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: When did ready player one come to theaters?

SOLUTION: When did ready player one premiere at South by Southwest?

PROBLEM: Who sings backup on thank you led zeppelin?

SOLUTION: Who sings backup on Thank You by Led Zeppelin and plays drums for the band?

PROBLEM: Who won the oscar for best actor in 2006?

SOLUTION:
Who won the Oscar for Best Male Actor in 2006?