest of the question provided the above requirements are satisfied. The new question must have a natural, fluent formulation, as if it were composed by a native English speaker. You will be given three pieces of information to help you create better questions. Those are: "Answer": the answer to the question, e.g., "Honolulu". "Answer Type": the type of the answer, e.g., "Location". "Auxiliary Information" is a detailed description of some concepts mentioned in the question, if any.
PROBLEM: original question: what element is isotope of [Zirconium-92]
answer: zirconium
answer type: Chemical Element.

SOLUTION: [Zirconium-92] is the isotope of which element?

PROBLEM: original question: Who operates [RAF Akrotiri]?
answer: royal air force
answer type: Airport operator.
auxiliary information: Royal Air Force Akrotiri or more simply RAF Akrotiri is a large Royal Air Force station, on the Mediterranean island of Cyprus. It is located in the Western Sovereign Base Area, one of two areas which comprise Akrotiri and Dhekelia, a British Overseas Territory, administered as a Sovereign Base Area. It is one of the few full-scale RAF stations left outside the United Kingdom. The station commander is double-hatted and is also the officer commanding the Akrotiri or Western Sovereign Base Area, reporting to the commander of British Forces Cyprus who is also the Administrator.

SOLUTION: [RAF Akrotiri] is operated by whom?

PROBLEM: original question: What type of accident was the event which destroyed [1 World Trade Center]?
answer: controlled flight into terrain, aircraft hijacking
answer type: Aircraft accident type.
auxiliary information: When it was completed in 1972, 1 WTC became the tallest building on Earth, unseating the Empire State Building after a 40 year reign.

SOLUTION:
Which type of accident was the event which destroyed [1 World Trade Center]?