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.

[EX Q]: Who scored the most hat tricks in football?
[EX A]: Who scored the most hat tricks in UEFA Champions League football?

[EX Q]: When did the soviet union test its first atomic bomb?
[EX A]: When did the soviet union first test its first atomic bomb?

[EX Q]: Who plays lily on how i met your mother?
[EX A]:
Who plays adult  lily on how i met your mother?