TASK DEFINITION: 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.
PROBLEM: Which tribe has the highest population in nigeria?

SOLUTION: Which combined tribe has the highest population in nigeria?

PROBLEM: What is the most famous part of the sistine chapel?

SOLUTION: What are the most famous frescos of the sistine chapel?

PROBLEM: What kind of bomb did japan drop on pearl harbor?

SOLUTION:
What form of bomb did Japan drop on Pearl Harbor?